Main Ref. | Harrison, P., 1987 |
---|---|
Remarks | This is a highly gregarious species that breeds on ice-shelves during Antarctic winter (Ref. 91362, 84934), colonially (Ref. 84934). Pursuit diving (Ref. 356). |
Marine - Neritic | Marine - Oceanic | Brackishwater | Freshwater | |
---|---|---|---|---|
Marine zones / Brackish and freshwater bodies |
|
|
|
|
Substrate | |
---|---|
Substrate Ref. | |
Special habitats | |
Special habitats Ref. |
Ref. | |
---|---|
Associations | |
Associated with | |
Association remarks | |
Parasitism |
Feeding type | |
---|---|
Feeding type Ref. | |
Feeding habit | |
Feeding habit Ref. |
Estimation method | original sample | unfished population | Remark | ||
---|---|---|---|---|---|
Troph | s.e. | Troph | s.e. | ||
From diet composition | |||||
From individual food items | 4.26 | 0.67 | Trophic level estimated from a number of food items using a randomized resampling routine. | ||
Ref. |