Aves | Procellariiformes
Schlatter, R.P. and A. Simeone. 1999. (Ref. 5962)
Size / Weight / Age
Max length : 26.0 cm TL male/unsexed; (Ref. 8812); max. published weight: 115.00 g (Ref. 356)
Climate / Range
Tropical; 10°N - 10°S (Ref. 96995)
Indo-Pacific. Tropical and subtropical.
Inhabits the open ocean. Feeds by scavenging and surface-seizing. Exhibits pattering and dipping behavior (Ref. 356). Breeds on oceanic islands (Ref. 91362). Nesting areas are characterized with supporting bunch grass (Lepturus sp.), large clumps of weeds (Boerhaavia sp.) or Sesuvium, and loose rocks (Ref. 96995). Breeding distribution ranges in the central Pacific islands. Copulation occurs on the nest site, where birds utter a soft guttural "GRRRRR-GRRRRR-GRRRR" from the nest cavity. Both (sexes) birds incubate. They lay only one single egg, occasionally a bird can be found incubating 2 eggs but the other one is infertile (Ref. 96995).
IUCN Red List Status (Ref. 114614)
CITES status (Ref. 94142)
Threat to humans
| FisheriesWiki |
Estimation of some characteristics with mathematical models
Low vulnerability (16 of 100)