Longfin slickhead (Alepocephalus longiceps) fish species and information / pictures of Longfin slickhead - Alepocephalus longiceps

Longfin slickhead (Alepocephalus longiceps) fish species information

Scientific Name
Alepocephalus longiceps

Common Name
Longfin slickhead

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 20-21; Anal spines: 0; Anal soft rays: 22 - 24. Pored scales in lateral line less than 60. frontal bone flat above the eye, not forming a ridge. Snout spatulate, sharply protruded, more than 1.5 times the orbit diameter. Palatine teeth sharp.

Classification

Classified By
Lloyd, 1909
Class
Ray-finned fishes (Actinopterygii)
Order
Smelts (Osmeriformes)
Family
Slickheads (Alepocephalidae)

Distribution

Region
Northwest Pacific
Distribution
Northwest Pacific: Ryukyu Trough, Japan.
Range
Unknown

Environment

Climate
Deep-water
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
1240 m
Depth To - meters
1300 m
Zone
bathydemersal
Environment
Marine; bathydemersal; depth range 1240 - 1300 m (Ref. 44037)
Trophic Level
3.33 s.e. 0.47 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
16.0 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
Unknown
Vulnerability
Moderate vulnerability (35 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Assuming tmax>3)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated