Actinopteri (ray-finned fishes) > Gobiiformes
(Gobies) > Gobiidae
(Gobies) > Gobiinae
Etymology: Amblygobius: Greek, amblys = darkness + Latin gobius = gudgeon (Ref. 45335). More on author: Herre.
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated; depth range 0 - 15 m (Ref. 48637), usually 0 - 4 m (Ref. 90102). Tropical
Western Pacific: southern Philippines to Java, Indonesia. Palau in Micronesia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 7.5 cm SL male/unsexed; (Ref. 48637)
(total): 6 - 7;
soft rays: 13. Characterized by presence of three grey to reddish stripes on upper two-thirds of body, interspersed with irregular red marking; lower side of body with five diffuse dark grey blotches; dark brown spot at caudal fin base; first and second dorsal fin equal in height; rounded caudal fin; longitudinal scale series 55-60; predorsal scales 22-25; scales dorsally on opercle, none on cheek; ctenoid body scales; cycloid scales on nape, abdomen and opercle; depth of body 4.5 in SL (Ref. 90102).
Found in silty inner tidal flats near mangroves and among seagrasses, usually hovering a little above the bottom (Ref. 34765). Feeds on small invertebrates and organic matter (Ref. 34765).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Myers, R.F., 1999. Micronesian reef fishes. A comprehensive guide to the coral reef fishes of Micronesia. Coral Graphics, Barrigada, Guam. 216 p. (Ref. 34765)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 123416)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 28.7 - 29.5, mean 29 °C (based on 602 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00871 (0.00415 - 0.01826), b=3.07 (2.90 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 2.7 ±0.24 se; based on food items.
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (16 of 100) .