Trimma marinae Winterbottom, 2005
Princess pygmygoby
Trimma marinae
photo by Allen, G.R.

Family:  Gobiidae (Gobies), subfamily: Gobiinae
Max. size:  2 cm SL (male/unsexed); 1.96 cm SL (female)
Environment:  reef-associated; depth range 9 - 26 m
Distribution:  Western Pacific: Japan, New Guinea and Palau.
Diagnosis:  Dorsal spines (total): 7-7; Dorsal soft rays (total): 8-8; Anal spines: 1-1; Anal soft rays: 8-8. Diagnosis: Predorsal scales and a bony interorbital about pupil diameter in width. Second dorsal spine elongated. Fifth pelvic fin ray branched dichotomously once and 55-80% of the fourth. Scales on cheek absent; one or two cycloid scales on the upper opercle; usually two rows of scales anterior to the pelvic fin base. Snout and lower half of the caudal peduncle with a slight sprinkling of melanophores. A broad, rounded, median ridge present on the snout and anterior interorbital region. Unique to the genus, a large, bilateral, open nasal pit, instead of the usual nasal sac with anterior and posterior openings (Ref. 55345); characterized further by semi-translucent pinkish, abdomen and most of head reddish pink, merging with tapered pink stripe to middle caudal fin base; midline of snout with blue-white spot; internal white stripe above vertebral column; longitudinal scale series 23-25; predorsal scales 6-8 (Ref. 90102).
Biology:  Collected from a quiet, sheltered bay (Ref. 55345). Inhabits sheltered bays in 9-26 m (Ref. 90102).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (120744)
Threat to humans:  harmless
Country info:   

Entered by: Capuli, Estelita Emily - 09.09.05
Modified by: Valdestamon, Roxanne Rei - 23.05.18

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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