Lightnose skate (Breviraja colesi) fish species and information / pictures of Lightnose skate - Breviraja colesi

Lightnose skate (Breviraja colesi) fish species information

Scientific Name
Breviraja colesi

Common Name
Lightnose skate

Biology
Short rostral cartilage. Disc rough with small prickles on adults of both sexes. Upper surface of disc pale brown, mottled with irregular spots and blotches of darker brown. Lower surface of disc and of tail pale yellowish or whitish (Ref. 6902).

Classification

Classified By

Bigelow & Schroeder, 1948

Class

Sharks and Rays (Elasmobranchii)

Order

Skates and Rays (Rajiformes)

Family

Skates (Rajidae)

Distribution

Region

Western Central Atlantic

Distribution

Western Central Atlantic: Bahamas.

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

366 m

Depth To - meters

522 m

Zone

bathydemersal

Environment

Marine; bathydemersal; depth range 366 - 522 m (Ref. 26282)

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

Unknown 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

Moderate vulnerability (43 of 100)

Resilience

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

Threat To Humans

Harmless

IUCN Red List Status

Data deficient (DD)