European Storm-petrel vs Tristram's Storm-petrel
Hydrobates pelagicus مقارنةً بـ Hydrobates tristrami
Side-by-Side Comparison
| السمة | European Storm-petrel | Tristram's Storm-petrel |
|---|---|---|
| الاسم العلمي | Hydrobates pelagicus | Hydrobates tristrami |
| الرتبة | Procellariiformes | Procellariiformes |
| الفصيلة | Hydrobatidae | Hydrobatidae |
| حالة الحفاظ | Least Concern | Least Concern |
| الطول | — | — |
| طول الجناح | 23,8 cm (9.4 in) | 35,5 cm (14.0 in) |
| الوزن | 26,5 g (0.93 oz) | 89,0 g (3.14 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 1 | 1 |
| Population Trend | — | — |
حالة الحفاظ
Least Concern
European Storm-petrel
Least Concern
Tristram's Storm-petrel
About These Birds
European Storm-petrel
European Storm-petrel, 14–18 cm, wingspan 36–39 cm, is the smallest seabird in European waters, breeding in burrows and rock crevices on Atlantic islands from Iceland to the Mediterranean. Entirely sooty black with white rump. Strictly nocturnal at colonies. Planktivore; patters over wave surface picking up oil and plankton.
Tristram's Storm-petrel
Tristram's Storm-petrel, 24–25 cm, is one of the largest storm-petrels, breeding on small Hawaiian and Ogasawara Islands in the North Pacific. All dark; broad wings, moderate tail fork. Nocturnal at colonies in winter (October–April). Planktivore; poorly known at sea; winters south into tropical Pacific.