Pigeon Guillemot vs Ancient Murrelet
Cepphus columba compared with Synthliboramphus antiquus
Side-by-Side Comparison
| Attribute | Pigeon Guillemot | Ancient Murrelet |
|---|---|---|
| Scientific Name | Cepphus columba | Synthliboramphus antiquus |
| Order | Charadriiformes | Charadriiformes |
| Family | Alcidae | Alcidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 34.7 cm (13.7 in) | 27.1 cm (10.7 in) |
| Weight | 493.6666666666667 g (17.41 oz) | 208.16666666666666 g (7.34 oz) |
| Diet | -- | -- |
| Clutch Size | 1-2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Least Concern
Pigeon Guillemot
Least Concern
Ancient Murrelet
About These Birds
Pigeon Guillemot
Pigeon Guillemot, 30–36 cm, breeds on rocky shorelines of the North Pacific from California to Alaska and Kamchatka. Black plumage with white wing patch bisected by a black bar; red feet and mouth lining. Benthic diver; takes crabs, shrimp, and bottom fish. Partially migratory; short coastal movements.
Ancient Murrelet
Ancient Murrelet, 24–27 cm, breeds in burrows on North Pacific islands from British Columbia to Japan. Black hood, grey back, white underparts with yellow bill. Nocturnal at colonies to avoid predators. Chicks lead-march to sea within days of hatching — abandoning the nest very early. Planktivore and piscivore.