Main Ref. | SAUP Database, 2006 |
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Anmärkningar | Feeds mainly on epipelagic fish, Pleuragramma antarcticum (Ref. 5056), Electrona antarctica (Ref. 4633), squid (Ref. 4633), Antarctic krill Euphausia superba (Ref. 3930). Feeds by surface seizing and plunging; pursuit plunging; pack-ice. |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
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Marine zones / Brackish and freshwater bodies |
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Substrate | Pelagic; Hard Bottom; |
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Substrate Ref. | |
Special habitats | |
Special habitats Ref. |
Ref. | |
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Associations | |
Associated with | |
Association remarks | |
Parasitism |
Typ av föda | plants/detritus+animals (troph. 2.2-2.79) |
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Feeding type Ref. | van Franeker, J.A., M. Gavrilo, F. Mehlum, R.R. Veit and E.J. Woehler, 1999 |
Födosöksstrategi | hunting macrofauna (predator) |
Feeding habit Ref. | van Franeker, J.A., M. Gavrilo, F. Mehlum, R.R. Veit and E.J. Woehler, 1999 |
Estimation method | Ursprungligt prov | Ofiskad population | Kommentar | ||
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Troph | s.e. | Troph | s.e. | ||
Från födosammansättning | |||||
Från individuella födoämnen | 4.25 | 0.60 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |