New Zealand Storm-petrel vs Black-bellied Storm-petrel
Fregetta maoriana verglichen mit Fregetta tropica
Side-by-Side Comparison
| Merkmal | New Zealand Storm-petrel | Black-bellied Storm-petrel |
|---|---|---|
| Wissenschaftlicher Name | Fregetta maoriana | Fregetta tropica |
| Ordnung | Procellariiformes | Procellariiformes |
| Familie | Oceanitidae | Oceanitidae |
| Erhaltungsstatus | Critically Endangered | Least Concern |
| Länge | — | — |
| Flügelspannweite | 28,2 cm (11.1 in) | 32,9 cm (13.0 in) |
| Gewicht | 34,75 g (1.23 oz) | 53,0 g (1.87 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
Critically Endangered
New Zealand Storm-petrel
Least Concern
Black-bellied Storm-petrel
About These Birds
New Zealand Storm-petrel
New Zealand Storm-petrel, 16–18 cm, was thought extinct for over 150 years until rediscovered in 2003 off the Hauraki Gulf. Breeding colony finally found in 2013 on Little Barrier Island. Dark above, white below with black stripe through belly. Endangered. Planktivore in New Zealand coastal and pelagic waters.
Black-bellied Storm-petrel
Black-bellied Storm-petrel, 19–21 cm, breeds on sub-Antarctic islands and disperses widely across the Southern Ocean. Dark above with white rump; distinctive black streak through the white belly. Patters over wave surfaces picking up plankton. Long-distance pelagic movements after breeding.