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Setting up your tank

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Yellowhead jawfish (Opistognathus aurifrons) fish species and information / pictures of Yellowhead jawfish - Opistognathus aurifrons

Yellowhead jawfish (Opistognathus aurifrons) fish species information

Scientific Name
Opistognathus aurifrons

Common Name
Yellowhead jawfish

Biology
Dorsal spines (total): 11; Dorsal soft rays (total): 15-16; Anal spines: 3; Anal soft rays: 14 - 15. Body light bluish gray with numerous pale blue dots; head, nape and anterior part of dorsal fin yellow; a pair of black spots often present on chin (Ref. 13442).

Classification

Classified By

Jordan & Thompson, 1905

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Jawfishes (Opistognathidae)

Distribution

Region

Western Central Atlantic

Distribution

Western Central Atlantic: southern Florida, USA and Bahamas to Barbados and northern South America.

Range

- 23°S

Environment

Climate

Tropical

Water Temperature From

22 °C

Water Temperature To

28 °C

Depth From - meters

3 m

Depth To - meters

40 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 3 - 40 m (Ref. 9710), usually 3 - 40 m (Ref. 27115)

Trophic Level

3.12 s.e. 0.20 Based on diet studies.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

True

Is kept in Aquariums

True

Physical Size and Genetics

Maximum Length

10.0 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

Aquarium: commercial

Vulnerability

Low vulnerability (10 of 100)

Resilience

Unknown

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated