Twelve-rayed grenadier (Nezumia duodecim)

Scientific name: Nezumia duodecim Iwamoto, 1970

Twelve-rayed grenadier (Nezumia duodecim)

The Twelve-rayed grenadier (Nezumia duodecim) is a marine fish of the family Macrouridae. Native range: Southeast Atlantic, southernly into the Gulf of Guinea to Angola.

Biology

Dorsal spines (total): 2; Anal spines: 0. Ventral leading edge of snout and narrow ventromedian strip on underside naked, head otherwise completely scaled. Scales deciduous, with small, short, conical spinules in 6 to 9 parallel rows. Overall color is brownish to bluish; trunk bluish to blackish; fins blackish; mouth dusky; gill cavities blackish.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Nezumia duodecim
Family
Macrouridae (Grenadiers or rattails)
Order
Gadiformes (Cods)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
25.0
Depth range
329–1261 m (1079–4137 ft)
Environment
Marine; bathydemersal; non-migratory; depth range 329 - 1261 m, usually 400 - 500 m
Climate
Deep-water
Distribution
Southeast Atlantic: southernly into the Gulf of Guinea to Angola.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Fisheries: minor commercial
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (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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