Red brotula (Brosmophycis marginata) fish species and information / pictures of Red brotula - Brosmophycis marginata

Red brotula (Brosmophycis marginata) fish species information

Scientific Name
Brosmophycis marginata

Common Name
Red brotula

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 98-110; Anal spines: 0; Anal soft rays: 72 - 81; Vertebrae: 63 - 65. Dorsal fin base covered with loose skin; caudal small and rounded; anal fin base covered with skin; pectorals rounded, almost pedunculate; two pelvic fin rays, outer ray of pelvic fins long, slender and filamentous, twice the length of inner ray (Ref. 6885). Bright red to brown on dorsal surface, nearly white on ventral surface of the body; pale red on ventral surface of head; margins of dorsal and anal fins red; bright red on caudal and pectoral fins; lips pink; mucus secretion reddish (Ref. 6885). Branchiostegal rays: 7 (Ref. 36488).

Classification

Classified By

Ayres, 1854

Class

Ray-finned fishes (Actinopterygii)

Order

Cusk eels (Ophidiiformes)

Family

Viviparous brotulas (Bythitidae)

Distribution

Region

Eastern Pacific

Distribution

Eastern Pacific: Petersburg, southeastern Alaska to Ensenada, northern Baja California, Mexico.

Range

59°N - 14°N, 137°W - 92°W

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

3 m

Depth To - meters

256 m

Zone

demersal

Environment

Marine; demersal; depth range 3 - 256 m (Ref. 2850), usually 15 - ? m (Ref. 2850)

Trophic Level

3.53 s.e. 0.56 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

True

Physical Size and Genetics

Maximum Length

46.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Aquarium: public aquariums

Vulnerability

Moderate to high vulnerability (46 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Fec=200)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated