Aves |
Pelecaniformes |
Pelecanidae
环境：氛围 / 气候带 / 深度上下限 / 分布范围
生态学
Others. Tropical
Eastern Pacific and Western Atlantic: St Pierre Miquelon, Belize and Puerto Rico.
首次成熟时的长度 / 大小 / 重量 / 年龄
成熟度: Lm ? range ? - ? cm Max length : 178 cm TL 雄鱼/尚未辨别雌雄; (参考文献 8812); 最大体重: 5.9 kg (参考文献 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).
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
主要参考文献
参考文献 | 合作者 | 合作者
SAUP Database 2006 SAUP Database. www.seaaroundus.org. (参考文献 356)
世界自然保护联盟红皮书
(参考文献 130435: Version 2025-2 (Global))
Not Evaluated
Not Evaluated
对人类的威胁
人类利用
FAO - Publication: search | FishSource |
工具
网络资源
基于模型的估算
渔业脆弱性
(参考文献 71543) |
Very high vulnerability (90 of 100). |
价格分类
(参考文献 80766): |
Unknown. |
