Zooplankton kak kormovaya baza skopy Contributor(s): Gorskaya Valentina (Author) |
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ISBN: 3844324275 ISBN-13: 9783844324273 Publisher: LAP Lambert Academic Publishing OUR PRICE: $50.27 Product Type: Paperback Language: Russian Published: July 2012 |
Additional Information |
BISAC Categories: - Science | Life Sciences - Ecology |
Physical Information: 0.15" H x 6" W x 9" (0.23 lbs) 64 pages |
Themes: - Topical - Ecology |
Descriptions, Reviews, Etc. |
Publisher Description: Skopa - vid, zanesennyy v Krasnuyu Knigu Rossii. Odnako voznikayut opredelennye slozhnosti, svyazannye s sostoyaniem ee kormovoy bazy. Izvestno, chto skopa - ikhtiofag, a v poslednee vremya chislennost' rybnogo naseleniya v vodoemakh Leningradskoy oblasti sokrashchaetsya, chto svyazano s vliyaniem antropogennykh faktorov. Tak ikh vozdeystvie okazyvaet negativnoe vliyanie na ego obitateley, v chastnosti, na zooplankton. V svoyu ochered', izmenenie struktury etogo soobshchestva mozhet povliyat' na ikhtiofaunu - kormovoy ob"ekt skopy, potomu, chto organizmami zooplanktona pitaetsya molod' bol'shinstva vidov ryb. Takim obrazom, rassmotrennaya mnogoletnyaya dinamika soobshchestva zooplanktona na territorii Nizhne-Svirskogo zapovednika, pozvolyaet opredelit' vozmozhnye puti dal'neyshego razvitiya ikhtiofauny zaliva, i, kak sledstvie, sostoyanie populyatsii skopy, obitayushchey v ego okrestnostyakh. |