Rolland's demoiselle (Chrysiptera rollandi) fish species and information / pictures of Rolland's demoiselle - Chrysiptera rollandi

Rolland's demoiselle (Chrysiptera rollandi) fish species information

Scientific Name
Chrysiptera rollandi

Common Name
Rolland's demoiselle

Biology
Dorsal spines (total): 13; Dorsal soft rays (total): 10-11; Anal spines: 2; Anal soft rays: 12 - 13. Dorsal part of the head and anterior portion of the back dark brown with blue streaks, creamy white below.

Classification

Classified By
Whitley, 1961
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Damselfishes (Pomacentridae)

Distribution

Region
Eastern Indian Ocean and Western Pacific
Distribution
Eastern Indian Ocean and Western Pacific: Andaman Sea to the Loyalty Islands, north to the Philippines, south to the Great Barrier Reef and New Caledonia. Recently recorded from Tonga (Ref. 53797).
Range
20°N - 23°S

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
2 m
Depth To - meters
35 m
Zone
reef-associated
Environment
Marine; reef-associated; non-migratory; depth range 2 - 35 m (Ref. 7247)
Trophic Level
2.71 s.e. 0.30 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
7.5 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: of no interest; aquarium: commercial
Vulnerability
Low vulnerability (15 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