Russian Journal of Ecology, Vol. 36, No. 4, 2005, pp. 288–290. Translated from Ekologiya, No. 4, 2005, pp. 318–320. Original Russian Text Copyright © 2005 by Usova. SHORT COMMUNICATIONS Composition of Sturgeon Fry Migrating from Spawning Areas in the Lower Volga T. V. Usova Caspian Research Institute of Fisheries, ul. Savushkina 1, Astrakhan, 414056 Russia Received April 24, 2004 Key words: sturgeon fry, species ratio, interspeciﬁc hybridization. Sturgeon is an important game and commercial ﬁsh. cies composition of fry, including those with hybrid More than 70% of the world sturgeon catch is taken in characters, was determined according to Koblitskaya the Volga–Caspian region. Regulation and deformation (1981). A total of 10 690 individuals were analyzed. of the Volga ﬂow, intensive ﬁshing, and technogenic In addition to results of our research, we used the impact have disturbed the ecological balance in the data obtained at the Laboratory of Natural Sturgeon basin and resulted in stock reduction, changes in popu- Reproduction of the Central Research Department of lation structure, and destabilization of the physiological Fisheries (TsNIORKh) between 1981 and 1987. state of sturgeons (Katunin et al., 1999; Geraskin, 2000; Khodorevskaya et al., 2001). In the early 1980s, the stellate sturgeon prevailed
Russian Journal of Ecology – Springer Journals
Published: Jul 13, 2005
It’s your single place to instantly
discover and read the research
that matters to you.
Enjoy affordable access to
over 18 million articles from more than
15,000 peer-reviewed journals.
All for just $49/month
Query the DeepDyve database, plus search all of PubMed and Google Scholar seamlessly
Save any article or search result from DeepDyve, PubMed, and Google Scholar... all in one place.
Get unlimited, online access to over 18 million full-text articles from more than 15,000 scientific journals.
Read from thousands of the leading scholarly journals from SpringerNature, Elsevier, Wiley-Blackwell, Oxford University Press and more.
All the latest content is available, no embargo periods.
“Hi guys, I cannot tell you how much I love this resource. Incredible. I really believe you've hit the nail on the head with this site in regards to solving the research-purchase issue.”Daniel C.
“Whoa! It’s like Spotify but for academic articles.”@Phil_Robichaud
“I must say, @deepdyve is a fabulous solution to the independent researcher's problem of #access to #information.”@deepthiw
“My last article couldn't be possible without the platform @deepdyve that makes journal papers cheaper.”@JoseServera