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2006

Animal Sciences

Fisheries Science Reports

Articles 1 - 4 of 4

Full-Text Articles in Entire DC Network

Evaluation Of Striped Bass Stocks In Virginia: Monitoring And Tagging Studies, 2004-2008, 1 September 2005 - 31 August 2006, Philip W. Sadler, John M. Hoenig, Robert E. Harris Nov 2006

Evaluation Of Striped Bass Stocks In Virginia: Monitoring And Tagging Studies, 2004-2008, 1 September 2005 - 31 August 2006, Philip W. Sadler, John M. Hoenig, Robert E. Harris

Reports

This report presents the results of striped bass (Morone saxatilis) tagging and monitoring activities in Virginia during the period 1 September 2005 through 31 August 2006. It includes an assessment of the biological characteristics of striped bass taken from the 2006 spring spawning run, estimates of annual survival and fishing mortality based on annual spring tagging, and the preliminary results of the fall 2005 study that documents the prevalence of mycobacterial infections of striped bass in Chesapeake Bay. The information contained in this report is required by the Atlantic States Marine Fisheries Commission and is used to implement a coordinated …


Chesapeake Bay Trophic Interactions Laboratory Services (Ctils): : Project Rf 05-12, June 2003-June 2006, Final Report, Debra Parthree, Christopher F. Bonzek, Robert J. Latour Aug 2006

Chesapeake Bay Trophic Interactions Laboratory Services (Ctils): : Project Rf 05-12, June 2003-June 2006, Final Report, Debra Parthree, Christopher F. Bonzek, Robert J. Latour

Reports

Stomach samples or whole fish were obtained from a network of up to eight participating fisheries surveys in the Chesapeake Bay area. Field supplies and sample transport were provided by CTILS. Whole fish were processed for length, weight, and sex determination. Stomachs were removed and analyzed in the laboratory and prey types determined. In support of ecosystem-based fisheries management, estimates of locationspecific diet composition were produced for each species. Comparisons of dietary habits of each species among a range of habitats in the Bay and throughout various time frames were made.


Monitoring Relative Abundance Of American Shad In Virginia Rivers 2005 Annual Report, John E. Olney, Kristen A. Delano Apr 2006

Monitoring Relative Abundance Of American Shad In Virginia Rivers 2005 Annual Report, John E. Olney, Kristen A. Delano

Reports

Concern about the decline in landings of American shad (Alosa sapidissima) along the Atlantic coast prompted the development of an interstate fisheries management plan (FMP) under the auspices of the Atlantic States Marine Fisheries Management Program (ASMFC 1999). Legislation enables imposition of federal sanctions on fishing in those states that fail to comply with the FMP. To be in compliance, coastal states are required to implement and maintain fishery-dependent and fishery-independent monitoring programs as specified by the FMP. For Virginia, these requirements include spawning stock assessments, the collection of biological data on the spawning run (e.g., age-structure, sex ratio, and …


Estimation Of Juvenile Striped Bass Relative Abundance In The Virginia Portion Of Chesapeake Bay, January 2005-December 2005 : Annual Progress Report, Herbert M. Austin, Amanda H. Hewitt, Julia K. Elllis, Mary C. Fabrizio Jan 2006

Estimation Of Juvenile Striped Bass Relative Abundance In The Virginia Portion Of Chesapeake Bay, January 2005-December 2005 : Annual Progress Report, Herbert M. Austin, Amanda H. Hewitt, Julia K. Elllis, Mary C. Fabrizio

Reports

The primary objective of the Virginia Institute of Marine Science juvenile striped bass survey is to monitor the relative annual recruitment success of juvenile striped bass in the major Virginia nursery areas of lower Chesapeake Bay. The U.S. Fish and Wildlife Service initially funded the survey from 1967 to 1973. After a hiatus ending in 1980, funds were provided by the National Marine Fisheries Service under the Emergency Striped Bass Study program. Commencing with the 1988 annual survey, the work was jointly supported by Wallop-Breaux funds (Sport Fish Restoration Act) administered through the U.S. Fish and Wildlife Service and the …