Main Ref. | Castle, P.H.J., 1984 |
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Remarks | Inhabits both quiet and fast flowing water. Elvers ascend rivers mainly at night and overcome waterfalls and walls of dams with great determination. Adults usually sedentary. Carnivorous, eats dead or living prey but especially fish and crabs. |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | |
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Substrate Ref. | |
Special habitats | |
Special habitats Ref. |
Ref. | |
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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. | Castle, P.H.J., 1984 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Castle, P.H.J., 1984 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 3.30 | 0.55 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |