Main Ref. | Compagno, L.J.V., 1984 |
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Remarks | Occurs on the continental shelf and slope (Ref. 75154). Dusky whales tend to avoid estuaries and areas of low salinity (Refs. 244, 6390). |
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. | Smale, M.J., 1991 |
Feeding habit | hunting macrofauna (predator) |
Feeding habit Ref. | Smale, M.J., 1991 |
Estimation method | Original sample | Unfished population | Remark | ||
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Troph | s.e. | Troph | s.e. | ||
From diet composition | 4.28 | 0.22 | 4.61 | 0.82 | Troph of adults from 5 studies. |
From individual food items | 4.42 | 0.76 | 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 |