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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: Istigobius: Greek, istios = sail + Latin, gobius = gudgeon (Ref. 45335).
More on author: Rüppell.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino; salmastro associati a barriera corallina; distribuzione batimetrica 0 - 5 m (Ref. 86942). Tropical; 21°C - 29°C (Ref. 27115); 30°N - 25°S
Indo-Pacific: Red Sea south to northern Mozambique (Ref. 4343) and east to Fiji, north to southern Taiwan, south to New Caledonia. Recently recorded from Tonga (Ref. 53797).
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 11.0 cm TL maschio/sesso non determinato; (Ref. 9710)
Spine dorsali (totale) : 7; Raggi dorsali molli (totale) : 10 - 12; Spine anali: 1; Raggi anali molli: 9 - 11; Vertebre: 26. Upper 3-4 pectoral fin rays free. Body color pale gray; operculum with 5 small blue spots interspersed with brownish red spots; 5 vertical rows of white spots on pectoral fins; anterior tip of first dorsal fin bright yellow. 4th spine of 1st dorsal fin longest. Predorsal scales cycloid, trunk ctenoid. Mouth with overhanging snout, lips greatly thickened. Cheeks and operculae without scales. Female pelvic and anal fins not as darkly pigmented as in male. Also with terete body shape, slightly depressed; eyes situated dorso-laterally; reduced swim bladders (Ref. 92840).
Body shape (shape guide): fusiform / normal; Cross section: circular.
A common species that inhabits mangroves and silty, rocky areas; occasionally found in rubble reef areas. Only single individuals were observed; many individuals found scattered over a small area (Ref. 420). Found primarily in lower estuaries, usually in mangroves. This is the species of the genus that is found farthest inland. Feeds on small invertebrates (Ref. 12693).
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
Genital papilla, of male varying from lightly to heavily pigmented and terminating to side of anal spine. Female genital papilla lightly pigmented and truncate, terminating well before anal spine (Ref. 420). Benthic spawner (Ref. 32023).
Murdy, E.O. and D.F. Hoese, 1985. Revision of the gobiid fish genus Istigobius. Indo-Pac. Fish. (4):41 p. (Ref. 420)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Pesca: commerciale; Acquario: Commerciale
Strumenti
Rapporti speciali
Scarica XML
Fonti Internet
Stime basate su modelli
Temperatura preferita (Fonte Biblio.
123201): 25.5 - 29.3, mean 28.5 °C (based on 3131 cells).
Indice di diversità filogenetica (Fonte Biblio.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00647 - 0.01859), b=3.04 (2.89 - 3.19), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Livello trofico (Fonte Biblio.
69278): 4.3 ±0.26 se; based on food items.
Resilienza (Fonte Biblio.
120179): Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (Preliminary K or Fecundity.).
Vulnerabilità della pesca (Ref.
59153): Low vulnerability (10 of 100).
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Nutrienti (Ref.
124155): Calcium = 117 [60, 247] mg/100g; Iron = 0.778 [0.388, 1.423] mg/100g; Protein = 18.9 [17.0, 20.6] %; Omega3 = 0.138 [0.061, 0.267] g/100g; Selenium = 14.6 [7.1, 31.0] μg/100g; VitaminA = 134 [36, 471] μg/100g; Zinc = 2.17 [1.43, 3.24] mg/100g (wet weight);