Blackmargin maori wrasse (Oxycheilinus nigromarginatus) fish species and information / pictures of Blackmargin maori wrasse - Oxycheilinus nigromarginatus

Blackmargin maori wrasse (Oxycheilinus nigromarginatus) fish species information

Scientific Name
Oxycheilinus nigromarginatus

Common Name
Blackmargin maori wrasse

Biology
Dorsal spines (total): 9; Dorsal soft rays (total): 10; Anal spines: 3; Anal soft rays: 8; Vertebrae: 23. This species is distinguished by the following characters: Dorsal rays IX, 10; anal rays III, 8; pectoral rays 13; lateral-line interrupted, with pored scales to caudal-fin base 15 + 6; gill rakers 5-6 + 8-9; body moderately elongate, depth 3.1-3.55 in SL; head length 2.45-2.55 in SL; snout long and pointed, 2.6-2.8 in head; dorsal profile of snout straight or with a slight concavity of snout to above eye; lower jaw is slightly projecting; maxilla reaching or nearly reaching a vertical at anterior margin of orbit; caudal fin of females slightly rounded, the upper 3 principal rays slightly prolonged; fin of males rhomboid with the upper 3 rays more strongly projecting; pectoral fins 2.6-2.95 in head; body and fins pale yellowish when preserved, with a blackish posterior margin on caudal fin, broader and black in male; first interspinous membrane of dorsal fin dusky

Classification

Classified By
Randall, Westneat & Gomon, 2003
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Wrasses (Labridae)

Distribution

Region
Southwest Pacific
Distribution
Southwest Pacific: from New South Wales, Chesterfield Bank in the Coral Sea, New Caledonia and Tonga.
Range
Unknown

Environment

Climate
Subtropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
10 m
Depth To - meters
27 m
Zone
reef-associated
Environment
Marine; reef-associated; depth range 10 - 27 m (Ref. 56651)
Trophic Level
3.65 s.e. 0.62 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
11.3 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5020 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low to moderate vulnerability (26 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Data deficient (DD)