THE EARLY SEA LIFE OF COHO, ONCORHYNCHUS-KISUTCH, AND PINK SALMON, ONCORHYNCHUS-GORBUSCHA, AS A PERIOD OF COMPLETION OF SMOLTIFICATION

被引:4
|
作者
VARNAVSKY, VS
KALININ, SV
KINAS, NM
ROSTOMOVA, SS
机构
[1] Laboratory of Ecological Physiology, Institute of Marine Biology, Far-East Branch of Academy of Sciences, Petropavlovsk-Kamchatsky
关键词
ESTUARY; SALINITY TOLERANCE; RNA/DNA RATIO; PRESMOLT; SMOLT; POSTSMOLT; SMOLT QUALITY;
D O I
10.1007/BF00004744
中图分类号
Q14 [生态学(生物生态学)];
学科分类号
071012 ; 0713 ;
摘要
Migration, timing and distribution in different salinity zones of Avacha Inlet (Kamchatka) were determined for underyearling pink and yearling coho salmon. Salinity tolerance, RNA/DNA ratio, activity of alkaline phosphatase and level of malonic dialdehyde were investigated in a group of juveniles which migrated quickly to the ocean (smolt) and in another group of fish which stayed in the estuary for a long time (presmolt + smolt). Smolt quality was estimated in downstream migrating pink salmon and compared with groups of presmolt + smolt, smolt, and postsmolt juveniles.
引用
收藏
页码:401 / 408
页数:8
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