Blackfin icefish (Chaenocephalus aceratus) fish species and information / pictures of Blackfin icefish - Chaenocephalus aceratus

Blackfin icefish (Chaenocephalus aceratus) fish species information

Scientific Name
Chaenocephalus aceratus

Common Name
Blackfin icefish

Biology
Feeds mostly on fish and krill. Synchronous spawner (Ref. 50743). Utilized as a food fish (Ref. 4931).

Classification

Classified By
L?nnberg, 1906
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Crocodile icefishes (Channichthyidae)

Distribution

Region
Southern Ocean
Distribution
Southern Ocean: in the vicinity of Bouvet Island, Scotia Sea, and northern part of the Antarctic Peninsula.
Range
53°S - 65°S

Environment

Climate
Polar
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
5 m
Depth To - meters
770 m
Zone
demersal
Environment
Marine; demersal; depth range 5 - 770 m
Trophic Level
3.47 s.e. 0.50 Based on diet studies.
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
72.0 cm
Common Length
50.0 cm
Phylogenetic Diversity Index
PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: minor commercial
Vulnerability
High vulnerability (56 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (K=0.17-0.24; Fec = 7,358)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated