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Head profile strongly concave; fainted irregular oblique bands extending
on anal and caudal fins in juveniles, disappearing by growth, a large round
black spot at pectoral fin base. Attains 1.5 m.
ระบบนิเวศ :
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Carnivorous, larger insect to smaller vertebrates and fishes. Mainstreams
and forested streams. Habitat lost and overfishing.