European Storm-petrel vs Tristram's Storm-petrel
Hydrobates pelagicus compared with Hydrobates tristrami
Side-by-Side Comparison
| Attribute | European Storm-petrel | Tristram's Storm-petrel |
|---|---|---|
| Scientific Name | Hydrobates pelagicus | Hydrobates tristrami |
| Order | Procellariiformes | Procellariiformes |
| Family | Hydrobatidae | Hydrobatidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 23.8 cm (9.4 in) | 35.5 cm (14.0 in) |
| Weight | 26.5 g (0.93 oz) | 89.0 g (3.14 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | 1 |
| Population Trend | — | — |
Conservation Status
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.