分類 / Names
俗名 | 同種異名 | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii
輻鰭魚綱 (條鰭魚) >
Perciformes (Perch-likes) >
Gobiidae (Gobies) > Gobiinae
Etymology: caudilinea: Named for the dark line that nearly crosses the base of the caudal fin, it is the most consistent color marking.. More on author: Randall.
環境 / 氣候 / 範圍
生態學
; 海洋 居於水底的; 深度上下限 0 - 40 m (Ref. 54354). , preferred ?
Eastern Pacific: Easter Island.
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 2.8 cm SL 雄魚/尚未辨別雌雄; (Ref. 54354); 2.8 cm SL (female)
簡短描述
型態特徵 | 形態測量圖
背棘 (總數): 7; 背的軟條 (總數): 8-9; 臀棘 1; 臀鰭軟條: 8; 脊椎骨: 27. This species is characterized by the following: D VI-I,8-9 (rarely 8), the 6th spine linked basally by membrane with spine at front of soft portion of fin; A 1,8; pectoral rays 20 or 21; branched caudal rays 14; pelvic fins fully separated, rays I, 5, fifth ray unbranched or branched once at tip, the distance between bases of inner rays of 2 fins about equal to base of either fin. Scales ctenoid except a few cycloid anteriorly and ventrally on abdomen; longitudinal scale series 24-29; no scales on head, nape, prepectoral area, or chest. Body depth 4.2-5.3 in SL; head length 3.05-3.1 in SL. No opening above the first gill arch (occluded by membrane); lower end of gill opening at level of ventral edge of pectoral-fin base. Posterior nostril not tubular. Sensory papillae of cheek reduced. Adult males with prolonged first 2 dorsal spines, the first being the longest. Rounded caudal fin, shorter than head length. Body pale brown to whitish ventrally, with orangish to dark brown dots (dashes on some specimens) tending to form vertical rows; a longitudinal series of 12 dark blotches the size of pupil or smaller on side of body; a small dark brown spot behind upper part of eye; a dark brown or black line across most of caudal-fin base (Ref. 54354).
Found in tide pools to at least 40 m (Ref. 54354). Collected by rotenone (Ref. 82648). Attains 3.5 cm (Ref. 89467).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Randall, J.E., 2005. Pascua caudilinea, a new genus and species of gobiid fish (Perciformes: Gobiidae) from Easter Island. Zool. Stud. 44(1):19-25. (Ref. 54354)
CITES (Ref. 94142)
Not Evaluated
人類使用
更多資訊
俗名同種異名新陳代謝捕食者生態毒物學繁殖成熟度產卵場孕卵數卵卵發育
年龄/大小成長長度-重量長度-長度長度-頻率形態測量圖型態特徵仔魚稚魚動力學入添量豐度
參考文獻養殖養殖資訊品種遺傳學基因序列遺傳率疾病加工Mass conversion
合作者照片Stamps, Coins聲音神經毒速度泳型鰓區Otoliths腦重體重比眼睛色素
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