分类 / 名称
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Scombriformes (Mackerels) >
Gempylidae (Snake mackerels)
Etymology: Tongaichthys: From the Tonga island in the Pacific ocean + Greek, ichthys = fish.
环境:氛围 / 气候带 / 深度上下限 / 分布范围
生态学
海洋 深海区的; 深度上下限 288 - 312 m (Ref. 6181). 深水域; 12°S - 27°S, 144°E - 174°W (Ref. 6181)
Pacific Ocean: Several specimens (38 individuals) were reported from the Tonga Ridge; around Fiji; 1 specimen from off Flinders Reef, Queensland (17°33'S, 149°46'E, CSIRO no. H1185-01).
太平洋: 一些標本 (38個個體) 被記錄自東加脊; 斐濟的周圍; 來自外海的破片礁,昆士蘭省的 1件標本.(17 ° 33'S,149 ° 46' E, CSIRO H1185-01 號)
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 30.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 9784)
背棘 (总数) : 16 - 17; 背的软条 (总数) : 14 - 17; 臀棘: 1; 臀鳍软条: 14 - 16; 脊椎骨: 33. Head relatively large. Scales on cheeks enlarged, elongate and slightly overlapping. Color is dark brown above, slightly paler below.
Body shape (shape guide): fusiform / normal; Cross section: compressed.
头部相当大的。 在被增大的颊上的鳞片, 延长与些微部分重叠。 色彩是上方深褐色的, 些微腹面灰白。
Probably mesopelagic or mesobenthopelagic (Ref. 6181).
可能中层带或中层大洋底栖性鱼种。
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
太平洋: 一些標本 (38個個體) 被記錄自東加脊; 斐濟的周圍; 來自外海的破片礁,昆士蘭省的 1件標本.(17 ° 33'S,149 ° 46' E, CSIRO H1185-01 號)
Nakamura, I. and N.V. Parin, 1993. FAO Species Catalogue. Vol. 15. Snake mackerels and cutlassfishes of the world (families Gempylidae and Trichiuridae). An annotated and illustrated catalogue of the snake mackerels, snoeks, escolars, gemfishes, sackfishes, domine, oilfish, cutlassfishes,. scabbardfishes, hairtails, and frostfishes known to date. FAO Fish. Synop. 125(15):136 p. (Ref. 6181)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
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基于模型的估算
系统发育多样性指数 (参考文献 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01023 (0.00421 - 0.02490), b=3.00 (2.79 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
营养阶层 (参考文献 69278) |
3.9 ±0.6 se; based on size and trophs of closest relatives |
回复力 (参考文献 120179) |
中等的, 族群倍增时间最少 1.4 - 4.4年 (Assuming tmax>3). |
渔业脆弱性 (Ref. 59153) |
Low to moderate vulnerability (30 of 100). 🛈 |