Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Gobiidae
(Gobies) > Gobiinae
Etymology: Callogobius: Greek, kalos, kallos = beautiful + Latin, gobius = gudgeon (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated; depth range 1 - 37 m (Ref. 86942). Tropical; 32°N - 28°S
Indo-Pacific: East Africa to the Society Islands, north to southern Japan, south to Queensland; Mariana, Kapingamarangi (?), and Marshall Islands in Micronesia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 7.0 cm TL male/unsexed; (Ref. 11344)
soft rays: 7. Dark bar from eye to upper lip, vertical bar under eye, broad dark band from eye to opercle; vertical bar under first dorsal fin; caudal fin with wavy dark stripes (Ref. 2798); characterized further by pale brown to whitish body color; variably joined pelvic fins at median from base to about two-thirds length of fifth ray; pelvic frenum absent; very long and pointed caudal fin; longitudinal scale series 63-67; cycloid scales on head and anterior body; becoming ctenoid posteriorly; cycloid scales on cheek and opercle; predorsal scales 11, extending to interorbital space; head with prominent papillae ridges; depth of body 4.7-5.5 in SL (Ref. 90102).
Found in crevices and caves (Ref. 2334, 9360), usually under loose debris (Ref. 48637).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
IUCN Red List Status (Ref. 119314)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 24.7 - 28.9, mean 27.6 (based on 608 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00933 (0.00474 - 0.01837), b=3.11 (2.94 - 3.28), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245
Trophic Level (Ref. 69278
): 3.3 ±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 (13 of 100) .