Follow on: Twitter – @Robmazin2; ResearchGate; Facebook (MercuryandMe) or Google Scholar

September: Patricia’s article for the general public on mercury and its bioaccumulation is published in Ocean Bites

August: Hannah Inman arrives in Groton and will start her PhD studies. She received her undergraduate degree in Chemistry from Smith College in Massachusetts.

August: Gearing up for the upcoming fall semester, which will be like no other given the current restrictions in place because of the continuing pandemic.

August: Emily’s paper is returned by the journal and currently under revision

August: After two years in review, the paper led by Maodian Liu, a former visiting scientist here, on the impact of the Three Gorges Dam in China on metal transport is finally published in Water Research. See here

August: Updates: The ECOMON cruise that Patricia was to participate in has been cancelled. Yipeng has deployed the atmospheric mercury speciation unit at Avery Point and will also start measuring dissolved gaseous mercury using the equilibrator. Wes is restarting the flume to continue the experiments looking and sediment resuspension, transport and deposition of mercury in salt marshes, and the influence of sediment methylmercury. Xiangming continues to examine the interactions of methylmercury with metal-sulfide nanoparticles.

August: Yipeng’s paper is returned, and is currently under revision.

July: Research is getting going again with grad students and post-docs back in the lab running experiments, analyzing and collecting samples

July: Patricia starts sampling again at URI, collecting samples for determining methylmercury in plankton over time. A collaboration with Mouw research group. link

July: Kayla, a student at Wesleyan University who did much of her analysis in the lab, has a paper published in Chemosphere on mercury and methylmercury in the Still River, CT area, a region with historical mercury contamination from hat making. Paper is available here

June: Emily submits her paper on the statistical analysis of mercury and ancillary data collected during the Superfund projects with Dartmouth to Water Research.

June: Download a copy of Wes’ paper in STOTEN using this link

May: As infections from COVID-19 decrease in Connecticut, the university is starting to resume activities and graduate students/post-docs are now allowed to return to the labs if they do so according to strict guidelines and with a lab plan for social distancing, wearing of PPEs etc. Let the research resume!

May: Yipeng submits a paper comparing ion exchange membranes and the Tekran instrument’s measurement of reactive gaseous mercury in the marine boundary layer during the 2018 Pacific Geotraces cruise to Atmospheric Environment.

May: Wes resubmits a revised version of his manuscript and it is accepted for publication in STOTEN – Formalin-preserved zooplankton are not reliable for historical reconstructions of methylmercury bioaccumulation. Congratulations. Link

May: The International Conference on Mercury as a Global Pollutant is postponed until July 24-29, 2022. See the new information on the meeting here.

April 22: Another Earth Day treat! Rob’s paper setting the scope for the Inorganic Pollutants section of Frontiers in Environmental Chemistry (the Grand Challenges) is published. Read it here

April 22: An Earth Day treat! Wes’ paper on methylmercury levels in archived zooplankton and whether these can be used to construct historical records is returned from review with minor comments. Congrats to Wes!

April 22: Happy Earth Day! The journal Frontiers in Environmental Chemistry is launched! Looking forward to getting papers for the specialty section on Inorganic Pollutants. Currently, there is a focus Research Topic on mercury, edited by Eric Bjorn, Martin Jiskra and Anne Soerensen. We welcome submissions to this! More here

April: Earlier in the year, Rob accepted to become the Chief Editor for a section (Inorganic Pollutants) of a new journal – Frontiers in Environmental Chemistry – which will be part of the Frontiers journal collection, and will soon launch. A group of 10 Associate Editors has been assembled to help with the initial paper solicitation. A Research Topic “Recent Advances in Molecular to Global Scale Environmental Chemistry of Mercury”, with Eric Bjorn, Martin Jiskra and Anne Soerensen as editors, will start the journal. Please consider submitting your work to the new journal.

April 16: Trump administration announces a rollback of rules limited emissions from power plants enacted by the previous administration. This is bad policy and will lead to health problems related to increased mercury emissions and those of other pollutants. To find out more , read a brief, put together by a team of mercury researchers, here

April: Hannah Inman accepts an offer to grad school in the Department of Marine Sciences, with Rob as her major advisor. She is completing her BS at Smith College, MA this semester. Hannah will start in the fall. Welcome!

April 1: Adaption to the online university and work situation continues. Wes submits a paper for publication. Other papers in the works. Keeping on analyzing data and writing papers as the lab is closed except for essential functions.

March: University closes doors to most research and classes move online in response to the coronavirus impacts in CT.

March: Gunnar cancels his trip to the Benthic Ecology Meeting in North Carolina because of concerns over the coronavirus.

March: Mackenzie, an undergraduate, is awarded a Summer 2020 Cooperative Institute for Modeling the Earth System (CIMES) Research Internship Program at Princeton University. Mackenzie is a seeking a double degree in Marine Sciences and an Individualized Major titled Atmospheric Sciences. She is doing her senior thesis in the lab. She has added a minor in math as well. Why not? Mackenzie is on track to graduate at the end of the year.

March: Rob meets with researchers at the University of Cape Town and Stellenbosch to start planning his sabbatical for spring 2021.

March: Rob attends the first SSC meeting of the ICMGP 2021 conference, which was held in Stellenbosch. The meeting attendance was somewhat curtailed by the spread of the coronavirus and many members dialed in remotely. The basic structure for the meeting and associated activities were discussed and the conference venue was visited. This will be the first ICMGP in Africa and only the second time the meeting has been in the Southern Hemisphere. See http://www.mercury2021.com/index/ for more details.

Feb: Rob and Yipeng attend the Ocean Sciences meeting in San Diego and also attend a GEOTRACES Arctic synthesis workshop on the Sunday before the meeting. Yipeng and Emily have presentations at the meeting.

Jan: Patricia passes her Comprehensive Exams for her PhD. Awesome!


Dec: Gunnar presents and defends his PhD proposal, and passes. Well done!

Dec: Xudong Wang successfully defends his PhD thesis in Chemistry.

Nov: Wes sets up the annular flume and begins experiments examining the impact of sediment resuspension and transport on mercury contamination of coastal marsh grasses, and the overall impact of their biogeochemistry and methylmercury bioaccumulation.

Nov: Xiangming Shi arrives to begin her post-doc working on interactions of mercury/methylmercury with nanoparticles.

Oct: Patricia sets out on a coastal cruise to collect size-fractionated samples of plankton from the Mid-Atlantic Bight and Gulf of Maine for methylmercury analysis, along with many other investigators as part of a ECOMON cruise. See here for more

Oct: Wang et al. “The interaction of mercury and methylmercury with chalcogenide nanoparticles”, now published in  Environmental Pollution. See here

Sept: Dr Boubie Guel from the University of Ouagadougou in Burkina Faso arrives to spend a month working with the mercury group and learning analytical methods for analysis in environmental media, as well as collaborating with others in the Chemistry Department on studies related to alumina nanoparticles.

Sept: Had a very productive week in Krakow for the International Conference on Mercury as a Global Pollutant with many excellent talks and much discussion with colleagues, and a little fun. Posters were presented by Patricia, Mackenzie, Yipeng and Zosia, with talks by Wes, Gunnar, Yipeng, Zosia and Rob, amongst others from the Dartmouth Superfund program, including Emily. more Rob was the primary organizer of the student/mentor lunch and the student poster judging. Rob also is part of the organizing committee for the next meeting that will take place in Cape Town, South Africa in July 2021. more Look out, here we come!

Sept: Two papers accepted for publication pending suitable revision: 1) Baumann et al. “Mercury in an urban estuarine ecosystem and guidelines for fish consumption”, Environmental Chemistry; and 2) Wang et al. “The interaction of mercury and methylmercury with chalcogenide nanoparticles”, Environmental Pollution.

Aug: Xiangming Shi is offered the position of a post-doc in the mercury lab to work on the project which is examining the reactions of mercury and methylmercury on the surfaces of metal sulfide/selenide nanoparticles.

June/July: Rob travels to Cote d’Ivoire for the final part of his Fulbright Studies. Focus is the collection of water, sediments and biota in coastal lagoons, both impacted and more pristine, and in the coastal ocean. See posts here

June: Rob attends the International Estuarine Biogeochemistry Symposium in Vigo, Spain. more

May: All abstracts submitted for the Krakow ICMGP Meeting are accepted and there will be many presentations and posters by the research group at the meeting. more

May: Brain starts his post-doc working at the Bigelow Lab in Maine

April: A group of scientists in collaboration with the Emmett Environmental Law & Policy Clinic at Harvard Law School submit comments on the National Emission Standards for Hazardous Air Pollutants: Coal- and Oil- Fired Electric Utility Steam Generating Units, addressing proposed changes to the MATS rule of power plant emissions of mercury in the US. See here

April: The Chen et al. paper ” A critical time for mercury science to inform policy” is highlighted as one of the top papers in 2018 in ES&T. See here

April: A paper related to the UNEP 2018 Global Mercury Assessment is accepted for publication in Science of the Total Environment: Wang et al. “How closely do mercury trends in fish and other aquatic wildlife track those in the atmosphere? – Implications for evaluating the effectiveness of the Minamata Convention.”  Rob is a co-author. See here.

April: Former student Emily takes to the sea from Hawaii for a SCOPE cruise in the North Pacific

April: Rob attends the Science Steering Committee of the ICMGP in Krakow to assign abstracts and make progress on other aspects of the meeting to occur in September

March: Wes and Gunnar pick up donated annular flumes that will be used for the upcoming marsh mesocosm study under our funded Hudson River Foundation project

March: Rob attends a meeting organized in conjunction with the implementation of the Minamata Convention on Mercury in Japan

March: All members of the Mason group submit abstracts for the next International Conference on Mercury as a Global Pollutant (ICMGP) in Krakow, Poland in Sept 2019. More here

February: Kate’s paper on the mesocosm studies done at Avery Point in 2014 is accepted for publication in STOTEN. Rob, Emily, Evan and Prentiss are co-authors with Dartmouth folks. Buckman et al. “Sediment organic carbon and temperature effects on methylmercury concentration: a mesocosm experiment.” see here

February: Brian’s GEOTRACES Arctic air-sea exchange paper is published in final form – see here

February: Mason et al. “An assessment of the impact of artisanal and commercial gold mining on mercury and methylmercury levels in the environment and fish in Cote d’Ivoire.” is published in STOTEN Co-authors: Rob, Zosia, Gunnar, Mariame Coulibaly, Safiatou Coulibaly and Koffi Marcellin Yao. See here

February: Emily leaves to start her post-doc at USC working with Seth John.

2019 arrives!!!

December: 13 papers published in 2018. Thanks to students, colleagues at UConn, Dartmouth and elsewhere for a wonderful and productive year.

December: Vivien Taylor’s paper (Organic carbon content drives methylmercury levels in the water column and in estuarine food webs across latitudes in the Northeast United States) – Rob & Emily are co-authors – is accepted for publication in Environmental Pollution. Click here for a copy of the paper.

December: In anticipation that EPA may rollback the MATS rule for emissions from power plants, a group of mercury scientists have put together a fact sheet that informs about the benefits of the current rule and its impact on mercury levels in the environment. See more here

December: Zosia (B51K-2099) and Wes ((B51K-2105) present posters at the AGU Fall meeting in Washington, DC.

December: A paper on the impact of artisanal gold mining in Cote d’Ivoire is accepted in STOTEN pending minor revisions. An assessment of the impact of artisanal and commercial gold mining on mercury and methylmercury levels in the environment and fish in Cote d’Ivoire. Co-authors: Rob, Zosia, Gunnar, Mariame Coulibaly, Safiatou Coulibaly and Koffi Marcellin Yao.

December: The month begins with the acceptance of Brian’s paper on gas exchange of mercury in the Arctic (The impact of sea ice on the air-sea exchange of mercury in the Arctic Ocean) being accepted for publication in Deep-Sea Research. Co-authors: Rob, Steve Brooks and Chris Moore. In press

November: Selenium paper published in final form – see here

November: Emily attends the annual Superfund Research Program meeting in Sacramento and presents a poster

November: Rob returns from Tahiti at the end of a successful Geotraces (GP15) cruise in the North and tropical Pacific Ocean, measuring the air-sea exchange of mercury, and collecting samples for water column methylmercury. Rob was on the second leg from Hawaii to Tahiti while Yipeng was on the first leg from Seattle to Hawaii. Much analysis still needed, but excellent underway data already being processed!See more

November: Emily submits the final version of her dissertation to the graduate school. She has also accepted a post-doc with Seth John at USC and will start there in Feb 2019.

November: Brain has accepted a post-doc working with Christoph Aeppli at the Bigelow Lab in Maine and will start in 2019.

November: A paper on the ocean selenium cycle with Rob as lead author (co-authors: Anne Soerensen, Brian and Prentiss Balcom) is published in Global Biogeochemical Cycles

October: Rob flies to Hawaii on Oct 21 to join the ship. Zosia and others will travel to the Hackensack River around the same time to sample for the Hudson River Foundation grant.

October: Emily successfully defends her PhD thesis and she did an excellent job in her presentation and her defense to the committee. Awesome!!

October: The paper on “Updated Global and Oceanic Mercury Budgets for the United Nations Global Mercury Assessment 2018” (Outridge et al.; Rob’s a co-author) published in ES&T

September: Rob and Yipeng travel to Seattle to setup equipment and sampling for the Geotraces GP15 cruise in the Pacific Ocean. Cruise track is from Seattle to off the Aleutian Islands of Alaska and then south to Hawaii for Leg 1, which Yipeng is participating on (ship left on 9/18); and then Leg 2 from Hawaii to Tahiti, with Rob on board. Check out cruise updates @followGP15.

September: The second cruise of the bioaccumulation study around Alaska takes place – Zosia and Wes participate.

August: The policy paper lead by Celia (Rob is a co-author) is published in ES&T and can be accessed here

August: Maodian’s paper on the exposure of people in China to methylmercury from fish, rice and other sources (Rob, Zosia and Yipeng are co-authors) is published in Environment International

August: Policy paper synthesizing the information and ideas from the  plenary talks,  and associated papers published in Ambio, from the ICMGP in 2017, with Celia Chen as lead author is accepted for publication in ES&T

July: Maodian’s paper on mercury exposure in Tibet as a result of use of traditional medicines  – Rob, Zosia & Yipeng are co-authors – is published in ES&T

July: Rob gives a plenary and Rob, Emily and Gunnar have presentations at the International Conference on Heavy Metals in the Environment in Athens, Georgia (ICHMET)

July: Final version of Emily’s paper on the role of sediment resuspension in estuarine methylmercury dynamics is published in ES&T

July: Patricia Myer joins the group as an incoming PhD student

June: Wes and Greg travel to Alaska for a research cruise that is part of a newly funded project, with Zosia as the lead PI.

June: Emily’s paper examining the impact of resuspension on mercury and methylmercury cycling is accepted for publication in ES&T.

June: Rob returns from his Fulbright trip to Burkina Faso where he visited and sampled artisanal gold mining sites and collected river and reservoir samples for analysis. more

June: Emily gives a presentation on her studies examining factors controlling MeHg concentrations in the estuarine water column at the ASLO Summer meeting in Victoria, BC

June: Final year of funding for the Superfund project with Dartmouth is awarded.

June: Book chapter on mercury in the ocean by Zosia, Sofi and Rob accepted for publication in the Encyclopedia of Marine Sciences

June: Papers submitted or in review include: 1) Brian’s Arctic Geotraces air-sea exchange paper (Rob a co-author); 2) Global mercury assessment review paper with Peter Outridge as the lead author, Rob co-author, based on the chapter written for the 2018 Technical Document in support of the Minamata Convention, currently undergoing revision; 3)  Selenium cycling in the ocean and global modeling paper being revised after review (Rob lead, Brian, Prentiss Balcom and Anne Soerensen as co-authors) .

May: Maodian’s paper on the impact of soil erosion – Rob and Yipeng are co-authors – is accepted for publication in ES&T.

May: Zosia’s proposal as lead PI on mercury bioaccumulation in southeastern Bering Sea is funded by the North Pacific Research Board. First cruise is scheduled for the end of June.

April: Rob attends the first Scientific Steering Committee meeting for the 2019 ICMGP which will take place in Krakow, Poland in Sept 2018.

March: Rob gives a departmental Brown Bag presentation titled “Examining the impacts of artisanal and commercial gold mining on mercury levels in rivers in Cote d’Ivoire”. Attached are some of the results and findings.

March: Maodian, a former visiting student, submits two papers on aspects of mercury cycling in China. Rob, Zosia and Yipeng are co-authors

March: Rob and Celia Chen’s research groups meet at Avery Point for a yearly discussion on data and papers from the studies related to the NIH Superfund program grant. Much exciting research was presented and a long list of papers to be written up and submitted was generated. Recently, a paper with Vivien as the lead author was submitted focused on biota data from previousyear’s field  studies. Emily’s paper on the impacts of sediment resuspension is near completion and will be submitted soon. Celia is the lead author on a submitted policy forum paper.

March: Yipeng and Rob attend the US Geotraces Pacific Ocean cruise planning meeting in Norfolk, VA. The cruise will start in September and start sampling off the Aleutian Islands and end in Tahiti. Yipeng will go on the first leg of the cruise and Rob the second.

March: Rob accepts to give a plenary presentation at the International Conference on Heavy Metals in the Environment (ICHMET 2018) which will take place in Athens. Georgia, USA in July. Emily and Gunnar also submitted abstracts for the meeting.

March: Emily submits an abstract to the ASLO meeting in June 2018 in Victoria, Canada.

March: Nash’s paper on mercury sulfide nanoparticles is published in Environmental Science: Processes and Impacts

February: Papers in progress: Nash’s nanoparticle paper has been resubmitted after revision. A review paper related to the chapters written as part of the updated Technical Background document for the Minamata Convention, which will be released in the near future, is submitted to ES&T (Outridge et al.; Rob is a co-author).

February: Rob and Zosia’s recently funded Hudson River Foundation project focused on the Hackensack is highlighted by the university’s Office of Reseach. Check it out.

January: Four synthesis papers written in conjunction with the International Mercury Conference in Providence, RI (Rob was on the Executive Committee of the conference; Sofi was a co-author on one paper) published in Ambio


December: Xiangming Shi’s paper on quantifying radium and methylmercury fluxes from coastal sediments is now published in Geochmica et Cosmochimica Acta

November: Rob presents at the Society for Environmental Toxicology and Chemistry (SETAC) meeting in Minneapolis “Sources and cycling of methylmercury in coastal and offshore waters”

November: Elka Porter’s paper on results from various mesocosm resuspension studies is accepted for publication in the Journal of Experimental Marine Biology and Ecology

November: Gunnar presents at the Coastal and Estuarine Research Federation (CERF) meeting in Providence on his studies of bioaccumulation of mercury and methylmercury in clams

November: Xiangming Shi’s paper on quantifying radium and methylmercury fluxes from coastal sediments is published in unedited form in Geochmica et Cosmochimica Acta

October: Brian’s paper is published in final form

October: Maodian Liu finishes his year as a visiting graduate scholar in the lab. Moadian focused on examining the cycling of mercury and methylmercury in Long Island Sound during his studies as well as completing studies related to mercury inputs and cycling in coastal waters of Asia, and related studies on exposure, some papers published and some still in review.

October: Rob and Brian attend the Arctic US GEOTRACES meeting in Miami

October: Bill Fitzgerald Symposium at Avery Point is a great success. A day of presentations by former students and colleagues. Thanks to Heidi Dierssen and Zosia Baumann for the help in organizing the event. Was a great day!

September: Rob serves on NIEHS panel

September: Rob returns from his 6 weeks in Cote d’Ivoire

August: Brian’s paper “Factors controlling the photochemical degradation of methylmercury in coastal and oceanic waters” is published online in Marine Chemistry

August: Daniyal Zaheer, who has been working as an undergraduate in the lab, completes his time as he is moving to Storrs to continue his studies. Thanks Daniyal for all your help!

August: Yipeng He arrives to start his PhD studies at UConn. Welcome!

August: Wes Huffman is accepted as a graduate student in Marine Sciences. He will be working with both Rob and Zosia as advisors, primarily on the Hudson River Foundation project

July: Rob leaves July 27 for six weeks in Cote d’Ivoire as a Fulbright Scholar. He will be working with Mariame Coulibaly and Koffi Marcellin Yao and collecting samples to assess the impacts of using mercury in artisanal gold mining in the country.more

July: Rob receives notice that he will be funded by NSF for the US GEOTRACES Pacific Meridional Section cruise in fall 2018: The project is “Determination of the air-sea exchange of inorganic and methylated mercury in the anthropogenically-impacted and remote Pacific Ocean.”

July: The research group presents over 20 papers and posters at the International Conference on Mercury as a Global Pollutant in Providence. Abstracts can be viewed here and the following link gives a flavor of the meeting.

June: Rob and Zosia receive notification that their proposal to the Hudson River Foundation will be funded. The title is: Evaluating the impacts of human and climate disturbance on mercury dynamics and bioaccumulation in benthic and pelagic organisms in the Hackensack subestuarine system.”

May: Wes Huffman completes his undergrad degree and begins working for Zosia and Rob as a tech.

May: Rob receives a Fulbright Scholars award. He will travel to Cote d’Ivoire in August/September to do research examining the impacts of mercury usage in artisanal gold mining. He will return for further visits in 2018.

May: Sofi completes her stay at UConn and returns to Sweden. more

May: Abstracts accepted! The group will have 8 oral presentations and 12 posters at the International Conference of Mercury as a Global Pollutant in Providence in July pdf

May: Brian graduates! Marine Sciences PhD thesis: An Investigation of the Major Transformations and Loss Mechanisms of Mercury and Selenium in the Surface Ocean

April: Rob and Zosia received notice of funding by the Hudson River Foundation “Evaluating the impacts of human and climate disturbance on mercury dynamics and bioaccumulation in benthic and pelagic organisms in the Hackensack sub-estuarine system.”

April: Yipeng He accepts as a PhD student in Marine Sciences and will begin his studies in the Fall

April: Brian successfully defends his PhD on April 19

April: Final version of Mason et al. published in Deep-Sea Research

March: Kate Buckman’s paper on the Delaware River published in Estuaries and Coasts

March: Zosia’s paper published in Canadian J of Fisheries and Aquatic Sciences

February: Mason et al. published online, as accepted. http://dx.doi.org/10.1016/j.dsr.2017.01.015

January: Sofi’s paper on her studies in Sweden is published in Science Advances

January: Brian and Sofi submit papers for publication

January: Kati’s paper on plankton in Long Island Sound published on-line in Limnology & Oceanography

January: David Kocman et al.’s paper ” Towards an Assessment of the Global Inventory of Present-Day Mercury Releases to Freshwater Environments” and Rob’s (Mason et al. The air-sea exchange of mercury in the low latitude Pacific and Atlantic oceans) are both accepted for publication.

January: The research group and collaborators submit 18 abstracts for the upcoming International Conference on Mercury as a Global Pollutant in Providence, RI in July 2017. In all, almost 1000 abstracts were submitted to the meeting


December: Nash returns to Kenya after submitting her thesis to the graduate school and completing her degree.

December: Zosia’s paper is published online in Canadian J Fisheries & Aquatic Sciences

November: Article highlighting the air-sea exchange and Arctic studies of Rob and his research group published by Scientia

November: Nash defends her PhD thesis in Chemistry: The Interaction of Mercury and Methylmercury with Reduced Sulfur in the Environment: Implications for Mercury and Methylmercury Transformations

November: Zosia presents results from the Sea Grant project at the SETAC Meeting in Orlando, FL.

November: Moadian Liu, from Peking University, arrives for a year studying at UConn on a Chinese Fellowship.

November: Former student Kati’s paper is accepted for publication in Limnology & Oceanography

November: Zosia’s paper is accepted for publication in Canadian J Fisheries & Aquatic Sciences

October: Emily leaves for Sweden where she will spend time with Eric Bjorn and Ulf Skyllberg’s research groups as part of her NSF Graduate Fellowship program.

September: Sofi returns from the Arctic cruise

September: Xiangming finishes her studies at UConn and returns to China

September: Nash’s paper is published in Geochimica et Cosmochimica Acta

August: Rob’s NSF Chemical Oceanography grant with Nick Fisher and John Reinfelder is awarded: Collaborative Research: Transformations and Mercury Isotopic Fractionation of Methylmercury by Marine Phytoplankton

August: Rob’s NSF Environmental chemistry grant with Jing Zhao in the Chemistry department is awarded:  Examining the Role of Nanoparticles in the Formation and Degradation of Methylated Mercury in the ocean

August: Sofi leaves on an Arctic Ocean cruise aboard the Swedish icebreaker Oden and will sample for mercury in collaboration with Katarina Gardfeldt

August:  Nash and Sofi’s paper on controls over sediment mercury methylation accepted for publication in Geochimica Cosmochimica Acta (Enhanced availability of mercury bound to dissolved organic matter for methylation in marine sediments)

August: Kati’s paper is in review in Limnology & Oceanography (Spatial and temporal trophic transfer dynamics of mercury and methylmercury into zooplankton and phytoplankton of Long Island Sound)

July: Emily, Wes, Gunnar and Brian sample Berry’s Creek and the Penobscot. Zosia and others sample along the CT coastline.

July: Gunnar Hansen joins the group as a PhD student

June: Rob celebrates a milestone…..

June: Mariame returns to Cote d’Ivoire

June: Sofi’s paper is published in Nature Scientific Reports.

May: Kati graduates

May: Emily, Brian, Prentiss, Rob and Xiangming sample sites in Berry’s Creek and the Penobscot River with their Dartmouth colleagues

May: Sampling begins in Connecticut Bays as part of a Sea Grant funded study. Samples will be collected throughout the summer and early fall. Zosia, Nash, Wes and others are taking part in the field sampling.

Mar: Xiangming Shi arrives as a visiting student from China.

Feb: Rob is a co-author on a Perspectives paper published in Environmental Science and Technology.

Jan: Kati successfully defends her PhD dissertation!


Dec: Rob presents a paper at the fall AGU meeting in San Francisco

Nov: Kati’s paper on the Delaware study accepted for publication in Aquatic Geochemistry

Oct: Prentiss’ paper accepted for publication in Marine Chemistry

Oct: Mariame Coulibaly, a Fulbright scholar from Ivory Coast arrives

Sept: Mason et al (1994) receives more than 1000 citations

Sept: Former student UD has a paper published in PloS One

Sept: Former student Amina’s paper on Lake Melville published in PNAS

August/Sept: UConn and Dartmouth groups sample sites in Wells, Maine

August: Rob and Nash have presentations at the ACS Meeting in Boston

August: Kati attends the Goldschmidt Conference in Prague

August: UConn and Dartmouth groups sample sites in Long Island Sound

July: Kati and Roni have papers accepted for publication in Marine Chemistry

July: Rob attends the GRC Chemical Oceanography Conference in New Hampshire

July: UConn and Dartmouth groups sample in the Delaware River


June: Most of the Mason Lab participates in the International Conference on Mercury as a Global Pollutant in Jeju, Korea

The Mason group plus others on an outing on Jeju Island, Korea. From left, front, anti-clockwise: EunHee Kim, Emily, Katlin Bowman, Brian, Sofi, Zosia, Nash, Rob, Celia Chen and her daughter, Jane.

Rob and Celia sampling the local seafood during the trip.

January: Rob attends the US Arctic Geotraces meeting in Miami

January: Emily takes the comprehensive exam and passes!


December: Rob presents at the AGU meeting in San Francisco

October: Sofi Jonsson arrives from Sweden on a two year fellowship

October: Zofia samples mangroves in French Guiana

August: Zofia Baumann arrives as a new Assistant Research Professor in the department and starts working with the mercury research group

July: Emily, Prentiss, Nash, and Brian involved in mesocosm experiments as part of the NSF OHHI project

June: Rob presents at the Goldschmidt conference in sacramento

June: Rob and Emily attend the Gordon Research Conference on Oceans and Human Health. Rob is an invited speaker.

May: Nash completes her general exam and thesis proposal defense in Chemistry, advances to candidacy

February: Kati presents at the Ocean Sciences meeting in Hawaii


December: Brian defends his thesis proposal and advances to candidacy

November: Kati defends her thesis proposal and advances to candidacy

September-December: Rob on sabbatical at Woods Hole and Harvard

September: Mason Lab samples local sites in Stonington and Waterford, CT

August: Roni defends her Master’s thesis!

August: Prentiss, Kati, Roni, Emily, and Brian sample Mount Desert Island

July-August: Rob, Prentiss, Kati, Roni, and Brian attend the 11th International Conference on Mercury as a Global Pollutant in Edinburgh, Scotland

July: Prentiss, Kati, Roni, and Emily sample Chesapeake Bay

July: Emily joins the Mason Lab

June: Prentiss and Kati sample Lake Melville

May: Susan defends her PhD thesis and graduates!

April: Rob attends ACS Meeting in New Orleans

April: Rob’s book published: Trace Metals in Aquatic Systems

February: Rob external examiner, Umea University


October: Nash, a chemistry PhD student, joins the research group

September: The movie Mercury: From Source to Seafood launched

September: Rob attends the International Conference on Heavy Metals in the Environment in Rome and presents a paper

August: Amina starts post-doc at Harvard

August: Amina, Prentiss, and Rob travel to Lake Melville, Labrador to collect samples

July: Amina, Prentiss, Brian, Roni and Kati all participate in a sampling trip on the Delaware River

June: Rob and Roni attend the Gordon Research Conference on Oceans and Human Health and make presentations

May: Amina defends her PhD thesis

May: Students make presentations at the Feng Colloquium at Avery Point

March: Amina, Prentiss, Roni and Rob make presentations at the GSA meeting in Hartford, CT

January: Rob returns to UConn from his position at NSF.


December: Rob attends AGU Fall Meeting in San Francisco.

November: Amina, Susan, and Roni sampled water column and sediments in the Delaware River.

October: Prentiss, Brian, and Kati participate in Pacific Ocean cruise from Hawaii to Samoa aboard the R/V Kilo Moana.

July: Mason lab presents research at 10th International Conference on Mercury as a Global Pollutant in Halifax, Nova Scotia.

June: Roni goes to Cape Town, South Africa to work with the Cape Province Department of Environmental Affairs.

Summer: Kati goes to Japan to participate in NSF East Asia and Pacific Summer Intstitutes for U.S. Graduate Students program.

May 6: UD defends his PhD thesis!


August: Amina and Susan present work at ACS in Boston

August: Kati, Prentiss and Tristan participate in northwest Atlantic shelf cruise with Fitzgerald and Hammerschmidt lab groups.

August: Rob, Prentiss, Susan, Kati, Tristan and others participate in research cruise from Bermuda

July: Brian joins Mason lab

June: Tristan graduates from Wesleyan and joins the MIT/WHOI Joint Program working with Carl Lamborg’s Mercury Biogeochemistry Lab.

January: Rob begins 2 year rotator position at NSF in Chemical Oceanography

January 10: Two new students start in Mason Lab. Kati Gosnell, MS from Univ Florida, and Veronica Ortiz, BS from Roger Williams Univ


Late December: Rob presents at AGU in San Francisco

December 9th: Terill successful defends her PhD thesis, and becomes Dr Hollweg

November: Terill officially becomes a Knauss Fellow. Will spend a year in DC working at NOAA

November: Rob serves on NSF Panel in Washington, DC

November: Rob attends HTAP meeting in Toronto

September: Amina chosen as Long Island Sound Science Advisory Committee Intern with a one year Fellowship

September: Cruise on New England shelf/slope with Tristan, Susan, Prentiss and Allan on board

September: Cruise from Bermuda with Rob, Prentiss, Susan, and Tristan on board

August: Amina selected for the 2009 Long Island Sound Study Science & Technical Advisory Committee (STAC) Fellowship Program

August: Gen returns to Montreal

July/August: Terill, Gen, Amina, Udonna and Alan sample sites in coastal New England with colleagues from Dartmouth as part of a joint project

June: Amina awarded an I-RICH Summer Fellowship to do mercury work on Long Island Sound

June: Allan begins working in the lab. Prentiss starts working within both the Mason and Fitzgerald labs

June: Rob, Gen, Maria and Susan participate in a 5 day cruise from Bermuda

June: Rob, Terill, Amina, Susan and Maria attend the International Mercury Meeting in Guiyang, China

June: Rob presents at a meeting in Taiwan

May: Maria returns to Gotenborg, Sweden to take up a position there

May: Amina takes her written Comprehensive Exams

February: Maria and Gen go on research trip to Bermuda. Maria there for 3 weeks

February: Rob presents at the SFEI Meeting in Oakland, CA


December: Rob attends and presents at AGU

December: Rob makes a presentation at a meeting in Taiwan. Visits research site of former student, Guey -Rong Sheu

October: Rob travels to Vietnam for the Hemispheric Transport of Air Pollutants (HTAP) Taskforce meeting and makes a presentation

October: Rob and Terill have presentations at GSA Meeting in Houston

Sept: Maria participates on a cruise at the BATS station. Also spends times collecting air and water samples in Bermuda.

August: Maria, Amina, and Tristan participate in a cruise in the coastal/shelf region of New England

July/August: Terill and Genevieve collect samples at Northeast coastal sites as part of the Dartmouth/Superfund project

July/August: Rob spends 5 weeks in South Africa with three students (Susan, Alex and Nikki) collecting samples and visiting universities as part of the NSF-International Programs funded study

July: Andrew Crouch and Shirley le Roux visit from the University of Stellenbosch, South Africa

July: Terill successfully completes her PhD Comprehensive Exams

July: Bian Liu leaves and starts a new position at the University of Geneva

June: Susan, Maria and Rob setup rain and air sampling equipment on Bermuda

June: Rob and Susan take part in a Geotracers Intercalibration cruise in the North Atlantic

May: Rob visits Korea and then China. Gives a plenary presentation at the 10th International Estuaries Biogeochemistry Symposium

April: Rob in Rome for a UNEP Fate and Transport Workgroup Meeting

April: Maria Andersson joins the group as a post-doc

March: Alta de Waal and Christiaan van der Walt visit from CSIR, South Africa.

February: Rob visits Sweden to act as external examiner for Maria Andersson

January: Rob attends UNIDO Mercury meeting in Bangkok