分类 / 名称
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); leprocarus: From the Greek 'lepros' meaning scaly and 'kara' meaning head, in reference to the well developed cephalic squamation (Ref. 26893).
环境：氛围 / 气候带 / 深度上下限 / 分布范围
生态学
海洋 深海底的; 深度上下限 165 - 308 m (Ref. 26893). 深水域
Western Central Atlantic: known only from the Bahamas and the Lesser Antilles, including Anegada Passage, between Virgin Islands and Anguilla (ANSP 138563).
中西大西洋: 在維京群島與安圭拉 (ANSP 138563) 之間,已知只來自巴哈馬與小安地列斯群島了,包括 Anegada 通道。
大小 / 重量 / 年龄
成熟度: Lm ? range ? - ? cm
Max length : 8.1 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) : 10 - 11; 背的软条 (总数) : 11 - 13; 臀棘: 3; 臀鳍软条: 11 - 12; 脊椎骨: 26. Anterior nostril a short tube without cirrus on posterior rim; posterior end of maxilla rigid, without thin flexible lamina; opercle with prominent wedge-shaped dark blotch; buccal cavity and inner lining of maxilla and adjacent membranes immaculate; dorsal fin spines slender, straight, with rigid sharp tip; nape completely scaled; cheeks with 4 or 5 rows of scales; segmented anal fin rays 11 or 12; caudal vertebrae 16; pelvic fins elongate in adults 39-49% SL with tip of depressed fin extending posteriorly well past anal fin origin (Ref. 26893).
Body shape (shape guide): elongated.
前鼻孔在后缘上的没有卷须的短的管; 颚骨的后端硬的, 没有细的柔韧有弹性的薄板; 鳃盖有突出的楔形黑色斑块; 喷水孔与颚骨与毗连的薄膜内部衬里无斑点的; 背鳍棘细长的，笔直地，有硬的锐利顶端; 后颈鳞片覆盖完整; 颊部有 4 或 5个列的鳞片; 分段的臀鳍棘条 11 或 12; 尾部的脊椎骨 16; 腹鳍用向后延伸的扁平鳍的顶端延长当成鱼时 39-49% SL 越过臀鳍起源.(参考文献 26893)
Observed using shells and rubble to close their burrow opening (Ref. 26893).
观察使用贝壳与碎石关他们的洞穴开口。 (参考文献 26893)
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
中西大西洋: 在維京群島與安圭拉 (ANSP 138563) 之間,已知只來自巴哈馬與小安地列斯群島了,包括 Anegada 通道。
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)
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
首选温度 (参考文献
123201): 14 - 22.7, mean 19 °C (based on 16 cells).
系统发育多样性指数 (参考文献
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 (参考文献
69278): 3.4 ±0.6 se; based on size and trophs of closest relatives
渔业脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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