Results 141 to 150 of about 144,486 (298)

Nitrogen excretion and oxygen consumption under severe hypoxia in siluriform fishes from the Amazon

open access: yesJournal of Fish Biology, EarlyView.
Abstract Siluriform fishes collected from the Rio Negro and Rio Solimões proved to be highly resistant to aquatic hypoxia. In all four species analysed in this study, aquatic oxygen consumption significantly decreased from normoxic levels at water PO2 values near 1 kPa. Air‐breathing activity was observed only in Sturisoma sp. (Rio Negro).
Bernd Pelster   +2 more
wiley   +1 more source

Flow regime, temperature, and biotic interactions drive differential declines of trout species under climate change

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2011
S. Wenger   +11 more
semanticscholar   +1 more source

The physiological response of juvenile diploid and triploid Arctic charr Salvelinus alpinus to exhaustive exercise

open access: yesJournal of Fish Biology, EarlyView.
Abstract Triploidy is an effective tool for producing sterile fishes but often results in impaired performance in commercial aquaculture. In light of this, our study compared the physiological response to exhaustive exercise in juvenile diploid and triploid Arctic charr Salvelinus alpinus, a polar species with great potential for aquaculture.
John D. Clark, Tillmann J. Benfey
wiley   +1 more source

Physiological responses in sea trout to repeated salmon louse infections and freshwater. [PDF]

open access: yesConserv Physiol
Fjelldal PG   +6 more
europepmc   +1 more source

Acid-sensing ion channels are involved in epithelial Na+ uptake in the rainbow trout Oncorhynchus mykiss.

open access: yesAmerican Journal of Physiology - Cell Physiology, 2014
A. Dymowska   +4 more
semanticscholar   +1 more source

Expression of corticoid‐regulatory genes in the gills of Atlantic salmon (Salmo salar) parr and smolt and during salinity acclimation

open access: yesJournal of Fish Biology, EarlyView.
Abstract In teleost fishes, cortisol is the major corticoid and has both glucocorticoid and mineralocorticoid actions. However, how fish tissues discriminate between these distinct corticosteroid actions is unclear. In mammals, the major factors responsible for intracellular corticosteroid regulation are glucocorticoid receptors (grs) and the ...
Makoto Kusakabe   +4 more
wiley   +1 more source

Potential impact of climate change on the reproductive success of grayling (Thymallus thymallus)

open access: yesJournal of Fish Biology, EarlyView.
Abstract The European grayling is a salmonid species experiencing a sharp population decline, and conservation measures have been initiated through artificial propagation. As the species is not commonly cultivated in aquaculture, there is little information on their optimal reproduction conditions.
Simon Rosenau   +3 more
wiley   +1 more source

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