Caesiura dwarfgoby (Trimma caesiura)

Scientific name: Trimma caesiura Jordan & Seale, 1906

Caesiura dwarfgoby (Trimma caesiura)

The Caesiura dwarfgoby (Trimma caesiura) is a marine fish of the family Gobiidae. Native range: Western Pacific, Chesterfield Banks and New Caledonia to Samoa. Reported from the Ryukyu Islands. Resembles Trimma naudei and Trimma okinawae.

Biology

Dorsal spines (total): 7; Dorsal soft rays (total): 7-8; Anal spines: 1; Anal soft rays: 8 - 9. Diagnosis: frontal ridge behind the orbits slopes steeply into a wide interorbital trench anteromedially, and into postorbital trenches laterally; posterior nasal opening separate from anterior margin of eye; elongate first dorsal spines absent; fifth pelvic fin ray branched once dichotomously; body red-orange with four white dorsolateral spots between caudal region and origin of second dorsal; no white ventrolateral spots; facial pattern with two thin, diffuse white diagonal lines under orbit and one over preopercle.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Trimma caesiura
Family
Gobiidae (Gobies)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
3.5
Depth range
3–25 m (10–82 ft)
Environment
Marine; reef-associated; depth range 3 - 25 m
Climate
Tropical
Distribution
Western Pacific: Chesterfield Banks and New Caledonia to Samoa. Reported from the Ryukyu Islands. Resembles Trimma naudei and Trimma okinawae.
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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