分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Ovalentaria/misc (Various families in series Ovalentaria)
鱸形目 (Various families in series Ovalentaria) >
Opistognathidae (Jawfishes)
後頜魚科 (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); signatus: From the Latin 'signatus' meaning marked, in reference to the prominent dark scale spots (Ref. 26893).
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
海洋 居於水底的; 深度上下限 27 - 68 m (Ref. 26893). 熱帶
Western Central Atlantic: Nicaragua, Panama, Colombia, and Venezuela.
中西大西洋: 尼加拉瓜,巴拿馬,哥倫比亞與委內瑞拉。
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 8.9 cm SL 雄魚/尚未辨別雌雄; (Ref. 26893)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 10 - 11; 背的軟條 (總數) : 16 - 17; 臀棘: 2 - 3; 臀鰭軟條: 16 - 17; 脊椎骨: 29 - 30. Anterior nostril a short tube 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 black spot encircled by broad whit ring; adult males with inner lining of maxilla and adjacent membranes with prominent black stripe (stripe usually absent or light brown and poorly developed in females); buccal pigmentation consisting of a large dark area widely surrounding esophageal opening, including medial area between upper pharyngeal tooth patches; caudal vertebrae 19 or 20, usually 20 (Ref. 26893).
Body shape (shape guide): elongated.
前鼻孔短的管在後緣上的單一的卷鬚; 雄性成魚的顎骨的後端延長形成通常延伸超過鰓蓋的後緣的一個細的柔韌有彈性的薄板了; 被寬些微環環繞的刺狀的背鰭有黑色斑點; 雄性成魚有顎骨的內部襯裡,而且毗連的薄膜有突出的黑色斑紋;(斑紋通常不存在或淡褐色與發展不良的在雌性中) 包含大的深色區域廣泛周圍食道的開口的口的顏色, 包括在上面的咽牙齒區塊之間的中間區域; 尾部的脊椎骨 19 或 20, 通常 20.(參考文獻 26893)
Known only from coastal waters (Ref. 26893).
已知只來自沿岸水域了。 (參考文獻 26893)
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
中西大西洋: 尼加拉瓜,巴拿馬,哥倫比亞與委內瑞拉。
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)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 23 August 2012
人類使用
漁業: bycatch
工具
特別的報告
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網路資源
基於模型的估計
系統發育多樣性指數 (參考文獻 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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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). |
營養階層 (參考文獻 69278) |
3.4 ±0.6 se; based on size and trophs of closest relatives |
釣魚的脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |
價格種類 (Ref. 80766) |
Unknown.
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