Band-rumped Storm-petrel vs Ashy Storm-petrel
Hydrobates castro مقارنةً بـ Hydrobates homochroa
Side-by-Side Comparison
| السمة | Band-rumped Storm-petrel | Ashy Storm-petrel |
|---|---|---|
| الاسم العلمي | Hydrobates castro | Hydrobates homochroa |
| الرتبة | Procellariiformes | Procellariiformes |
| الفصيلة | Hydrobatidae | Hydrobatidae |
| حالة الحفاظ | Least Concern | Endangered |
| الطول | — | — |
| طول الجناح | 30,1 cm (11.9 in) | 26,6 cm (10.5 in) |
| الوزن | 49,25 g (1.74 oz) | 36,333333333333336 g (1.28 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 1 | 1 |
| Population Trend | — | — |
حالة الحفاظ
Least Concern
Band-rumped Storm-petrel
Endangered
Ashy Storm-petrel
About These Birds
Band-rumped Storm-petrel
Band-rumped Storm-petrel, 19–21 cm, breeds on Atlantic and Pacific volcanic islands including the Azores, Canaries, and Galápagos. Sooty brown with a white rump band; similar to Leach's but straighter wingtips and steadier flight. Multiple cryptic species may be involved. Planktivore; widespread pelagic.
Ashy Storm-petrel
Ashy Storm-petrel, 19–21 cm, is restricted to the California Current of the eastern Pacific; breeding on Channel Islands and the Farallon Islands. Entirely ashy brown without white rump — uncommon among storm-petrels. Endangered; less than 10,000 individuals; threatened by light pollution and introduced predators.