Teleostei >
Anguilliformes (Eels and morays) >
Ophichthidae (Snake eels) > Ophichthinae
Etymology: Yirrkala: Named for its type locality Yirrkala, Caledon Bay, Gulf of Carpentaria, Queensland, Australia.
More on author: Günther.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋; 淡水; 半咸淡水 居于水底的. 熱帶
Western Indian Ocean: Red Sea south to Natal, South Africa. Also reported from Mauritius and Reunion (Ref. 33390).
西印度洋: 紅海南至南非的納塔爾。 也記錄自模里西斯與留尼旺島。 (參考文獻 33390)
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 53.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 3972)
简单描述
检索表 | 型态特徵 | 形态测量图
脊椎骨: 167 - 174. Olive brown above, dusky on head, lighter below (Ref. 3972).
背面黄褐色的, 暗色的在头部上, 腹面颜色较淡.(参考文献 3972)
Found in estuaries. Enters freshwater (Ref. 13246).
发现于河口了。 进入淡水。 (参考文献 13246)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
西印度洋: 紅海南至南非的納塔爾。 也記錄自模里西斯與留尼旺島。 (參考文獻 33390)
McCosker, J.E. and P.H.J. Castle, 1986. Ophichthidae. p. 176-186. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 3972)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-1)
人类利用
工具
特别资料
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Estimates based on models
Preferred temperature (Ref.
123201): 24.7 - 27.6, mean 26.7 °C (based on 96 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00091 (0.00039 - 0.00215), b=2.99 (2.79 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (41 of 100).
