Humpbacked coralbrotula (Diancistrus altidorsalis)

Scientific name: Diancistrus altidorsalis Schwarzhans, M?ller & Nielsen, 2005

Humpbacked coralbrotula (Diancistrus altidorsalis)

The Humpbacked coralbrotula (Diancistrus altidorsalis) is a marine fish of the family Bythitidae. Native range: Western Pacific, Indonesia, New Guinea, Sabah to the Solomons, including Sta. Cruz Islands.

Biology

Dorsal soft rays (total): 76-85; Anal soft rays: 59 - 68; Vertebrae: 43 - 45. Diagnosis: Vertebrae 11+32-34=43-45, dorsal fin rays 76-85, anal fin rays 59-68; eyes large (at least 2.5% SL); outer pseudoclasper large, broad, ear-lobe shaped; inner pseudoclasper a fleshy appendix at the anterior-inner rim of the outer pseudoclasper, without supporter; large scale patch on operculum above opercular spine (6?9 scales) and 1 to 3 isolated scales below opercular spine; head profile strongly ?high-necked / hump-backed?; color yellow in live specimens.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Diancistrus altidorsalis
Family
Bythitidae (Viviparous brotulas)
Order
Ophidiiformes (Cusk eels)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
10.2
Depth range
15–20 m (49–66 ft)
Environment
Marine; reef-associated; depth range 15 - 20 m
Climate
Tropical
Distribution
Western Pacific: Indonesia, New Guinea, Sabah to the Solomons, including Sta. Cruz Islands.
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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