Diagnostic Description
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Body shields in 5 rows; dorsal shields 11 to 15, lateral shields 32 to 47 and ventral 7 to 10.
Life Cycle
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The gray morph females in the Amur River reproduce at least every four years (Ref. 40142).
Migration
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Anadromous. Fish that ascend rivers to spawn, as salmon and hilsa do. Sub-division of diadromous. Migrations should be cyclical and predictable and cover more than 100 km.
Morphology
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Dorsal spines (total): 0; Dorsal soft rays (total): 38 - 53; Analspines: 0; Analsoft rays: 20 - 32
Trophic Strategy
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Occur in stretches of river with sandy or stony bottom. Feed on benthic organisms. Highly prized fish (Ref. 41072).
- Recorder
- Grace Tolentino Pablico
Biology
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Adults occur in stretches of rivers with sandy or stony bottom. Feed on benthic organisms. Highly prized fish (Ref. 41072).
Importance
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fisheries: commercial