Проект по английскому про рыбу корюшку
Description
Body elongated, covered with large, easily fallingscales. A large mouth. Sides of body silvery, back brownish-green. Feedson zooplankton, the juveniles and eggs of fish. During spawning thebody, head and fins covered with tubercles. Fresh smelt produces acharacteristic smell of fresh cucumbers.
European smelt differentfrom Asian toothed smelt a shorter lateral line and weak teeth; it isprevalent in the Baltic and North seas, Ladoga and Onega lakes.Freshwater forms of the European smelt — smelt — "the dwarf", the lakeform of smelt (O. eperlanus m. spirinchus) — found in lakes of theNorth-Western part of European Russia and in many lakes of Northern partof Western Europe and are of great commercial importance. Inhabits thecoastal areas of the seas and priustevyh spaces rivers, the NorthAtlantic and the Arctic ocean.
The most intensive feeding occursduring summer and autumn, in the vicinity of the coast and is where mostof the year. Sneki do not live more than 2-3 years, reproduce at theage of 1-2 years, the size usually does not exceed 9-10 cm and a weightof 6-8 g, Baltic smelt spawns in the age of 2-4 years, white 3-4 years,Siberian — 5-7 years. Siberian smelt live up to 9-12 years and reachsizes up to 30-35 cm in length and 350 g weight. Later maturing smeltlive longer and reach larger sizes .
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