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Tera Undermouth

Chondrostoma oxyrhynchum Kessler 1877

Diagnostic Description

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Diagnosed from congeners in Black and Caspian Sea basins by the following characters: strongly arched mouth; dorsal fin usually with 8½ branched rays; anal fin with 9-10½ branched rays; scales on lateral line 56-73; eye small, diameter 48-52% of interorbital distance; and body cylindrical, width at dorsal origin 51-69% of depth (Ref. 59043).
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Recorder
Armi G. Torres
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Life Cycle

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Females deposit eggs probably in several portions. Eggs adhere to gravel (Ref. 59043).
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Biology

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Inhabits piedmont and mountain rivers with strong current and rock to gravel bottom. Feeds predominantly on detritus and also on periphytic algae and benthic invertebrates, especially during first year of live. Spawns over hard bottom (Ref. 59043).
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Pascualita Sa-a
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Terek nase

provided by wikipedia EN

The Terek nase (Chondrostoma oxyrhynchum) is a species of freshwater fish in the family Cyprinidae. It is distributed in rivers of the western Caspian Sea basin, in Azerbaijan and Russia. It prefers fast-flowing waters in the foothill and mountain ranges, with rocky or gravel bottoms.

References

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Terek nase: Brief Summary

provided by wikipedia EN

The Terek nase (Chondrostoma oxyrhynchum) is a species of freshwater fish in the family Cyprinidae. It is distributed in rivers of the western Caspian Sea basin, in Azerbaijan and Russia. It prefers fast-flowing waters in the foothill and mountain ranges, with rocky or gravel bottoms.

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