• 1 FDA and EPA Issue Draft Updated Advice for Fish Consumption The U.S. FDA and EPA recently announced an update to their fish consumption guidelines. They recommend that pregnant and breastfeeding women, women who might become pregnant, and young children should eat more fish low in mercury in order to gain important developmental and health benefits. View more information about fish consumption and the update here
  • 2 Explore The Grand Lake Watershed Mercury Study Video Series

    Check out our new video series to learn more about the Grand Lake Watershed Mercury Study! Hear about why the community wanted to explore this topic, how fish were sampled, and much more!

    Click here to watch all the videos.

  • 3 Reshaping Research Using Community Partnerships Community members are not always included as true partners in research studies based in their communities.

    Read more about the partnerships between researchers and community members involved in our study.
  • 4 Community partnerships

    True researcher-community partnerships require the involvement of many community members.

    We are grateful for the involvement of so many community members in being study participants, donating fish, giving us feedback and suggestions, and hosting events.

    We could not have done this project without you! Thank you!


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We measured mercury levels in over 1,400 fish from Grand Lake and Lake Hudson.

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We tested mercury exposure in 150 residents and asked about their fish consumption.

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We are grateful to the community members and local agencies who contributed to our study.

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Harvard School of Public Health LEAD Agency university of Oklahoma Health Sciences Center logo

National Institute of Environmental Health Sciences The Grand Lake Watershed Mercury Study is supported with funding from the National Institute of Environmental Health Sciences Grant No.1R21ES017941.

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