Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Gobiidae
(Gobies) > Gobiinae
Etymology: Fusigobius: Latin, fusus = spindle + Latin, gobius = gudgeon (Ref. 45335); melacron: Named for the dark upper part of the dorsal fin.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 7 - 31 m (Ref. 90102). Tropical
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 3.5 cm SL male/unsexed; (Ref. 41649); 3.6 cm SL (female)
(total): 6 - 7;
soft rays: 9. Characterized by semi-translucent grey with numerous small yellowish brown or dusky orange-red spots; presence of series of larger dark blotches along back; brown to blackish outer half of first dorsal fin; pelvic fins united only at base; absence of pelvic frenum; rounded caudal fin; longitudinal scale series 27; ctenoid scales except cycloid on breast, base of pectoral fin and few scales on side of nape; operculum without scales; median predorsal scales absent; opening of gill extending to below rear edge of preopercle; depth of body 4.7-5.2 in SL (Ref. 90102).
Inhabits sand-rubble bottoms next to reefs in 7-31 m (Ref. 90102).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Randall, J.E., 2001. Five new Indo-Pacific gobiid fishes of the genus Coryphopterus. Zool. Stud. 40(3):206-225. (Ref. 41649)
IUCN Red List Status (Ref. 115185)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 24.9 - 29, mean 28.1 (based on 392 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00617 (0.00277 - 0.01371), b=3.08 (2.89 - 3.27), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.2 ±0.3 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .