Notoro skate (Bathyraja notoroensis) fish species and information / pictures of Notoro skate - Bathyraja notoroensis

Notoro skate (Bathyraja notoroensis) fish species information

Scientific Name
Bathyraja notoroensis

Common Name
Notoro skate

Biology
This species is distinguished from its congeners in Bathyraja in having a dark greyish brown color on both sides of the body; its clasper rather short with a shallow cleft; distance between extremity of pseudosiphon and tip of clasper is wide (Ref. 75535).

Classification

Classified By

Ishiyama & Ishihara, 1977

Class

Sharks and Rays (Elasmobranchii)

Order

Skates and Rays (Rajiformes)

Family

Skates (Rajidae)

Distribution

Region

Northwest Pacific

Distribution

Northwest Pacific: Sea of Okhotsk around eastern Hokkaido, Japan.

Range

Unknown

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

600 m

Depth To - meters

600 m

Zone

demersal

Environment

Marine; demersal; depth range 600 - 600 m (Ref. 58018)

Trophic Level

3.95 s.e. 0.71 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

58.2 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

High to very high vulnerability (68 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Fec assumed to be

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated