Istigobius ornatus, Ornate goby : aquarium

Istigobius ornatus (Rüppell, 1830)

Ornate goby
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Istigobius ornatus   AquaMaps   Data sources: GBIF OBIS
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> Gobiiformes (Gobies) > Gobiidae (Gobies) > Gobiinae
Etymology: Istigobius: Greek, istios = sail + Latin, gobius = gudgeon (Ref. 45335).  More on author: Rüppell.

Environment: milieu / climate zone / depth range / distribution range Écologie

; marin; saumâtre récifal; profondeur 0 - 5 m (Ref. 86942).   Tropical; 21°C - 29°C (Ref. 27115); 30°N - 25°S

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

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).

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 11.0 cm TL mâle / non sexé; (Ref. 9710)

Description synthétique Morphologie | Morphométrie

Épines dorsales (Total): 7; Rayons mous dorsaux (Total): 10-12; Épines anales 1; Rayons mous anaux: 9 - 11; Vertèbres: 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).

Biologie     Glossaire (ex. epibenthic)

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).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

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).

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Murdy, E.O. and D.F. Hoese, 1985. Revision of the gobiid fish genus Istigobius. Indo-Pac. Fish. (4):41 p. (Ref. 420)

Statut dans la liste rouge de l'IUCN (Ref. 123251)

  Préoccupation mineure (LC) ; Date assessed: 02 July 2016

CITES (Ref. 123416)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless





Utilisations par l'homme

Aquarium: Commercial
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Estimates based on models

Preferred temperature (Ref. 115969): 25.5 - 29.3, mean 28.5 °C (based on 3131 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5010   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00601 - 0.01665), b=3.07 (2.93 - 3.21), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Niveau trophique (Ref. 69278):  3.5   ±0.37 se; based on food items.
Résilience (Ref. 120179):  Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Vulnérabilité (Ref. 59153):  Low vulnerability (20 of 100) .
Nutrients (Ref. 124155):  Calcium = 153 [66, 309] mg/100g ; Iron = 1 [1, 2] mg/100g ; Protein = 17.5 [15.7, 19.2] % ; Omega3 = 0.325 [0.135, 0.760] g/100g ; Selenium = 24.7 [9.4, 59.0] μg/100g ; VitaminA = 141 [34, 509] μg/100g ; Zinc = 2.22 [1.32, 3.63] mg/100g (wet weight);