Réf. Princ. | Shireman, J.V. and C.R. Smith, 1983 |
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Remarques | Current velocities range from 0.6 m/s to 1.8 m/s. Feeding and spawning migrations depending on water temperature and water level are reported. The juveniles winter in deep holes in the river bed. |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrat | |
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Substrate Ref. | |
Habitats spéciaux | |
Special habitats Ref. | Halwart, M. and M.V. Gupta, 2004 |
Réf. | |
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Associations | |
Associé avec | |
Remarques sur les associations | |
Parasitisme |
Type de prise alimentaire | mainly plants/detritus (troph. 2-2.19) |
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Feeding type Ref. | Maitland, P.S. and R.N. Campbell, 1992 |
Habitude alimentaire | browsing on substrate |
Feeding habit Ref. | Maitland, P.S. and R.N. Campbell, 1992 |
Estimation method | Échantillon original | Population non pêchée | Remarque | ||
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Troph | s.e. | Troph | s.e. | ||
À partir du régime alimentaire | 2.00 | 0.00 | |||
À partir des éléments alimentaires | 2.00 | 0.00 | Trophic level and s.e. inferred from exclusive plant/detritus food items. | ||
Réf. | Colle, D.E., J.V. Shireman and R.W. Rottman, 1978 |