Smooth oreo dory (Pseudocyttus maculatus) fish species and information / pictures of Smooth oreo dory - Pseudocyttus maculatus

Smooth oreo dory (Pseudocyttus maculatus) fish species information

Scientific Name
Pseudocyttus maculatus

Common Name
Smooth oreo dory

Biology
Inhabit continental slopes of all southern continents (Ref. 6545). Adults found near the bottom; juveniles near the surface, usually in association with krill (Ref. 5194). Feed mainly on salps (Ref. 27150). Eggs float near the sea surface and larvae also inhabit surface waters (Ref. 6390). There is no vertical migration during the day or night (Ref. 27150).

Classification

Classified By

Gilchrist, 1906

Class

Ray-finned fishes (Actinopterygii)

Order

Dories (Zeiformes)

Family

Oreos (Oreosomatidae)

Distribution

Region

Southwest Atlantic

Distribution

Southwest Atlantic: off Suriname, off Uruguay to Argentina and the Falklands. Southeast Atlantic: Namibia to South Africa, including the northern part of Walvis Ridge (Ref. 6545). South Pacific: off southern Chile, Bellingshausen and Australian-Antarctic Basin to New Zealand, New South Wales and Tasmania, Australia and the Kerguelen Islands.

Range

23°S - 67°S

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

400 m

Depth To - meters

1500 m

Zone

bathydemersal

Environment

Marine; bathydemersal; oceanodromous (Ref. 51243); depth range 400 - 1500 m (Ref. 5194), usually 900 - 1100 m (Ref. 36731)

Trophic Level

3.60999989509582 s.e. 0.57 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

40.0 cm

Phylogenetic Diversity Index

PD50 = 1.0010 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial

Vulnerability

High to very high vulnerability (72 of 100)

Resilience

Very Low, minimum population doubling time more than 14 years (K=0.07; tmax=100; tm=31; Fec=6,000)

Threat To Humans

Harmless

IUCN Red List Status

Data deficient (DD)