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) >
Pseudochromidae (Dottybacks)
擬雀鯛科 (Dottybacks) > Pseudochrominae
Etymology: Pseudochromis: Greek, pseudes = false + Greek, chromis = a fish, perhaps a perch (Ref. 45335); oligochrysus: Name from Greek that means 'having little gold'; referring to the “having little
gold”, alluding to the scant, though distinctive yellow markings (when viewed underwater, the yellow markings around the eye are distinctly obvious, as are the bright yellow pelvic fins.
More on authors: Gill, Allen & Erdmann.
環境： 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
海洋 礁區魚類; 深度上下限 25 - 65 m (Ref. 90102), usually 40 - ? m (Ref. 89054).
Pacific Ocean: Indonesia.
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 5.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 89054)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 3; 背的軟條 (總數) : 25 - 27; 臀棘: 3; 臀鰭軟條: 16; 脊椎骨: 26. This species is distinguished by the following set of characters: D III,25-27, usually III,26; A III,16; 16 circumpeduncular scales; 21-27 predorsal scales; horizontal scale rows above anal-fin origin 13-15 + 1 + 3 = 17-19; rounded caudal fin; upper part of pectoral-fin base with a dark spot; anterior part of body with yellow spots or markings (Ref. 89054).
Body shape (shape guide): elongated; Cross section: compressed.
Exclusively found in reefs subject to strong currents and frequent cold-water upwellings; associated with coral overhangs or large rubble pieces on hard bottom substrates. When approached, individuals retreat under the rubble or overhang (Ref. 89054).
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Gill, A.C., G.R. Allen and M. Erdmann, 2012. Two new dottyback species of the genus Pseudochromis from southern Indonesia (Teleostei: Pseudochromidae). Zootaxa 3161:53-60. (Ref. 89054)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
無危 (LC) ; Date assessed: 29 June 2024
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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=0.00501 (0.00191 - 0.01317), b=3.10 (2.88 - 3.32), 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): 3.4 ±0.5 se; based on size and trophs of closest relatives
釣魚的脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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