Short-tail grenadier (Nezumia proxima) fish species and information / pictures of Short-tail grenadier - Nezumia proxima

Short-tail grenadier (Nezumia proxima) fish species information

Scientific Name
Nezumia proxima

Common Name
Short-tail grenadier

Biology
Dorsal spines (total): 2; Anal spines: 0. Snout short, conical, with broad, spiny terminal and lateral scutes; underside of the snout and part of the infraorbital region naked; mandibular rami with small deciduous scales posteriorly; pores large and prominent on head. Pyloric caeca 24 to 31. Body scales with long slender, conical to hastate spinules. Overall color dark brown, abdomen blackish; mouth grayish; gill cavity whitish with blackish margins; pelvic fins blackish, other fins dusky.

Classification

Classified By

Smith & Radcliffe, 1912

Class

Ray-finned fishes (Actinopterygii)

Order

Cods (Gadiformes)

Family

Grenadiers or rattails (Macrouridae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: southern Japan, East China Sea, and the Philippines. Distribution is probably continuous between these points.

Range

35°N - 8°N, 119°E - 143°E

Environment

Climate

Deep-water

Water Temperature From

4 °C

Water Temperature To

8 °C

Depth From - meters

355 m

Depth To - meters

910 m

Zone

bathydemersal

Environment

Marine; bathydemersal; non-migratory; depth range 355 - 910 m (Ref. 1371)

Trophic Level

3.35 s.e. 0.44 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

37.0 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: minor commercial

Vulnerability

Moderate vulnerability (43 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