Diel Variations in the Vertical Distribu
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Erika Alajärvi; Jukka Horppila
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Article
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2004
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John Wiley and Sons
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English
⚖ 157 KB
## Abstract The variations in the vertical migrations by zooplankton and food composition of fish in the shallow, clay‐turbid Mustionselkä basin of Lake Hiidenvesi were studied (water depth 3 m). Daphnids showed signs of reverse migration, their density in the surface layer being highest during the