Mammalia |
Cetartiodactyla |
Delphinidae
環境： 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
大洋性; 海洋洄游的 (參考文獻 75906); 深度上下限 0 - 3793 m (參考文獻 94963), usually 500 - 1100 m (參考文獻 80612). Tropical; 90°N - 90°S, 180°W - 180°E
Atlantic Ocean and Indo-Pacific.
初熟時的長度 / 大小 / 重量 / 年齡
成熟度: Lm ?, range 210 - 220 cm Max length : 270 cm TL 雄魚/尚未辨別雌雄; (參考文獻 1394); 最大體重: 210.0 kg (參考文獻 1394)
Robust. Short beak, subtriangular to weakly falcate dorsal fin, pointed flippers, and relatively small concave flukes. Dark bluish to brownish-gray dorsal cape, pale gray flank, and white to pinkish belly. Wide dark gray to black stripe extending from the eye to the anus, conspicuously set off by thin pale cream-colored borders.
Pantropical distribution. Dolphins are directly caught for use as shark-bait in Sta. Ana and Aparri, Philippines (Ref. 77119). Minimum depth from Ref. 116169. Often seen near shore, along the outer continental shelf and in deep oceanic waters (Ref. 80620). Feeds in deep waters (Ref. 122680). Feeds on mid-water fish, squid and crustaceans (Ref. 1394). Forms large social groups (Ref. 122680). Occasionally sighted with melon-headed whales, Peponocephala electra. (Ref. 80612).
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Does not show strong evidence of seasonality in calving (Ref. 80616).
主要參考資料
參考文獻 | 合作者 | 合作者
Tan, J.M.L. 1995 A Field Guide to the Whales and Dolphins in the Philippines. Makati City: Bookmark. 125 p. (參考文獻 936)
IUCN 瀕危狀態
(參考文獻 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 22 February 2018
CITES狀態 (參考文獻 108899)
對人類具威脅
人類使用
漁業: 商業性; 誘餌: usually
FAO - 漁業: 魚種描繪; Publication: search | FishSource | 周邊海洋
工具
網路資源
基於模型的估計
回復力
(Ref. 69278): |
高度, 族群倍增時間少於 15個月 (K=0.48; tm=8) |
釣魚的脆弱性
(參考文獻 71543) |
High to very high vulnerability (71 of 100). |
價格種類
(參考文獻 80766): |
Unknown. |
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