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Spiny icefish (Chaenodraco wilsoni) fish species and information / pictures of Spiny icefish - Chaenodraco wilsoni

Spiny icefish (Chaenodraco wilsoni) fish species information

Scientific Name
Chaenodraco wilsoni

Common Name
Spiny icefish

Biology
Common in shallower waters of the continental shelf, especially on banks less than 250 m deep in areas where local upwelling increase food supply (Ref. 6390). Food consists of fishes and krill. Spawn in winter (Ref. 6390). Prey to penguins and seals (Ref. 6390). Utilized as a food fish (Ref. 5200).

Classification

Classified By

Regan, 1914

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Crocodile icefishes (Channichthyidae)

Distribution

Region

Southern Ocean

Distribution

Southern Ocean: Antarctic continental shelf and Antarctic offshore islands (South Orkney, South Shetland and Elephant islands).

Range

60°S - 78°S

Environment

Climate

Polar

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

200 m

Depth To - meters

800 m

Zone

benthopelagic

Environment

Marine; benthopelagic; depth range 200 - 800 m (Ref. 5200)

Trophic Level

3.32 s.e. 0.45 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

43.0 cm

Common Length

30.0 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

Moderate vulnerability (42 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Fec=393)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated