Effect of short-term regulated temperature variations on the swimming economy of Atlantic salmon smolts
Author(s) -
Carlos M. Alexandre,
Arjan P. Palstra
Publication year - 2017
Publication title -
conservation physiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.942
H-Index - 37
ISSN - 2051-1434
DOI - 10.1093/conphys/cox025
Subject(s) - salmo , respirometry , biology , fishery , energetics , metabolic rate , habitat , brown trout , oxygen , anaerobic exercise , spawn (biology) , ecology , environmental science , fish <actinopterygii> , physiology , biochemistry , chemistry , organic chemistry , endocrinology
This study revealed that Atlantic salmon smolts respond to short-term water temperature drops, like changes occurring in rivers regulated for hydropower production, by significantly reducing their rate of oxygen consumption during swimming activity. Fish show resilience by quickly returning to initial swimming costs after reestablishment of the original temperature values.
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