Australian gregory (Stegastes apicalis) fish species and information / pictures of Australian gregory - Stegastes apicalis

Australian gregory (Stegastes apicalis) fish species information

Scientific Name
Stegastes apicalis

Common Name
Australian gregory

Biology
Dorsal spines (total): 13; Dorsal soft rays (total): 15-16; Anal spines: 2; Anal soft rays: 13. Body color is generally dark brown with yellow or reddish suffusion on antero-dorsal part of head and body. The scales have blackish streaks near margin, giving an overall appearance of narrow transverse bands; a few small blue spots is scattered on head, breast and posteriorly on the sides. The spinous dorsal fin is reddish brown with orange submarginal band while outer edge of soft rays orange. A black spot is on the distal part of membrane between 2nd and 3rd dorsal spine. The tip of the upper caudal lobe is orange; the anterior edge of pelvic and anal fins is blue.

Classification

Classified By
De Vis, 1885
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Damselfishes (Pomacentridae)

Distribution

Region
Western Pacific
Distribution
Western Pacific: known only from the east coast of Australia - Great Barrier Reef, Queensland, and New South Wales. More recently reported from Taiwan (Ref. 12711) and Ouv?a Atoll, Loyalty Islands (Ref. 13236).
Range
10°S - 38°S

Environment

Climate
Subtropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
1 m
Depth To - meters
5 m
Zone
reef-associated
Environment
Marine; reef-associated; non-migratory; depth range 1 - 5 m (Ref. 9710)
Trophic Level
2.05 s.e. 0.02 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
15.0 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
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
  Not Evaluated