Russian Journal of Ecology, Vol. 36, No. 2, 2005, pp. 138–141. Translated from Ekologiya, No. 2, 2005, pp. 157–160. Original Russian Text Copyright © 2005 by Lepilina, Romanov. SHORT COMMUNICATIONS Histomorphological Abnormalities in Sterlet from the Volga River under Present-Day Ecological Conditions I. N. Lepilina and A. A. Romanov Caspian Research Institute of Fisheries, ul. Savushkina 1, Astrakhan, 414056 Russia Received July 26, 2004 Key words: prolarva, oocyte, pycnosis, microcephaly. The sterlet (Acipenseridae) is an important game pollution in the Volga estuary and the northern Caspian and commercial ﬁsh. In the past decade, the commer- Sea remains high. The water in the Volga delta is cial sterlet stock in the Lower Volga has decreased by strongly polluted with organic substances (Kurochkina more than half, to only 50 metric tons (Kalmykov, et al., 1997). 1989; Kalmykov and Kalmykova, 1999). The sterlet In the current toxicological situation in the Volga– population has suffered from so-called ameliorative Caspian region, morphological and functional changes catching in its upper spawning zone located in the tail in sturgeons occur at the cell, organ, and organism lev- race of the Volgograd hydrosystem (Kotlyarevskaya, els. Hence, it is necessary to obtain data on the state of 1989),
Russian Journal of Ecology – Springer Journals
Published: Mar 21, 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