Pacific bearded brotula (Brotula clarkae) fish species and information / pictures of Pacific bearded brotula - Brotula clarkae

Pacific bearded brotula (Brotula clarkae) fish species information

Scientific Name
Brotula clarkae

Common Name
Pacific bearded brotula

Biology
Dorsal spines (total): 0; Dorsal soft rays (total): 108-118; Anal spines: 0; Anal soft rays: 78 - 89; Vertebrae: 55 - 56. Body completely covered with small, imbricate, cycloid scales; barbels present on snout (6) and chin (6); branchiostegal rays 8; median basibranchial tooth patch absent; developed gill rakers on first arch 4 or fewer; pelvic fin rays inserted at about level of preopercle, well behind eye (Ref. 34024).

Classification

Classified By

Hubbs, 1944

Class

Ray-finned fishes (Actinopterygii)

Order

Cusk eels (Ophidiiformes)

Family

Cusk-eels (Ophidiidae)

Distribution

Region

Eastern Central Pacific

Distribution

Eastern Central Pacific: Gulf of California to Peru.

Range

25°N - 6°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

650 m

Zone

benthopelagic

Environment

Marine; benthopelagic; depth range ? - 650 m (Ref. 34024), usually 40 - 75 m (Ref. 36413)

Trophic Level

3 s.e. 0.00 Based on diet studies.

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

115 cm

Common Length

45.0 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

Fisheries: minor commercial

Vulnerability

High vulnerability (63 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Data deficient (DD)