Spectacled Guillemot vs Thick-billed Murre
Cepphus carbo compared with Uria lomvia
Side-by-Side Comparison
| Attribute | Spectacled Guillemot | Thick-billed Murre |
|---|---|---|
| Scientific Name | Cepphus carbo | Uria lomvia |
| Order | Charadriiformes | Charadriiformes |
| Family | Alcidae | Alcidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 38.4 cm (15.1 in) | 41.4 cm (16.3 in) |
| Weight | 480.0 g (16.93 oz) | 945.75 g (33.36 oz) |
| Diet | -- | -- |
| Clutch Size | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Least Concern
Spectacled Guillemot
Least Concern
Thick-billed Murre
About These Birds
Spectacled Guillemot
Spectacled Guillemot, 36–38 cm, breeds on rocky coasts and sea cliffs of the western North Pacific from Kamchatka to Japan. Sooty black with white spectacle patches around the eye; red feet. Coastal diver; feeds on fish and crustaceans near rocky reefs. Sedentary; stays close to breeding coast year-round.
Thick-billed Murre
Thick-billed Murre (Brünnich's Guillemot), 39–43 cm, breeds in enormous cliff colonies across the Arctic from Newfoundland to Siberia. Thicker, shorter bill with white gape line. Dives to 200+ m — deepest diver among alcids. Piscivore; takes capelin, cod. Vulnerable to climate change in the High Arctic.