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USGS Chesapeake Bay Activities



Feature Archive

General

bullet USGS releases new Chesapeake Science Strategy ...read more

bullet USGS Science Highlighted at Ecosystem Restoration Conference ...read more

bulletUSGS contributes to federal agency progress to restore the Bay ...read more

bulletChesapeake takes top honors in student GIS competition ...read more

bulletUSGS releases new Chesapeake Science Strategy ...read more

bulletUSGS Chesapeake accomplishments for 2015 ...read more

bulletUSGS contributes toward assessment of Bay's health and restoration ...read more

bulletScientists expect slightly below average Chesapeake Bay "Dead Zone" this summer. Low river flow and nutrient loading reason for smaller predicted size ...read more (2015)

bulletUSGS and other scientists interviewed for documentary on "Custody and Creation", which examines faith at the crossroads of our environment, with experts from major organizations weighing-in and sharing their research, experience, and perspectives. ...learn more (2015)

bulletUSGS testifies on Maryland Manure Management ...read more (2015)

bulletUSGS and other Federal efforts highlighted in Chesapeake Executive Order progress report ...learn more (2015)

bulletPricing the Priceless: Ecosystem Services Science at USGS ...read more

bulletUSGS and DOI help lead federal efforts to restore Chesapeake, read the latest Executive Order Report ...read more (2014)

bullet USGS science contributes to new Chesapeake Watershed Agreement. USGS worked with FWS, NPS, and other partners to develop the new Chesapeake Agreement, which sets goals and outcomes through 2025 ...read more

bulletUSGS develops new DNA tool to help identify invasive species of aquatic vegetation ...learn more (2014)

bulletUSGS works with academic and CBP partners to summarize science on water-quality improvements in the Chesapeake Ecosystem ...learn more (2014)

bullet Estimated Monthly Streamflow entering the Bay (2014)

bulletUSGS contributes to new STAC report on designing sustainable coastal habitats...read more (2014)

bulletUSGS contributes to summary of Chesapeake conditions for a Report to Congress...read more (2014)

bullet USGS contributes to report on the 2012 conditions in the Bay and its watershed, see the Bay Barometer (2013)

bullet USGS News Release: Oldest Large Body of Ancient Seawater Identified under Chesapeake Bay ...read more (11/2013)

bullet USGS leads STAC workshop on lag times and water-quality response in the Chesapeake Bay watershed ...read the summary report (9/2013)

bullet USGS Economic Analysis of Anacostia River Shows Potential Value of Restoring Urban Streams Nationwide ...read more (5/2013)

bullet USGS and federal agencies highlight progress in restoring the Chesapeake Bay. Read an overview in the Bay Journal...

bullet USGS contributes to 2013 Chesapeake Executive Order Action Plan ...read more (1/2013)

bullet USGS Science for the Chesapeake Bay Restoration Fact Sheet 2010-3081 (2011)

bullet Executive Order 13508 directs the USGS to expand its resources and expertise to address the challenges facing the Chesapeake (May 2010) ....read more

bulletUSGS summarizes information about the Chesapeake Bay and implications for ecosystem management (USGS Circular 1316, February 2008) ... read more

Land Use and Climate Change

bulletUSGS contributes to workshop report on climate change projections for Chesapeake ...read more

bulletUSGS results used to help develop new climate indicators ...learn more

bulletUSGS Science Highlighted at Ecosystem Restoration Conference ...read more

bulletUSGS helping to improve land cover data ...read more

bulletUSGS explains effects of population growth on the Chesapeake ecosystem through the use of satellite imagery ...view the video

bulletUSGS contributes to the Chesapeake Bay Barometer: a snapshot of ecosystem health and restoration ...read more

bulletScience Summary—Stream temperature rising throughout the Chesapeake Bay region ...read more (12/2014)

bulletEnhanced Reporting of Agricultural Conservation Practices that Reduce Loss of Nutrients and Sediment...read more (12/2013)

bulletUSGS discovers groundwater pumpage leading to land subsidence in southern Chesapeake Bay...read more (12/2013)

bullet Human development leads to a decline in stream health ...read more (8/2013)

bulletScience Summary—Sea-Level Rise and Chesapeake Bay ...read more (5/2013)

bulletUSGS poster map of the Chesapeake Bay Watershed

bulletUSGS study shows sea-level rise accelerating along portions of the east coast ...read more (June 2012)

bullet Human Population Growth and Land-Use Change (USGS Circular 1316, February 2008) ... read more

bullet Long-Term Changes in Climate and Water Quality (USGS Circular 1316, February 2008) ... read more

bullet Factors Affecting Coastal Wetland Loss and Restoration (USGS Circular 1316, February 2008) ... read more

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Water-Quality Conditions and Change

bulletUSGS helps develop synthesis of Conowingo Reservoir findings read more....

bulletNew digital map documents surficial-aquifer thickness in the Delmarva Peninsula ...learn more

bulletUSGS science contributes to "Water quality improves, pollution falls in the Chesapeake Bay" ...learn more

bullet Load and trend results through water year 2015 ...learn more

bullet High-frequency nitrate-concentration data can be used to inform the development of best management practices to reduce nitrogen loading to Chesapeake Bay ...learn more

bullet Chesapeake Bay ‘dead zone’ to vary from average to slightly smaller ...read more

bullet Summary of nutrient and sediment loads and trends in the Chesapeake watershed ...read more

bullet Hear a presentation of nutrient and sediment trends in the Bay watershed ...visit

bulletScience Summary—Vegetation traps nutrients and sediment in the flood plain of an urban stream in the Chesapeake Bay watershed ...read more

bulletThe USGS was one of the science partners that contributed to the recently released Lower Susquehanna River Watershed Assessment ...read the report

bulletUSGS is invited to testify at the MD General Assembly hearings on the Poultry Litter Management Act ...read more

bulletThe Fate of Sediment When Freshwater Meets Saltwater ...read more

bulletUSGS enhances statistical techniques to assess water-quality trends ...read more

bulletUSGS science will inform key strategies to restore the Bay watershed ...read more

bulletUSGS leads STAC report on Land Management Effects on Water-Quality Status and Trends ...read more

bulletNew USGS report: Excess manure and fertilizer are worsening water-quality conditions on Eastern Shore of Chesapeake ...read more

bulletConowingo Dam Above 90 Percent Capacity For Sediment Storage ...read more

bulletPollution levels in nine rivers remain below long-term average in 2013 ...read more

bulletUpdated water-quality trends for major rivers entering the Bay ...read more (12/2014)

bulletUSGS works with CBP to provide "public friendly" overview of sediment sources in the Bay watershed ...view the video

bulletQuantifying groundwater influence on nitrogen in streams and Chesapeake Bay ...readmore

bulletScience Summary—Sources, Fate, and Transport of Nitrogen and Phosphorus in the Chesapeake Bay Watershed—Interpretations and Applications of Spatially Referenced Regression on Watershed Attributes (SPARROW) Nutrient Model Results ...read more (9/2014)

bulletUSGS contributes to forecast of dissolved oxygen conditions in the Chesapeake and Gulf of Mexico ...read more

bulletUSGS results on phosphorus trends reveal little progress over the past decade. USGS results show phosphorus trends over the past decade do not show improving conditions at a majority of the sites. Water-quality managers call for more actions to increase progress ...read more

bulletUSGS updates loads and trends of nutrients and sediment for the Chesapeake Bay watershed. For trends and yields in nutrients and sediments...read more. For loads...read more. (12/2013)

bulletUSGS co-leads special issue of the Journal of Soils and Sediments focused on suspended sediment sourcing to understand surface processes, as well as address management concerns as they relate to stream turbidity and surface water quality. This special issue contains contributions from 29 researchers from studies in Africa, Asia, Europe, and North America that reflect the current state-of-the science on sediment sourcing. (12/2013)

bulletUSGS study: Groundwater delaying water-quality improvements on the Delmarva Peninsula and Chesapeake Bay ...read more (11/2013)

bulletScience summary—Sediment and Nutrient Trapping in the Flood Plain of Difficult Run, Virginia, and Implications for the Restoration of Chesapeake Bay ...read more (6/2013)

bulletNew research finds that many wetlands created for habitat do very little to improve water quality problems in streams and rivers. The wetlands need to be better connected to streams to provide water-quality benefits. Read more...

bulletNOAA uses USGS data to forecast summer dissolved oxygen levels in Gulf and Chesapeake ...read more (6/2013)

bulletUSGS advises task force on water-quality benefits of land conservation ...read more (6/2013)

bulletScience Summary—Sediment Sources and Transport in the Chesapeake Bay Watershed ...read more (3/2013)

bulletScience Summary—Water-Quality Improvements Resulting from Suburban Stormwater Management Practices in the Chesapeake Bay Watershed ...read more (2/2013)

bulletScience Summary—Determining Nutrient and Sediment Loads and Trends in the Chesapeake Bay Watershed by Using an Enhanced Statistical Technique ...read more (1/2013)

bullet EPA, USGS, with USFWS release new report on the extent and severity of toxic contaminants in the Chesapeake Bay and its watershed ...read more (1/2013)

bullet USGS releases new WWW site with loads and trends of nutrient and sediment in the Chesapeake Bay watershed (8/2012)

bulletUSGS findings on increasing sediment and phosphorous from Susquehanna River due to filling of reservoirs ...read more 8/2012 — FAQs regarding USGS Scientific Investigations Report 2012-5185 ...read more (11/2012)

bulletRiver Flow into the Chesapeake Bay Following Sandy is Lower than Expected ...read more (10/2012)

bullet Man-Made Chemicals Found at Low Concentrations in Pennsylvania Waters 8/2012) ...read more

bullet Monitoring the Chesapeake Bay Watershed ...read more (7/2012)

bullet USGS results suggest the Conowingo Dam releasing pollutants at more frequent rate ...read more (June 2012)

bulletApril river flow to the Bay lowest in 76 years of monitoring...read more in the Bay Journal (June 2012)

bulletScience Summary—Sediment Sources and Transport in the Chesapeake Bay Watershed (February 2012) ...read more

bullet Monitoring Water-Quality Changes in the Chesapeake Bay Watershed (May 2011) ...read more

bulletMeasuring Nutrient and Sediment Loads to Chesapeake Bay (May 2011) ...read more

bulletHeavy Rainstorms Flood Chesapeake Bay with Nutrient, Sediment Pollution (March 2011) ...read more

bulletNew USGS method improves ability to track nutrients flowing into Bay (Bay Journal, November 2010) ... read more

bulletA New Understanding of 31 Years of Chesapeake Bay Nutrient Trends (September 2010) ...read more

bullet Factors Affecting the Distribution and Transport of Nutrients in the Chesapeake Bay watershed (USGS Circular 1316, February 2008) ... read more

bulletThe transport time of nitrogen in ground water to help understand the "lag time" between implementing management actions and seeing a water-quality response (USGS Circular 1316, February 2008) ... read more

bulletSources and transport of sediment and the impact on stream quality in the watershed (USGS Circular 1316, February 2008) ... read more

bulletSediment sources to the Bay includes watershed inputs, erosion of shorelines and wetlands, and ocean inputs (USGS Circular 1316, February 2008) ... read more

bulletThe occurrence of pesticides in the Bay watershed (USGS Circular 1316, February 2008) ... read more

bulletContaminant exposure and impacts on waterbirds and selected wildlife (USGS Circular 1316, February 2008) ... read more

bulletContaminant Exposure and Effects—Terrestrial Vertebrates (CEE-TV) Database

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Fish, Wildlife, and Habitats

Fish and Their Habitats

bullet West Coast Fish Pathogen Now Found in the East ...learn more

bullet USGS fish health scientist shares thoughts on Chesapeake restoration ...view more

bulletIntersex Prevalent in Black Bass Inhabiting National Wildlife Refuges in Northeast ...learn more

bulletNew Model Improves Predictions for How Climate Change Will Affect Fish Habitat ...read more

bulletUSGS team studies smallmouth bass in the Shenandoah River for intersex characteristics ...view the video

bulletPharmaceuticals and the water-fish-osprey food web ...read more

bulletUSGS discovers intersex conditions found in Susquehanna and other PA basins ...read more

bulletUSGS expands studies of brook trout. USGS has established an experimental stream lab to study the interactive effects of thermal stressors and invasive species on brook trout behavior, physiology, and growth. Learn more...

bulletUSGS partners with NOAA to understand potential benefits of oyster aquaculture ...learn more

bulletResearch used to explain the behavior of ospreys in the Chesapeake...learn more

bulletOspreys used as sentinel for pollution ...read more (8/2013)

bullet Largemouth Bass Virus Found in Northern Snakeheads in Virginia ...read more (8/2013)

bulletUSGS works with USFWS and MD DNR to summarize effects of suburban lands and contaminants on the health of yellow perch in the Chesapeake Bay ...read more

bullet Study finds development and toxic contaminants leads to decline in yellow perch reproduction. Read more about the joint USGS, FWS, and MD DNR study.....

bulletScience Summary—Skin Lesions and Mortality of Fishes in the Chesapeake Bay Watershed ...read more (10/2012)

bulletScience Summary—Indicators of Reproductive Endocrine Disruption in Fish in the Chesapeake Bay Watershed (August 2012) ...read more

bulletUSGS paper on recovery of American eel in the Rappahannock basin (July 2012) ...read more

bulletMultiple Causes of Fish Kills in the Potomac River Basin (November 2010) ... read more

bullet Results from two USGS studies were featured in the Frontline program "Poisoned Waters" (April 2009) ... learn more

bulletFactors affecting fish health (USGS Circular 1316, February 2008) ... read more

Wildlife and Their Habitats

bullet Despite Long-Lasting Pollutants, Ospreys Thrive in US’ Largest Estuary ...read more

bulletUSGS Science Summary—Learning more about waterfowl to inform management ...read more

bulletNative Bees Foraging in Fields Are Exposed to Neonicotinoid Insecticides and other Pesticides ...read more

bulletsmal graphic of a scoter headPatuxent Wildlife Refuge scientists study how wind farms affect sea ducks ...read more

bulletPotomac River: Ten-fold Increase in Native Submerged Vegetation Reflects Improved Water Quality (September 2010) ... read more

bulletSubmerged Aquatic Vegetation and Water Clarity (USGS Circular 1316, February 2008) ... read more

bulletChanges in Food and Habitats of Waterbirds (USGS Circular 1316, February 2008) ... read more

bulletUSGS research shows link between sea duck and oyster populations (November 2007) ...read more

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Decision Tools

bulletChesapeake Bay Landsat 8 New landsat image of Chesapeake Bay ...learn more

bulletNontidal Water Quality Loads and Trends information

bulletWater-quality Mapper with USGS SPARROW (SPAtially Referenced Regressions On Watershed attributes) Information

bulletForested Land Management Mapper

bulletHigh-Resolution Landcover Mapper (H-R LCM) of Riparian Buffers

bulletChesapeake LandScope

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