Twotone wrasse (Halichoeres prosopeion) fish species and information / pictures of Twotone wrasse - Halichoeres prosopeion

Twotone wrasse (Halichoeres prosopeion) fish species information

Scientific Name
Halichoeres prosopeion

Common Name
Twotone wrasse

Biology
Dorsal spines (total): 9; Dorsal soft rays (total): 12-13; Anal spines: 3; Anal soft rays: 12; Vertebrae: 25. Anterior head and body color of adults in life bluish gray, shading posteriorly to yellowish; scales often with orange-yellow vertical lines; a dark spot posterior to dorsal half of eye; dorsal fin with a large black spot edged with blue. Anterior lateral line scales with 1-3 pores; 9-11 suborbital pores. Anterior dorsal and anal soft rays longer than posterior rays; pelvic fins of males and large females very long, reaching posterior to anus, often to or beyond origin of anal fin. Juveniles with 4 black stripes on head and body.

Classification

Classified By
Bleeker, 1853
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Wrasses (Labridae)

Distribution

Region
Western Pacific
Distribution
Western Pacific: east to Samoa (Ref. 27362) and Tonga (Ref. 53797).
Range
30°N - 24°S

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
2 m
Depth To - meters
40 m
Zone
reef-associated
Environment
Marine; reef-associated; depth range 2 - 40 m (Ref. 9710)
Trophic Level
3.42 s.e. 0.41 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
True

Physical Size and Genetics

Maximum Length
13.0 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 to moderate vulnerability (28 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Least Concern (LC)