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Crowned rockcod (Trematomus scotti) fish species and information / pictures of Crowned rockcod - Trematomus scotti

Crowned rockcod (Trematomus scotti) fish species information

Scientific Name
Trematomus scotti

Common Name
Crowned rockcod

Biology
Feeds primarily on polychaetes, euphausiids, amphipods, together with a lesser amount of isopods.

Classification

Classified By

Boulenger, 1907

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Cod icefishes (Nototheniidae)

Distribution

Region

Southern Ocean

Distribution

Southern Ocean: South Shetland, South Orkney islands, Ross Sea, Breid Bay, Weddell Sea and Antarctic Peninsula (Ref. 11892).

Range

60°S - 78°S

Environment

Climate

Polar

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

20 m

Depth To - meters

793 m

Zone

demersal

Environment

Marine; demersal; depth range 20 - 793 m

Trophic Level

3.18 s.e. 0.36 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

16.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5005 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: of no interest

Vulnerability

Low to moderate vulnerability (32 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