Aves | Ciconiiformes
Environment: milieu / climate zone / depth range / distribution range
Southeast Pacific, Southwest Atlantic and the Antarctic. Temperate to polar.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 70.0 cm TL male/unsexed; (Ref. 91362); common length : 70.0 cm TL male/unsexed; (Ref. 8812); max. published weight: 4.6 kg (Ref. 356)
Culmen: 5.77 cm; tarsus: 2.62 cm.
Total population is over 11,650,000 pairs, and with an increasing trend (Ref. 84934). This is a gregarious, noisy and aggressive species. It breeds in large colonies but smaller ones may be found in Rockhopper rookeries (Ref. 91362). Pursuit diving (Ref. 356).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Harrison, P. 1987. (Ref. 91362)
IUCN Red List Status (Ref. 115185)
CITES status (Ref. 108899)
Threat to humans
| FishSource |
Estimates of some properties based on models