Prognosing of periods and spawning migration intensity in spring-spawning Baltic herring of the Gulf of Riga according to the temperature factor of environment
The relations of prognostic importance between the temperature regime in the Gulf of Riga (Baltic Sea) in February, April, May, the winter severity and the beginning of spawning migration, mass spawning as well as the intensity of Baltic herring (Clupea harengus membras) migrations to the spawning grounds at the Latvian coast of the gulf are considered. The corresponding correlation coefficients and regression equations important in planning of Baltic herring pound net fishery are given.
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| Main Authors: | , |
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| Format: | Book/Monograph/Conference Proceedings biblioteca |
| Language: | Russian |
| Published: |
Baltijskij Nauchno-issledovatelskij Institut Rybnogo Khozyajstva
1983
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| Subjects: | Spring-spawning herring, ASFA_2015::S::Spawning migrations, ASFA_2015::S::Spawning seasons, ASFA_2015::W::Water temperature data, |
| Online Access: | http://hdl.handle.net/1834/43324 |
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