Princess pygmy goby (Trimma marinae)

Scientific name: Trimma marinae Winterbottom, 2005

Princess pygmy goby (Trimma marinae)

The Princess pygmy goby (Trimma marinae) is a marine fish of the family Gobiidae. Native range: Western Pacific, Japan, New Guinea and Palau.

Biology

Dorsal spines (total): 7; Dorsal soft rays (total): 8; Anal spines: 1; Anal soft rays: 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.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Trimma marinae
Family
Gobiidae (Gobies)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
2.0
Depth range
9–26 m (30–85 ft)
Environment
Marine; reef-associated; depth range 9 - 26 m
Climate
Subtropical
Distribution
Western Pacific: Japan, New Guinea and Palau.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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