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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: Istigobius: Greek, istios = sail + Latin, gobius = gudgeon (Ref. 45335).
More on author: Tanaka.
Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
সামুদ্রিক তলদেশ বিহারী; গভীরতার পরিসীমা 3 - 14 m. Tropical; 40°N - 20°N
Northwest Pacific: southern Japan, southern Korea, and Hong Kong. Reported from the Penghu Islands (Ref. 55073).
আকৃতি / ওজন / Age
Maturity: Lm ? range ? - ? cm
Max length : 8.9 cm TL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 420); 7.7 cm TL (female)
পৃষ্ঠীয় কাঁটা (মোট ) : 7; পৃষ্ঠীয় নরম পাখনা দন্ড (মোট ) : 11; পায়ূ কাঁটা : 1; পায়ূর নরম পাখনা্তুন্ড: 10; কশেরুকা : 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.
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.
Life cycle and mating behavior
Maturities | প্রজনন | Spawnings | Egg(s) | Fecundities | শুককীট
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.
Murdy, E.O. and D.F. Hoese, 1985. Revision of the gobiid fish genus Istigobius. Indo-Pac. Fish. (4):41 p. (Ref. 420)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
হাতিয়ার
Special reports
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ইন্টারনেট সুত্র
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=3.02 (2.84 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
ট্রফিক পর্যায়ে (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
স্থিতিস্থাপক (Ref.
120179): উচ্চ, সর্বনিম্ন প্রজন দ্বিগুনের সময় ১৫ মাস (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
