Dusky skate (Pavoraja umbrosa) fish species and information / pictures of Dusky skate - Pavoraja umbrosa

Dusky skate (Pavoraja umbrosa) fish species information

Scientific Name
Pavoraja umbrosa

Common Name
Dusky skate

Biology
Unknown

Classification

Classified By

Last, Mallick & Yearsley, 2008

Class

Sharks and Rays (Elasmobranchii)

Order

Skates and Rays (Rajiformes)

Family

Skates (Rajidae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: Australia.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

360 m

Depth To - meters

731 m

Zone

demersal

Environment

Marine; demersal; depth range 360 - 731 m (Ref. 76878)

Trophic Level

3.67 s.e. 0.62 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

36.9 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5156 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

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