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Teleostei >
Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobionellinae
Etymology: Gnatholepis: Greek, gnathos = jaw + Greek,lepis = scale (Ref. 45335); gymnocara: Named for the absence of scales on the cheek and opercle ('gymnocara' = naked head).
More on authors: Randall & Greenfield.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 居于水底的; 深度上下限 0 - 1 m (Ref. 41653). 亞熱帶的
Western Pacific: Australia.
西太平洋: 澳洲。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 3.7 cm SL 雄鱼/尚未辨别雌雄; (Ref. 41653)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 7; 背的软条 (总数) : 11; 臀棘: 1; 臀鳍软条: 11 - 12. Distinguished by the following characteristics: small Gnatholepis (up to 35.4 mm SL) lacking scales on side of cheek, opercle and predorsal midline, few cycloid scales present on pectoral fin base and on breast; no distinct flap on end of lower lip (low fold may be present); no distinct canine or enlarged teeth; second dorsal fin rays I,11; anal fin rays I,11-12 (usually I,12); pectoral rays 15-19 (usually 17); lateral scales 26-28, ctenoid; predorsal scales absent from nape midline, scales on side of head reaching to nearly behind eyes; body pale with dusky speckling and mid-lateral row of six dusky blotches and horizontal row of darker spots and short streaks, an irregular cross-shaped dark mark on cheek extending down from eye, pupil-sized brown spot just above mid-point of caudal fin base, males with small black spot on rear part of first dorsal fin (Ref. 92171).
保存的标本灰白的有小暗色的斑点或斑纹, 大部份一每鳞片 , 与 6 的侧面中央列暗色的斑块, 每个包含较深色的点的水平列或斑纹; 在上面的尾鳍基底的一个不规则的黑点; 不规则，十字形, 在眼之下的在颊上的深色印记; 深色的点或在背鳍与尾鳍鳍上使起斑点, 第一背鳍雄鱼有在第四个薄膜上延长黑色的斑点; 雌性的臀鳍暗色的, 雄性黑色的。 颊的而且鳃盖有没有鳞片。 没有中央的前背鳞片或具有一些鳞片正好在眼间隔后面。 没有 prepectoral 鳞片; 一些, 小的深入腹鳍前的鳞片。 在纵向的系列中的鳞片通常 29. 横跨的鳞片列 9.5. 伪鳃丝状突起 4(3-5).(参考文献 41653)
Occurs in shallow water, generally in less than 0.5 m; at least one lot was collected from a brackish habitat (Ref. 41653).
出现于浅水区, 通常在少于 0.5 公尺中; 至少一批被采集自一个半咸淡的栖息地。 (参考文献 41653)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
西太平洋: 澳洲。
Randall, J.E. and D.W. Greenfield, 2001. A preliminary review of the Indo-Pacific gobiid fishes of the genus Gnatholepis. Ichthyological Bulletin of the J.L.B. Smith Institute of Ichthyology, 69:1-17. (Ref. 41653)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-1)
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Estimates based on models
Preferred temperature (Ref.
123201): 24.5 - 27.5, mean 26.3 °C (based on 166 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00444 - 0.02153), b=3.04 (2.85 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
