Main Ref. | McEachran, J.D. and K.A. Dunn, 1998 |
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Anmärkningar | Inhabits inshore areas. Prefers waters of 10°-21°C. Feeds mainly on decapod crustaceans, bivalves, polychaetes, squids and fishes. |
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 | |
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Association remarks | |
Parasitism |
Typ av föda | mainly animals (troph. 2.8 and up) |
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Feeding type Ref. | Stehmann, M. and J.D. McEachran, 1978 |
Födosöksstrategi | hunting macrofauna (predator) |
Feeding habit Ref. | Stehmann, M. and J.D. McEachran, 1978 |
Estimation method | Ursprungligt prov | Ofiskad population | Kommentar | ||
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Troph | s.e. | Troph | s.e. | ||
Från födosammansättning | 3.88 | 0.26 | 3.52 | 0.47 | Troph of adults from 6 studies. |
Från individuella födoämnen | 3.74 | 0.47 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. | Bowman, R.E., C.E. Stillwell, W.L. Michaels and M.D. Grosslein, 2000 |