Main Ref. | Chao, L.N., 1986 |
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Remarks | Feeds on fish and benthic crustaceans (Ref. 28587). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | Soft Bottom: sand; mud; |
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Substrate Ref. | Chao, L.N. and E. Trewavas, 1990 |
Special habitats | |
Special habitats Ref. |
Acuan | |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
Feeding type | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Diouf, P.S., 1996 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | 3.70 | 0.53 | Troph of juv./adults from 1 study. | ||
From individual food items | 3.80 | 0.67 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Acuan | Anyanwu, A.O. and K.I. Kusemiju, 1990 |