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); biguttata: Name from Latin meaning two spots, for the prominent black spots on the chin.
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 11 - 50 m (Ref. 57552).
分布
領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
Western Pacific: Solomon Islands and New Caledonia.
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 10.4 cm TL 雄魚/尚未辨別雌雄; (Ref. 90102)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 7; 背的軟條 (總數) : 13; 臀棘: 1; 臀鰭軟條: 13; 脊椎骨: 25. Diagnosis: Dorsal rays VI+I, 13; anal rays I, 13; pectoral rays 19; pelvic fins joined by membrane to tips of fifth rays; pelvic frenum present; fourth pelvic ray longest; fifth pelvic ray branching twice. Longitudinal scale series 91-103; no median predorsal scales; scales on side of nape extending to above middle of opercle. Gill opening reaching forward to a vertical about two-thirds orbit diameter behind eye. Body depth 5.8-6.1 in SL; head length 3.6-3.8 in SL; caudal fin pointed and long, 2.2-2.6 in SL. Pale brown dorsally, white ventrally, with three indistinct brown bars on body, and a slightly oblique brown bar from nape across opercle; pale interspaces with small brown blotches, faintly interconnected; a pair of prominent black spots on chin; dorsal fins yellowish grey, the first dorsal with small irregular dark-edged pale blue spots and orange tipped spines, the second dorsal with a broad yellow border containing small dark-edged pale blue spots, the rays tipped with orange; caudal fin with a vertically elongate diffuse brown spot on base (Ref. 57552).
Body shape (shape guide): elongated; Cross section: circular.
鑑別: 背鰭鰭條 6+ I, 13; 臀鰭鰭條 I, 13; 胸鰭鰭條 19; 腹鰭被對第五個鰭條的頂端的薄膜連結了; 腹鰭繫帶呈現; 第四個腹鰭鰭條長的; 兩次的第五個腹鰭鰭條分岐。 縱向的鱗片系列 91-103; 沒有中央的前背鱗片; 在延伸至鰓蓋的中央上方的後頸的側邊上的鱗片。 鰓裂向前達到垂直的在眼後面的大約三分之二眼窩直徑。 體高 5.8-6.1 分之一標準體長; 頭長 3.6-3.8 分之一標準體長; 尾鰭尖而長的, 2.2-2.6 分之一標準體長。 白褐色背面, 腹側白色的, 在身體上有三條不明顯的褐色橫帶, 與橫過鰓蓋的來自後頸的一條些微斜褐色橫帶; 灰白的間隙有小的褐色斑塊,微弱地互相連接; 在下巴上的一對突出的黑色斑點; 背鰭黃灰色的, 第一背鰭有小的不規則的黑色邊的藍灰色斑點與橘色的被頂端的棘, 第二個背部有包含小的黑色邊的藍灰色斑點的一個寬的黃色邊緣, 頂端的鰭條有橘色的; 在基底上尾鰭有一個細長垂直的擴散褐色斑點。 (參考文獻 57552)
The species inhabits silty sand areas and is associated with unidentified alpheid shrimp, where this species takes refuge in the shrimp's burrow (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))
無危 (LC) ; Date assessed: 14 August 2023
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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) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00741 (0.00346 - 0.01589), 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) |
3.3 ±0.4 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 (20 of 100). 🛈 |