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Marine Resource Bulletin Vol. 43, No. 1, Virginia Sea Grant, Virginia Institute Of Marine Science Jan 2011

Marine Resource Bulletin Vol. 43, No. 1, Virginia Sea Grant, Virginia Institute Of Marine Science

Virginia Marine Resource Bulletin

In This Issue

Lessons in Green Fish Farming 2

One Eastern Shore aquaculture operation is pioneering the use of alternative energy solutions in Virginia fish farming—and hoping to set an example for other marine businesses in Virginia and beyond.

Building a Living Shoreline 6

This fall at Deltaville Yachting Center, volunteers gathered to help the owners find a more natural way of combatting coastal erosion. See how they did it in this photo-essay.

Working Waterfronts and Waterways 8

Coastal populations are booming, making access to the water a national problem. Virginia Sea Grant is collaborating with several other programs to …


Ecological Role Of Blue Catfish In Chesapeake Bay Communities And Implications For Management, Ryan W. Schloesser, Mary C. Fabrizio, Robert J. Latour, Greg C. Garman, Bob Greenlee, Mary Groves, James Gartland Jan 2011

Ecological Role Of Blue Catfish In Chesapeake Bay Communities And Implications For Management, Ryan W. Schloesser, Mary C. Fabrizio, Robert J. Latour, Greg C. Garman, Bob Greenlee, Mary Groves, James Gartland

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Rapid increase in abundance and expanded distribution of introduced blue catfish Ictalurus furcatus populations in the Chesapeake Bay watershed have raised regional management concerns. This study uses information from multiple surveys to examine expansion of blue catfish populations and document their role in tidal river communities. Originally stocked in the James, York, and Rappahannock River systems for development of commercial and recreational fisheries, blue catfish have now been documented in adjacent rivers and have expanded their within-river distribution to oligo- and mesohaline environments. Range expansions coincided with periods of peak abundance in 1996 and 2003 and with the concurrent decline …