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Full-Text Articles in Aquaculture and Fisheries

Looking Ahead To Spring's Returning Bounty: Natal Homing, Jason Vokoun, Benjamin Gahagan Dec 2009

Looking Ahead To Spring's Returning Bounty: Natal Homing, Jason Vokoun, Benjamin Gahagan

Wrack Lines

Natal homing plays a part in fisheries restoration. This article describes research by Dr. Jason Vokoun and his students on otoliths in migratory finfish such as river herring, alewives, etc.


Estimating Predation On Declining River Herring: Tag-Recapture Study Of Striped Bass In The Connecticut River, Eric T. Schultz, Justin P. Davis, Jason Vokoun Jan 2009

Estimating Predation On Declining River Herring: Tag-Recapture Study Of Striped Bass In The Connecticut River, Eric T. Schultz, Justin P. Davis, Jason Vokoun

EEB Articles

Populations of anadromous alewife Alosa pseudoharengus and blueback herring Alosa aestivalis, collectively referred to as river herring, have declined in the Connecticut River. A hypothesis for why river herring have declined is that predation pressures have increased associated with recent increases in abundance of striped bass Morone saxatilis. Information on striped bass abundance, size structure, and consumption rates are required to test this hypothesis. This study was designed to provide estimates of striped bass population size in the Connecticut River during the spring migration season, via an intensive mark-recapture exercise and either an open or robust mark-recapture model. …