Teleostei (teleosts) >
Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: Trimma: Greek, trimma, -atos = something crushed (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated; depth range 8 - 35 m (Ref. 90102). Tropical; 30°N - 18°S
Western Pacific: Ryukyu and Ogasawara Islands to Rotuma, south to Rowley Shoals in the eastern Indian Ocean and the Great Barrier Reef. Recently recorded from Tonga (Ref. 53797).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 3.5 cm SL male/unsexed; (Ref. 48637)
Dorsal
spines
(total): 7;
Dorsal
soft rays
(total): 9-10;
Anal
spines: 1;
Anal
soft rays: 8 - 9. Has same general appearance as T. caesiura and T. naudei. Characterized by having greyish matrix with dense orange spotting on head and body; presence of faint spotting on fins; elongate second dorsal spine; fifth pelvic ray branched, 60-70% length of fourth ray; longitudinal scale series 26-27; predorsal scales absent; cheek and opercle without scales; depth of body 4.0-4.4 in SL (Ref. 90102).
Inhabits clear coastal reefs, near sponges (Ref. 48637). Usually hovers upside-down in small caves in coral reefs. Forms small loose groups (Ref. 90102).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Benthic spawner. Also considered a bi-directional sex changer (Ref. 32022, 103751).
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
More information
ReferencesAquacultureAquaculture profileStrainsGeneticsElectrophoresesHeritabilityDiseasesProcessingNutrientsMass conversion
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