Leetown Science Center


Welcome to the USGS Leetown Science Center (LSC).  The LSC has a long history of delivering science and technology to help federal and state managers preserve our Nation’s fisheries resources and fishing heritage.  Research capabilities are centered on migratory fish conservation, aquatic animal health, aquatic ecology and fish biology, and invasive and imperiled species.

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Date published: March 11, 2021

Announcing the USGS Eastern Ecological Science Center

The U.S. Geological Survey recently announced completion of the merger between the Patuxent Wildlife Research Center (PWRC) and Leetown Science Center (LSC). The combined center’s name is the USGS Eastern Ecological Science Center (EESC).

Date published: February 25, 2021

Land use tied to ‘intersex’ smallmouth bass in Bay rivers

Bay Journal — By Timothy Wheeler — February 25, 2021

Date published: April 3, 2020

Mercury Bioaccumulation in the Chesapeake Bay Watershed

Despite the prevalence of mercury contamination in the Chesapeake Bay, large-scale patterns of mercury concentrations, and potential risks to fish, wildlife, and humans across the watershed, are poorly understood.


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Year Published: 2021

Public and private tapwater: Comparative analysis of contaminant exposure and potential risk, Cape Cod, Massachusetts, USA

BackgroundHumans are primary drivers of environmental contamination worldwide, including in drinking-water resources. In the United States (US), federal and state agencies regulate and monitor public-supply drinking water while private-supply monitoring is rare; the current lack of directly comparable information on contaminant-mixture exposures...

Bradley, Paul; LeBlanc, Denis R.; Romanok, Kristin; Smalling, Kelly; Focazio, Michael J.; Cardon, Mary C.; Clark, Jimmy; Conley, Justin M.; Evans, Nicola; Givens, Carrie E; Gray, James L.; Gray, L. Earl; Hartig, Phillip C.; Higgins, Christopher P.; Hladik, Michelle; Iwanowicz, Luke R.; Loftin, Keith; McCleskey, R. Blaine; McDonough, Carrie A.; Medlock-Kakaley, Elizabeth; Weis, Christopher P.; Wilson, Vickie S.

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Year Published: 2021

Production and characterization of a mouse monoclonal antibody against smallmouth bass (Micropterus dolomieu) IgM

A murine monoclonal antibody (mAb, IgG2a) was produced for the detection of smallmouth bass (Micropterus dolomieu) immunoglobulin (IgM). The antibody is specific for IgM heavy chain and was shown to also recognize the Ig heavy chain of largemouth bass (Micropterus salmoides) and bluegill (Lepomis...

Ottinger, Christopher A.; Smith, Cheyenne R.; Blazer, Vicki S.; Iwanowicz, Luke R.; Vogelbein, Mary Ann; Kaattari, Stephen

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Year Published: 2021

Phylogeographic genetic diversity in the white sucker hepatitis B Virus across the Great Lakes Region and Alberta, Canada

Hepatitis B viruses belong to a family of circular, double-stranded DNA viruses that infect a range of organisms, with host responses that vary from mild infection to chronic infection and cancer. The white sucker hepatitis B virus (WSHBV) was first described in the white sucker (Catostomus commersonii), a freshwater teleost, and belongs to the...

Adams, Cynthia R; Blazer, Vicki S.; Sherry, Jim; Cornman, Robert S.; Iwanowicz, Luke R.