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Distribution and Growth of Young-of-the-Year Striped Bass in the Miramichi River Estuary, Gulf of St. Lawrence

 

作者: KimberlyA. Robichaud-Leblanc,   SimonC. Courtenay,   TillmannJ. Benfey,  

 

期刊: Transactions of the American Fisheries Society  (Taylor Available online 1998)
卷期: Volume 127, issue 1  

页码: 56-69

 

ISSN:0002-8487

 

年代: 1998

 

DOI:10.1577/1548-8659(1998)127<0056:DAGOYO>2.0.CO;2

 

出版商: Taylor & Francis Group

 

数据来源: Taylor

 

摘要:

Distribution and growth of young-of-the-year striped bassMorone saxatiliswere determined at the northern edge of the species' range in the Miramichi River, Gulf of St. Lawrence, between May and December 1992, from samples obtained from ichthyoplankton, beach seine, trawling, and bycatch surveys. Shortly after yolk absorption, catches declined in offshore plankton surveys, and young-of-the-year appeared in nearshore areas. As summer progressed, young-of-the-year striped bass moved downstream into more saline waters. Downstream migration appeared to be size related. A logistic growth model closely fit field observations. Growth was relatively slow in spring (June: 0.32 mm/d), rapid in summer (July, August, and September: 0.75–1.15 mm/d), and reduced in fall (October and November: 0.17–0.46 mm/d). Growth was faster and length attained before winter was greater than reported for populations in the center of the species' geographic distribution.

 

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