... osmoregulation water salinity oxidative stress physiology Many species of sturgeons are anadromous, as they spawn in rivers and,after a variable length of time, migrate downstream to brackish areas or even the open sea, where they mature until they return to spawn upstream. Acipenser naccarii...

...GUY CLAIREAUX; JEAN-DENIS DUTIL Atlantic cod ( Gadus morhua L.) acclimated to water salinities ranging from 28 ‰ to 7 ‰ were exposed to mild (8.0 kPa) or severe (4.0 kPa) hypoxic conditions for 6h. In each experiment, respiratory, acid-base, ionic, haematological and metabolic disturbances were...

... of compensation, such that higher water electrolyte concentrations are associated with more complete and faster compensation of hypercapnia-induced respiratory acidoses ( Heisler, 1982 ). In experiments where various acidotic conditions were imposed on fish in combination with increases in water salinity from...