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# Fish Health and Toxic Contaminants

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Fish kills, skin lesions, and fish consumption advisories have raised concerns about the health of fish across the watershed. The USGS is working to identify the multiple factors that affect fisheries including toxic contaminants, disease, pathogens, and poor habitat conditions. 

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April 11, 2024

####                 Wastewater reuse may be detrimental to smallmouth bass abundance in the Shenandoah River Watershed              

Cooperative Research Units, Chesapeake Bay Activities

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April 11, 2024

####   Wastewater reuse may be detrimental to smallmouth bass abundance in the Shenandoah River Watershed

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May 3, 2023

####                 Observed monitoring data and predictive modelling help understand ongoing and future vulnerability of Chesapeake Bay watershed stream fish communities to climate and land-use change              

Chesapeake Bay Activities, Eastern Ecological Science Center

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May 3, 2023

####   Observed monitoring data and predictive modelling help understand ongoing and future vulnerability of Chesapeake Bay watershed stream fish communities to climate and land-use change

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April 5, 2023

####                 Communicating stream fish vulnerability to climate change              

Chesapeake Bay Activities, Community for Data Integration (CDI)

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April 5, 2023

####   Communicating stream fish vulnerability to climate change

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February 15, 2023

####                 Integrated Assessments of Potential Risks to Aquatic Organisms and Public Water Supply from Wastewater-Derived Chemical Mixtures in the Chesapeake Bay Watershed              

Chesapeake Bay Activities, Virginia and West Virginia Water Science Center

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February 15, 2023

####   Integrated Assessments of Potential Risks to Aquatic Organisms and Public Water Supply from Wastewater-Derived Chemical Mixtures in the Chesapeake Bay Watershed

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December 21, 2022

####                 A case study of temporal trends in risk factors associated with endocrine disruption in smallmouth bass              

Environmental Health Program, Chesapeake Bay Activities, Eastern Ecological Science Center

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December 21, 2022

####   A case study of temporal trends in risk factors associated with endocrine disruption in smallmouth bass

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November 14, 2022

####                 Review of Wildlife Health Outcomes and Potentially Toxic Algal Blooms in the Chesapeake Bay              

Ecosystems Mission Area, Environmental Health Program, Chesapeake Bay Activities

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November 14, 2022

####   Review of Wildlife Health Outcomes and Potentially Toxic Algal Blooms in the Chesapeake Bay

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April 25, 2022

####                 Invasive Blue Catfish Science to Support Conservation and Fisheries Management              

Chesapeake Bay Activities, Eastern Ecological Science Center

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April 25, 2022

####   Invasive Blue Catfish Science to Support Conservation and Fisheries Management

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March 21, 2022

####                 Tracking Status and Trends in Seven Key Indicators of River and Stream Condition in the Chesapeake Bay Watershed              

Chesapeake Bay Activities

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March 21, 2022

####   Tracking Status and Trends in Seven Key Indicators of River and Stream Condition in the Chesapeake Bay Watershed

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January 20, 2022

####                 The statistical power to detect regional temporal trends in riverine contaminants in the Chesapeake Bay Watershed              

Cooperative Research Units, Chesapeake Bay Activities

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January 20, 2022

####   The statistical power to detect regional temporal trends in riverine contaminants in the Chesapeake Bay Watershed

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September 1, 2021

####                 USGS Integrates Findings about Endocrine-Disrupting Compounds in the Chesapeake Watershed              

Core Science Systems Mission Area, Chesapeake Bay Activities

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September 1, 2021

####   USGS Integrates Findings about Endocrine-Disrupting Compounds in the Chesapeake Watershed

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April 20, 2021

####                 Occurrence of toxic contaminant mixtures in surface water and groundwater in agricultural watersheds of the Chesapeake Bay              

Core Science Systems Mission Area, Chesapeake Bay Activities

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April 20, 2021

####   Occurrence of toxic contaminant mixtures in surface water and groundwater in agricultural watersheds of the Chesapeake Bay

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April 15, 2021

####                 Bioaccumulation of Mercury in Fish Varied by Species and Location in the Chesapeake Bay Watershed—Summary of Existing Data and a Roadmap for Integrated Monitoring              

Ecosystems Mission Area, Contaminant Biology, Environmental Health Program, Toxic Substances Hydrology, Chesapeake Bay Activities

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April 15, 2021

####   Bioaccumulation of Mercury in Fish Varied by Species and Location in the Chesapeake Bay Watershed—Summary of Existing Data and a Roadmap for Integrated Monitoring

Learn More

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