Smooth grenadier (Nezumia liolepis) fish species and information / pictures of Smooth grenadier - Nezumia liolepis

Smooth grenadier (Nezumia liolepis) fish species information

Scientific Name
Nezumia liolepis

Common Name
Smooth grenadier

Biology
Dorsal spines (total): 2; Anal spines: 0. Snout narrow, bluntly rounded, almost entirely bare, with a small inconspicuous scute at its tip. Suborbital ridge rounded and shallow in cross section, without scute-like scales. Cephalic pores of the lateralis system indistinct, but sensory papillae densely dispersed over the head. Pyloric caeca 25 to 37. Body scales small, easily shed, mostly without spinules, but some with slanting conical spinules. Overall color is Grayish brown with violet tinged; abdominal region, gill membranes and gill cover blackish; oral and branchial cavities and fins dusky to blackish.

Classification

Classified By

Gilbert, 1890

Class

Ray-finned fishes (Actinopterygii)

Order

Cods (Gadiformes)

Family

Grenadiers or rattails (Macrouridae)

Distribution

Region

Eastern Central Pacific

Distribution

Eastern Central Pacific: off the Pacific coast of Baja California, Mexico and the Gulf of California.

Range

36°N - 15°N, 124°W - 101°W

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

768 m

Depth To - meters

1660 m

Zone

bathydemersal

Environment

Marine; bathydemersal; non-migratory; depth range 768 - 1660 m (Ref. 9315)

Trophic Level

3.32 s.e. 0.43 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

30.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: subsistence fisheries

Vulnerability

Moderate vulnerability (36 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated