分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Gobiiformes (Gobies)
鱸形目 (Gobies) >
Gobiidae (Gobies)
鰕虎魚科 (Gobies) > Gobiinae
Etymology: Amblyeleotris: Greek, amblys = darkness + The name of a Nile fish, eleotris (Ref. 45335); ellipse: Named for the English and French for geometric figure, referring to the large elliptical mark on the caudal fin; noun in apposition.
More on author: Randall.
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 23 - 32 m (Ref. 57552).
分布
領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
Eastern Central Pacific: American Samoa.
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 4.4 cm SL 雄魚/尚未辨別雌雄; (Ref. 57552); 4.4 cm SL (female)
背棘 (總數) : 7; 背的軟條 (總數) : 13; 臀棘: 1; 臀鰭軟條: 13. Diagnosis: Dorsal rays VI-I, 13; anal rays 1, 13; pectoral rays 19-20 (usually 19); pelvic fins joined by a short membrane at base, with no frenum; fifth pelvic ray longest, branched once, the branches not separated. Longitudinal scale series 80-89; no median predorsal or prepectoral scales; scales on side of nape extending to above middle of opercle. Gill opening extending forward to below middle of preopercle. Body depth 5.55-6.15 in SL; head length (HL) 3.25-3.45 in SL; caudal fin rounded and moderately long, 2.8-3.1 in SL. Pale yellow dorsally, white ventrally, densely spotted with small pale blue spots; three broad dusky red bars on body, and a narrower darker one from nape across opercle and throat, broadly bordered by yellow containing small blue spots; a faint brown bar across posterior caudal peduncle, merging with brownish red of caudal fin base; second dorsal and anal fins with a broad longitudinal dusky band, the second dorsal yellow at base with dark-edged blue markings, the anal white at base with a broad yellow margin containing dark-edged blue markings; caudal fin with a large blue-edged elliptical mark that varies in zones from brownish orange to orange red, yellow, and black (Ref. 57552).
Body shape (shape guide): elongated.
鑑別: 背鰭鰭條 6-I, 13; 臀鰭鰭條 1,13; 胸鰭鰭條 19-20;(通常 19) 在基底的被一個短的薄膜連結的腹鰭,沒有繫帶; 第五個腹鰭鰭條長的, 分枝了一次，不被分開的分支。 縱向的鱗片系列 80-89; 沒有中央的前背或 prepectoral 鱗片; 在延伸至鰓蓋的中央上方的後頸的側邊上的鱗片。 鰓裂在前鰓蓋骨的中央之下向前延伸到。 體高 5.55-6.15 分之一標準體長; 頭長 (HL)3.25-3.45 分之一標準體長; 尾鰭圓的與中等長度的, 2.8-3.1 分之一標準體長。 淡黃色的背面, 腹側白色的, 有密集的斑點有小的藍灰色斑點; 橫過鰓蓋與咽喉的在身體上的三條寬的暗紅色的橫帶 , 與一個較狹窄的較深色的一個來自後頸, 寬廣地與包含小的藍色斑點的黃色接壤了; 橫過在後部的尾柄的一條模糊的褐色橫帶, 合併具有紅褐色的尾鰭基底; 第二背鰭與臀鰭具有一個寬的縱向暗色的條紋, 第二個背部的黃色在基底有黑色邊的藍色斑紋, 肛門的白色在基底有包含黑色邊的藍色斑紋的寬的黃色邊緣; 尾鰭有在區域中改變的一個大的邊緣藍色的橢圓標誌從褐橘色的到橘紅色的﹐黃色的﹐與黑色的.(參考文獻 57552)
Inhabits sandy areas, near reefs, and lives symbiotically in a burrow with an alpheid shrimp (Ref. 57552).
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Randall, J.E., 2004. Five new shrimp gobies of the genus Amblyeleotris from islands of Oceania. aqua, J. Ichthyol. Aquat. Biol. 8(2):61-78. (Ref. 57552)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
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基於模型的估計
系統發育多樣性指數 (參考文獻
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00741 (0.00347 - 0.01582), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (參考文獻
69278): 3.2 ±0.3 se; based on size and trophs of closest relatives
回復力 (參考文獻
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
釣魚的脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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