Actinopteri (ray-finned fishes) > Gobiiformes
(Gobies) > Gobiidae
(Gobies) > Gobiinae
Etymology: Cryptocentrus: Greek, kryptos = hidden + Greek, kentron = sting (Ref. 45335).
More on author: Bleeker.
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated; depth range 0 - 18 m (Ref. 86942). Tropical
Western Pacific: Indonesia to New Caledonia, north to the Yaeyama Islands, south to northwestern Australia. Recently recorded from Tonga (Ref. 53797).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 12.0 cm SL male/unsexed; (Ref. 48637)
(total): 6 - 7;
soft rays: 10 - 11. Characterized by pale brownish green body color grading to whitish ventrally; 6-7 diffuse brownish bars on side; head, back and dorsal fins with pale-edged pink to red spots and smaller white spots; blue-edged orange to brown spots on first dorsal fin; united pelvic fins, presence of frenum; longitudinal scale series 77-92; head without scales; greatest depth of body 5.4-6.0 in SL; rounded caudal fin, longer than head length (Ref. 90102).
Found on silty bottoms of coastal reefs and inner reef flats (Ref. 9710). Inhabits coastal waters, including mangroves, large tidal pools or inner reef lagoons, on sand and rubble substrates (Ref. 48637). Also found in sheltered sand and mud bottoms to 10 m (Ref 90102).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Russell, B.C., T.H. Fraser and H.K. Larson, 2010. Castelnau’s collection of Singapore fishes described by Pieter Bleeker. Raffles Bull. Zool. 58(1):93-102. (Ref. 84167)
IUCN Red List Status (Ref. 125652)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 123201
): 24.7 - 29.2, mean 28.6 °C (based on 2344 cells).
Phylogenetic diversity index (Ref. 82804
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00692 (0.00320 - 0.01497), b=3.10 (2.92 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.4 ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Low vulnerability (10 of 100).
Nutrients (Ref. 124155
): Calcium = 119 [60, 237] mg/100g ; Iron = 0.722 [0.399, 1.311] mg/100g ; Protein = 18.1 [16.2, 19.8] % ; Omega3 = 0.107 [0.052, 0.193] g/100g ; Selenium = 29.1 [14.4, 58.5] μg/100g ; VitaminA = 98.7 [28.2, 303.4] μg/100g ; Zinc = 1.86 [1.10, 2.92] mg/100g (wet weight);