Gillnet catches as an estimate of fish abundance: a comparison between vertical gillnet catches and hydroacoustic abundances of Baltic Sea herring (Clupea harengus) and sprat (Sptattus sptattus)

Author: Rudstam Lars G.  

Publisher: NRC Research Press

ISSN: 1205-7533

Source: Canadian Journal of Fisheries and Aquatic Sciences, Vol.52, Iss.1, 1995-01, pp. : 75-83

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