Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 2 - 20 m (Ref. 90102). Tropical
Western Pacific: Viet Nam and Thailand.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.0 cm SL male/unsexed; (Ref. 41718)
soft rays: 9 - 10;
Vertebrae: 26. Gill membranes fused in the anteroventral midline, at which point they are also fused to the isthmus (without overlapping it anteriorly for some distance before isthmal fusion), third and fourth spines of first dorsal fin elongate, in males only, 13-15 gill rakers on the first ceratobranchial, small (one-third pupil diameter) orange spots on the head, with at least two such spots on premaxillary portion of the upper lip (Ref. 41718); further characterized by the following: united pelvic fins, frenum present; longitudinal scale series 65-78; head without scales; greatest depth of body 4.3-5.2 in SL; caudal fin rounded or oblong, longer than head length (Ref. 90102).
Collected from fine mud bottoms and reported to live in association with alpheid shrimps (Ref. 41718). Hovers up to 5 cm above its burrow (Ref. 41718). Feeds primarily on plankton in the water column (Ref. 41718).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Winterbottom, R., 2002. A redescription of Cryptocentrus crocatus Wongratana, a redefinition of Myersina Herre (Acanthopterygii; Gobiidae), a key to the species, and comments on relationships. Ichthyol. Res. 49:69-75. (Ref. 41718)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 123416)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 28 - 29.3, mean 28.9 °C (based on 692 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00575 (0.00261 - 0.01268), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.1 ±0.30 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 (13 of 100) .