Pygmy coral croucher (Caracanthus unipinna) fish species and information / pictures of Pygmy coral croucher - Caracanthus unipinna

Pygmy coral croucher (Caracanthus unipinna) fish species information

Scientific Name
Caracanthus unipinna

Common Name
Pygmy coral croucher

Biology
Dorsal spines (total): 7 - 8; Dorsal soft rays (total): 12-13; Anal spines: 2; Anal soft rays: 11 - 12. Uniformly dark species that has smaller, but longer tubercles than C. maculatus and lacks a notch in the dorsal fin.

Classification

Classified By
Gray, 1831
Class
Ray-finned fishes (Actinopterygii)
Order
Scorpionfishes and Flatheads (Scorpaeniformes)
Family
Orbicular velvetfishes (Caracanthidae)

Distribution

Region
Indo-Pacific
Distribution
Indo-Pacific: East Africa to the Tuamoto Islands, north to southern Japan and the Ogasawara Islands, south to the Great Barrier Reef.
Range
32°N - 24°S

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
3.6 s.e. 0.59 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
False

Physical Size and Genetics

Maximum Length
5.0 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.6250 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low vulnerability (10 of 100)
Resilience
Unknown
Threat To Humans
  Venomous (Ref. 57406)
IUCN Red List Status
  Not Evaluated