分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Ovalentaria/misc (Various families in series Ovalentaria) >
Opistognathidae (Jawfishes)
Etymology: Opistognathus: Greek, opisthe = behind + Greek, gnathos = jaw (Ref. 45335); to the very elongate upper jaw of the type species of the genus, Opistognathus nigromarginatus (Ref. 128653); cuvierii: Named in honor of the famous French ichthyologist Georges Cuvier..
More on author: Valenciennes.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 礁区鱼类; 深度上下限 1 - 35 m (Ref. 129348). 熱帶
Southwest Atlantic: southern Brazil.
西南大西洋: 已知只來自巴西南部了。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 11.4 cm SL 雄鱼/尚未辨别雌雄; (Ref. 26893)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 11; 背的软条 (总数) : 16; 臀棘: 3; 臀鳍软条: 16. Anterior nostril a short tube with simple cirrus on posterior rim; posterior end of maxilla of adult males produced as a thin flexible lamina that usually extends beyond posterior margin of opercle; spinous dorsal fin with a dark spot encircled by broad white ring; adult males with inner lining of maxilla and adjacent membranes with two dark stripes (innermost stripe not well developed), no stripes in females; buccal pigmentation consisting of a dark blotch on either side of esophageal opening widely separated by pale median area that continues between upper pharyngeals; caudal vertebrae 19 (Ref. 26893).
前鼻孔短的管在后缘上有单一卷须; 雄性成鱼的颚骨的后端延长形成通常延伸超过鳃盖的后缘的一个细的柔韧有弹性的薄板了; 刺状的背鳍有被宽白色的环环绕的一个深色的斑点; 雄性成鱼有颚骨的内部衬里，而且毗连的薄膜有两个深色的斑纹 (最内侧的斑纹不发展良好的), 在雌性中的没有斑纹; 被在上面的咽骨之间继续的灰白中央的区域包含在食道开口的任一部份上的一个黑色斑块分开很远的口的颜色; 尾部的脊椎骨 19.(参考文献 26893)
Occurs in coastal waters, on gravel and sand or silt and sand bottoms, near coral reefs and rocky areas and observed resting on the bottom or in burrows (Ref. 129348). Mouthbrooders (Ref. 240).
口孵鱼.(参考文献 240)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
Employ mouthbrooding to care for their young (Ref. 240).西南大西洋: 已知只來自巴西南部了。
Smith-Vaniz, W.F., 1997. Five new species of jawfishes (Opistognathus: Opistognathidae) from the western Atlantic ocean. Bull. Mar. Sci. 60(3):1074-1128. (Ref. 26893)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.5 ±0.6 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
