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Dusky wrasse (Halichoeres marginatus) fish species and information / pictures of Dusky wrasse - Halichoeres marginatus

Dusky wrasse (Halichoeres marginatus) fish species information

Scientific Name
Halichoeres marginatus

Common Name
Dusky wrasse

Biology
Inhabit lagoon and seaward reefs, along the upper edges of coral-rich areas (Ref. 9710, 58534). Benthopelagic (Ref. 58302). Juveniles are encountered in exposed outer reef flats (Ref. 1602). Feed on a wide variety of small invertebrates as well as fish eggs.

Classification

Classified By

R?ppell, 1835

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Wrasses (Labridae)

Distribution

Region

Indo-Pacific

Distribution

Indo-Pacific: Red Sea south to Inhaca Island, Mozambique (Ref. 4392) and east to the Hawaiian (1 specimen) and Tuamoto islands, north to southern Japan, south to the southern Great Barrier Reef and Austral Islands.

Range

31°N - 30°N

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

30 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 0 - 30 m (Ref. 1602)

Trophic Level

3.26 s.e. 0.44 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

18.0 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

Fisheries: minor commercial; aquarium: commercial

Vulnerability

Low vulnerability (20 of 100)

Resilience

High, minimum population doubling time less than 15 months (K=0.7)

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)