Argus wrasse (Halichoeres argus) fish species and information / pictures of Argus wrasse - Halichoeres argus

Argus wrasse (Halichoeres argus) fish species information

Scientific Name
Halichoeres argus

Common Name
Argus wrasse

Biology
Dorsal spines (total): 9; Dorsal soft rays (total): 11-12; Anal spines: 3; Anal soft rays: 11 - 12; Vertebrae: 25. Young green when in seagrasses and greenish brown on reefs. Recognized by the unusual color patterns on the cheek or the black spotted scales over the back (Ref. 48636). Preserved male specimens with pale spots on scales; dark spot behind eye (continuous with a bifurcating dark band which extends ventrally); another on opercle; a dark band on snout from upper lip to eye; head with bands; spot on upper caudal base may be present or absent (present in females). Anterior lateral line scales with 1-3 pores (usually 2); 5-6 suborbital pores. Anterior dorsal and anal soft rays longer than posterior rays; pelvic fins of males relatively short, not reaching anus.

Classification

Classified By
Bloch & Schneider, 1801
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Wrasses (Labridae)

Distribution

Region
Indo-West Pacific
Distribution
Indo-West Pacific: Sri Lanka to Fiji (Ref. 9710) and Tonga (Ref. 53797), north to Taiwan, south to northern Australia.
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
3.37 s.e. 0.40 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
12.0 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 (23 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)