Aves |
Pelecaniformes |
Pelecanidae
環境： 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
Others. Tropical
Eastern Pacific and Western Atlantic: St Pierre Miquelon, Belize and Puerto Rico.
初熟時的長度 / 大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm Max length : 178 cm TL 雄魚/尚未辨別雌雄; (參考文獻 8812); 最大體重: 5.9 kg (參考文獻 356)
Culmen: 38.1 cm; tarsus: 11.85 cm; wing: 62.23 cm.
Total Length: 127 to 178 cm; Wingspan: 244 to 299 cm (Ref. 8812). Coastal; <50 km (Ref. 356). Migration route from northern and central Canada and the US unto the southern states of Baja and into the Gulf of Mexico. Grows a bill horn in preparation for courtship which is shed after incubation commences. Pre-pairing procedure involving complex communal interactions, chases, and terrestrial, aquatic and aerial processions. Extra-pair copulation rare. Embryos are exceptionally known to elicit parental incubation behavior by vocalizing. Mortality rate of immature birds is 41% in the first year. The pesticide DDT in the 1960s caused egg-shell thinning such that they broke during incubation (Ref. 87784). Displays surface seizing (Ref. 356).
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
主要參考資料
參考文獻 | 合作者 | 合作者
SAUP Database 2006 SAUP Database. www.seaaroundus.org. (參考文獻 356)
IUCN 瀕危狀態
(參考文獻 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 01 October 2016
CITES狀態 (參考文獻 108899)
Not Evaluated
Not Evaluated
對人類具威脅
人類使用
FAO - Publication: search | FishSource |
工具
網路資源
基於模型的估計
釣魚的脆弱性
(參考文獻 71543) |
Very high vulnerability (90 of 100). |
價格種類
(參考文獻 80766): |
Unknown. |
