European Shag vs Chatham Islands Shag
Gulosus aristotelis مقارنةً بـ Leucocarbo onslowi
Side-by-Side Comparison
| السمة | European Shag | Chatham Islands Shag |
|---|---|---|
| الاسم العلمي | Gulosus aristotelis | Leucocarbo onslowi |
| الرتبة | Suliformes | Suliformes |
| الفصيلة | Phalacrocoracidae | Phalacrocoracidae |
| حالة الحفاظ | Least Concern | Critically Endangered |
| الطول | — | — |
| طول الجناح | 52,5 cm (20.7 in) | 51,8 cm (20.4 in) |
| الوزن | 1777,25 g (62.69 oz) | 2095,0 g (73.90 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 1-6 | 3 |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Least Concern
European Shag
Critically Endangered
Chatham Islands Shag
About These Birds
European Shag
68–78 cm, wingspan 95–110 cm. All-black with glossy green; short erect crest in breeding; yellow gape. Strictly marine; breeds on rocky coasts of western Europe and Mediterranean. Feeds on fish by diving in clear coastal waters. Vulnerable; threatened by oil spills and overfishing.
Chatham Islands Shag
63 cm. Black and white; orange-red caruncles at bill base. Endemic to Chatham Islands, New Zealand. Critically Endangered; total population fewer than 1,000 birds. Restricted to a few Chatham Islands colonies; feeds on fish and invertebrates in surrounding coastal waters.