Main Ref. | Yershov, P.N., 1989 |
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Remarks | Feeds on worms, mollusks and crustaceans. |
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. | Yershov, P.N., 1989 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Yershov, P.N., 1989 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | 3.31 | 0.18 | Troph of juv./adults from 4 studies. | ||
From individual food items | 3.32 | 0.42 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. | Kirillov, A.F., 1982 |