Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Gobiidae
(Gobies) > Gobiinae
Etymology: Cryptocentrus: Greek, kryptos = hidden + Greek, kentron = sting (Ref. 45335).
Environment / Climate / Range
Marine; reef-associated; depth range 1 - 25 m (Ref. 27115), usually 10 - 25 m (Ref. 48637). Tropical; 22°C - 28°C (Ref. 27115); 25°N - 24°S
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 10.0 cm SL male/unsexed; (Ref. 48637)
soft rays: 9. Predorsal scales absent. Occurs in two color phases, one yellow and the other with whitish ground color; both forms with 4-5 dusky bars (although faint in yellow fish) and fine pale blue or white spotting on head and anterodorsal part of body and fins. A dark brown streak above maxilla (Ref. 27362); further characterized by: brown snout; presence of thin brown line along edge of upper jaw; united pelvic fins, presence of frenum; longitudinal scale series 92-95; head without scales; greatest depth of body 4.4-4.6 in SL; rounded caudal fin, about equal to head length (Ref 90102).
Western Pacific: Yaeyama Islands, Japan to Singapore and the southern Great Barrier Reef; Palau and Truk in Micronesia.
Inhabits sandy areas of shallow lagoons and protected coastal bays (Ref. 9710). Lives in a burrow with alpheid shrimps. Found in clear coastal sand slopes and lagoons, usually in depth of 10-25 meters (Ref. 48637).
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p.
IUCN Red List Status (Ref. 90363)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00417 (0.00161 - 0.01081), b=3.13 (2.91 - 3.35), based on LWR estimates for this Subfamily-BS (Ref. 93245
Trophic Level (Ref. 69278
): 3.4 ±0.5 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 to moderate vulnerability (27 of 100) .