分類 / Names
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); cuvierii: Named in honor of the famous French ichthyologist Georges Cuvier..
More on author: Valenciennes.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 礁區魚類; 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 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 11.4 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) : 11; 背的軟條 (總數) : 16; 臀棘: 3; 臀鰭軟條: 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).
前鼻孔短的管在後緣上有單一卷鬚; 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; 刺狀的背鰭有被寬白色的環環繞的一個深色的斑點; 雄性成魚有顎骨的內部襯裡，而且毗連的薄膜有兩個深色的斑紋 (最內側的斑紋不發展良好的), 在雌性中的沒有斑紋; 被在上面的咽骨之間繼續的灰白中央的區域包含在食道開口的任一部份上的一個黑色斑塊分開很遠的口的顏色; 尾部的脊椎骨 19.(參考文獻 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).
口孵魚.(參考文獻 240)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
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).
營養階層 (Ref.
69278): 3.5 ±0.6 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
