分類 / Names
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: Istigobius: Greek, istios = sail + Latin, gobius = gudgeon (Ref. 45335).
More on author: Tanaka.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的; 深度上下限 3 - 14 m. 熱帶; 40°N - 20°N
Northwest Pacific: southern Japan, southern Korea, and Hong Kong. Reported from the Penghu Islands (Ref. 55073).
西北太平洋: 日本南部，韓國南部與香港。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 8.9 cm TL 雄魚/尚未辨別雌雄; (Ref. 420); 7.7 cm TL (female)
背棘 (總數) : 7; 背的軟條 (總數) : 11; 臀棘: 1; 臀鰭軟條: 10; 脊椎骨: 26. Upper pectoral fin rays entire. Cycloid predorsal scales 13-17, ctenoid on trunk. No scales on antero-dorsal part of operculum. A large diagonal blue stripe beneath the eye from corner of mouth to dorsal most part of preoperculum. Only males with a black spot distally on membranes between IV and VI spines of 1st dorsal fin.
上面的胸鰭鰭條整個的。 圓形的前背鱗片 13-17, 有櫛鱗的在軀幹上。 沒有鱗片在鰓蓋的前背部份上。 在從嘴角到前鰓蓋骨的背部大多數部份的眼之下的一條大的斜藍色的斑紋。 只在第一背鰭的 4 與 6根棘之間的薄膜上末梢部地雄性有一個黑色的斑點。
Common on sand or mud bottoms in shallow water. May be solitary or in small schools near crevices or under stones. Lays its eggs under shells where males care for the young; spawning took place from May to July.
常見於沙或泥在淺水區中底部。 可能是獨居性或者形成小群魚群在裂隙附近或在石頭下面。 產卵在貝殼下雄性照顧幼魚的地方; 產卵發生了從五月到七月。
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Genital papilla of male heavily pigmented near the base; ending at the anal fin origin. Female genital papilla truncate & ending well before anal spine. Eggs laid under shells or rock surfaces. 西北太平洋: 日本南部，韓國南部與香港。
Murdy, E.O. and D.F. Hoese, 1985. Revision of the gobiid fish genus Istigobius. Indo-Pac. Fish. (4):41 p. (Ref. 420)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 27 August 2020
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Estimates based on models
Preferred temperature (Ref.
123201): 16.1 - 24.1, mean 20.3 °C (based on 157 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00477 - 0.02194), b=3.01 (2.83 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
