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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: Istigobius: Greek, istios = sail + Latin, gobius = gudgeon (Ref. 45335).
More on author: Herre.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien rifbewoner; diepte 1 - 25 m (Ref. 90102), usually 1 - 18 m (Ref. 27115). Tropical; 23°C - 29°C (Ref. 27115); 30°N - 40°S
Indo-West Pacific: Persian Gulf (Ref.80050) and Red Sea to Samoa, north to Taiwan, south to Lord Howe Island.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 13.0 cm TL mannelijk / geslacht onbekend; (Ref. 2798)
Dorsale stekels (totaal): 7; Dorsale zachte stralen (totaal): 10-11; Anale stekels 1; Anale zachte stralen: 9 - 11; Wervels: 26. Color highly variable, brownish on upper half, grading to white below; dark brown scale margins forming honeycomb pattern and midlateral row of double dark brown spots forming rectangular markings (Ref. 90102); segmented and non branching caudal rays 3 (rarely 2), branching 14 (rarely 15). Predorsal cycloid scales 7-10, trunk ctenoid. Few with no black spots on nape. Isthmus narrow, scaled forward to vertical at posterior part of preoperculum. 2 diagonal, dusky lines on operculum; an inverted U-shaped spot prominent at the distal end of upper jaw. Pectoral fin with small dusky spots; 2 longitudinal lines on pectoral base spreading onto it fin rays. Sexual dimorphism exhibited in anal, pelvic and 2nd dorsal fin (Ref. 420).
A common species that inhabits areas of coralline sand of clear lagoon and seaward reefs (Ref. 9710, 48637). Found singly. Minimum depth from Ref. 58018.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Genital papilla of male sometimes darkly pigmented and reaching to side of anal spine. Female genital papilla truncate, ending well before origin of anal fin.
Murdy, E.O. and D.F. Hoese, 1985. Revision of the gobiid fish genus Istigobius. Indo-Pac. Fish. (4):41 p. (Ref. 420)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Aquarium: Commercieel
Meer informatie
ReferentiesAquacultuurAquacultuurprofielKweeklijnenGeneticaElectrophoresesErfelijkheidZiektesVerwerkingNutrientsMassaconversie
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Estimates based on models
Preferred temperature (Ref.
123201): 24.6 - 29.3, mean 28.3 °C (based on 3616 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00891 (0.00535 - 0.01484), b=2.92 (2.78 - 3.06), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (Ref.
124155): Calcium = 99 [54, 188] mg/100g; Iron = 0.755 [0.401, 1.346] mg/100g; Protein = 18.5 [16.6, 20.1] %; Omega3 = 0.142 [0.068, 0.236] g/100g; Selenium = 22.5 [12.7, 41.7] μg/100g; VitaminA = 122 [35, 365] μg/100g; Zinc = 1.79 [1.24, 2.60] mg/100g (wet weight);
