Influence of Stocking Rate on the Level of Stress Hormones and the Survival of the Progeny in Coho Salmon, Oncorhynchus kisutch (Walbaum)

Influence of Stocking Rate on the Level of Stress Hormones and the Survival of the Progeny in... Russian Journal of Ecology, Vol. 33, No. 2, 2002, pp. 129–130. Translated from Ekologiya, No. 2, 2002, pp. 142–143. Original Russian Text Copyright © 2002 by Ardashev, Gavrenkov. SHORT COMMUNICATIONS Influence of Stocking Rate on the Level of Stress Hormones and the Survival of the Progeny in Coho Salmon, Oncorhynchus kisutch (Walbaum) A. A. Ardashev and Yu. I. Gavrenkov Pacific Research Fishery Center, tupik Shevchenko, Vladivostok, 690950 Russia Received April 17, 2000 Key words: population density, stress, self-regulation, 11-hydroxycorticosteroids. Populations of many species of Pacific anadromous eter (p < 0.001) occurred at a stocking rate of 2 ind./m , salmons possessing a high reproductive capacity are and its values proved to be still higher at a stocking rate known to manifest cyclic fluctuations of abundance. of 4 ind./m . It is noteworthy that the contents of There is evidence that intrapopulation mechanisms, 11-HCS were slightly higher in females than in males. along with abiotic factors, have an important role in these The same regularity in the increase of the blood level of phenomena (Ardashev, 1979, 1988; Podlesnykh, 1995, stress hormones was noted in spawners of chum salmon 1997). The corresponding concept is based on the (Podlesnykh and Ardashev, 1990), http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Russian Journal of Ecology Springer Journals

Influence of Stocking Rate on the Level of Stress Hormones and the Survival of the Progeny in Coho Salmon, Oncorhynchus kisutch (Walbaum)

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Publisher
Kluwer Academic Publishers-Plenum Publishers
Copyright
Copyright © 2002 by MAIK “Nauka/Interperiodica”
Subject
Life Sciences; Ecology
ISSN
1067-4136
eISSN
1608-3334
D.O.I.
10.1023/A:1014461010388
Publisher site
See Article on Publisher Site

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