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Side-by-Side Comparison

คุณสมบัติ	Spectacled Guillemot	Craveri's Murrelet
ชื่อวิทยาศาสตร์	Cepphus carbo	Synthliboramphus craveri
อันดับ	Charadriiformes	Charadriiformes
วงศ์ตระกูล	Alcidae	Alcidae
สถานะการอนุรักษ์	Least Concern	Vulnerable
ความยาว	—	—
กว้างปีก	38.4 cm (15.1 in)	23.9 cm (9.4 in)
น้ำหนัก	480.0 g (16.93 oz)	150.5 g (5.31 oz)
อาหาร	--	--
จำนวนไข่	1-2	2
Population Trend	—	—

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Habitat Comparison

ถิ่นที่อยู่อาศัยร่วมกัน

🏖️ Coastal

Spectacled Guillemot only

ไม่มี

Craveri's Murrelet only

ไม่มี

{# ════════════════════════════════════════════════════════════════════════ Song & Call Comparison ════════════════════════════════════════════════════════════════════════ #} {# ════════════════════════════════════════════════════════════════════════ Geographic Range & Migration ════════════════════════════════════════════════════════════════════════ #} {# ════════════════════════════════════════════════════════════════════════ Conservation Status Comparison ════════════════════════════════════════════════════════════════════════ #}

สถานะการอนุรักษ์

Least Concern

Spectacled Guillemot

Vulnerable

Craveri's Murrelet

{# ════════════════════════════════════════════════════════════════════════ Identification Tips — How to Tell Them Apart ════════════════════════════════════════════════════════════════════════ #} {# ════════════════════════════════════════════════════════════════════════ About Each Bird (Descriptions) ════════════════════════════════════════════════════════════════════════ #}

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.

Craveri's Murrelet

Craveri's Murrelet, 21–23 cm, breeds on Gulf of California islands, dispersing into the Pacific after breeding. Darkest Synthliboramphus murrelet; less white on face than Scripps's. Near Threatened; small population threatened by introduced predators on nesting islands and bycatch in gill nets.

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