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Setting up your tank

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Harlequin smiler (Opistognathus eximius) fish species and information / pictures of Harlequin smiler - Opistognathus eximius

Harlequin smiler (Opistognathus eximius) fish species information

Scientific Name
Opistognathus eximius

Common Name
Harlequin smiler

Biology
Occur over sand bottom of the continental shelf (Ref. 75154). Mouthbrooders (Ref. 240). Eggs which are clumped together in a sticky egg ball inside the parent's mouth are sometimes released in a burrow during brief feeding periods (Ref. 40511).

Classification

Classified By

Ogilby, 1908

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Jawfishes (Opistognathidae)

Distribution

Region

Western Central Pacific.

Distribution

Western Central Pacific.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

reef-associated

Environment

Marine; reef-associated

Trophic Level

3.59 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

True

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

Unknown 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

Low vulnerability (10 of 100)

Resilience

Unknown

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated