Yellowhead angelfish (Centropyge joculator) fish species and information / pictures of Yellowhead angelfish - Centropyge joculator

Yellowhead angelfish (Centropyge joculator) fish species information

Scientific Name
Centropyge joculator

Common Name
Yellowhead angelfish

Biology
Resembles C. bicolor of the western Pacific but easily distinguished from it by its coloration, number of dorsal spines, shape of the caudal fin and depth of distribution. Anterior half of the body, from the snout up to the line from the third dorsal spine to the middle of the pelvic-anal fin space, golden yellow; rest of the body, including the adjacent dorsal and anal fins, to the caudal peduncle dark blue or black; caudal fin and peduncle golden yellow. An irregular bright blue band rings the orbit. Dorsal and anal fins with a narrow bright blue margin.

Classification

Classified By
Smith-Vaniz & Randall, 1974
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Angelfishes (Pomacanthidae)

Distribution

Region
Eastern Indian Ocean
Distribution
Eastern Indian Ocean: Cocos and Christmas Islands.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
8 m
Depth To - meters
70 m
Zone
reef-associated
Environment
Marine; reef-associated; non-migratory; depth range 8 - 70 m (Ref. 4858)
Trophic Level
2.76 s.e. 0.32 Based on food items.
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
9.0 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 vulnerability (14 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)