Evidence of Atlantic salmon Salmo salar fry movement between fresh water and a brackish environment

被引:4
作者
Taal, I. [1 ]
Rohtla, M. [1 ]
Saks, L. [1 ]
Svirgsden, R. [1 ]
Kesler, M. [1 ]
Matetski, L. [1 ]
Vetemaa, M. [1 ]
机构
[1] Univ Tartu, Estonian Marine Inst, Vanemuise 46a, EE-51014 Tartu, Estonia
关键词
early life-history; fry migration; otolith microchemistry; parr migration; Salmo salar; salmonids; AUTUMN DOWNSTREAM MIGRATION; SEA-TROUT; ESTUARINE RESIDENCE; PARR; TRUTTA; L; GROWTH; ADAPTATION; SURVIVAL;
D O I
10.1111/jfb.13369
中图分类号
S9 [水产、渔业];
学科分类号
0908 ;
摘要
This study reports descent of Atlantic salmon Salmo salar fry from their natal streams to brackish waters of the Baltic Sea and their use of this environment as an alternative rearing habitat before ascending back to freshwater streams. To the authors' knowledge, residency in a brackish environment has not previously been demonstrated in S. salar fry. Recruitment success and evolutionary significance of this alternative life-history strategy are presently not known.
引用
收藏
页码:695 / 703
页数:9
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