Tonga escolar (Tongaichthys robustus)

Scientific name: Tongaichthys robustus Nakamura & Fujii, 1983

Tonga escolar (Tongaichthys robustus)

The Tonga escolar (Tongaichthys robustus) is a marine fish of the family Gempylidae.

Biology

Dorsal spines (total): 16 - 17; Dorsal soft rays (total): 14-17; Anal spines: 1; Anal soft rays: 14 - 16; Vertebrae: 33. Head relatively large. Scales on cheeks enlarged, elongate and slightly overlapping. Color is dark brown above, slightly paler below.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Tongaichthys robustus
Family
Gempylidae (Snake mackerels)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
30.0
Depth range
288–312 m (945–1024 ft)
Environment
Marine; bathypelagic; depth range 288 - 312 m
Climate
Deep-water
Distribution
Pacific Ocean: Several specimens (38 individuals) were reported from the Tonga Ridge; around Fiji; 1 specimen from off Flinders Reef, Queensland (17?33'S, 149?46'E, CSIRO no. H1185-01).
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Assuming tmax>3)

Sources

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

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