Longarm grenadier (Coelorinchus macrochir) fish species and information / pictures of Longarm grenadier - Coelorinchus macrochir

Longarm grenadier (Coelorinchus macrochir) fish species information

Scientific Name
Coelorinchus macrochir

Common Name
Longarm grenadier

Biology
Dorsal spines (total): 0; Anal spines: 0. Head large; the eyes also large; head ridges well developed; the snout tipped with a blunt tubercular scute. Scales covered with short, rather broad spinules, arranged in 4 to 9 widely divergent rows. Overall color brownish, bluish ventrally on belly; the mouth and gill cavities blackish, but the latter with whitish hyoid area along its posterior margin; the fins dusky or blackish.

Classification

Classified By
G?nther, 1877
Class
Ray-finned fishes (Actinopterygii)
Order
Cods (Gadiformes)
Family
Grenadiers or rattails (Macrouridae)

Distribution

Region
Northwest Pacific
Distribution
Northwest Pacific: Japan (Okinawa Trough, Pacific coast southward from Hokkaido), East China Sea (off Kagoshima Prefecture), Sea of Okhotsk and Korea (off Ulsan, Gyeongsangnam-do).
Range
43°N - 28°N, 127°E - 147°E

Environment

Climate
Deep-water
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
235 m
Depth To - meters
830 m
Zone
bathydemersal
Environment
Marine; bathydemersal; non-migratory; depth range 235 - 830 m (Ref. 1371)
Trophic Level
3.81 s.e. 0.62 Based on food items.
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
68.0 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: of potential interest
Vulnerability
High vulnerability (59 of 100)
Resilience
Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated