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Grey demoiselle (Chrysiptera glauca) fish species and information / pictures of Grey demoiselle - Chrysiptera glauca

Grey demoiselle (Chrysiptera glauca) fish species information

Scientific Name
Chrysiptera glauca

Common Name
Grey demoiselle

Biology
Dorsal spines (total): 13; Dorsal soft rays (total): 12-13; Anal spines: 2; Anal soft rays: 11 - 13. Juveniles are a brilliant blue, but lighter in coloration and not as spectacular as C. cyaneus, becoming dull bluish grey with growth.

Classification

Classified By

Cuvier, 1830

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Damselfishes (Pomacentridae)

Distribution

Region

Indo-Pacific

Distribution

Indo-Pacific: East Africa to the Line and Pitcairn islands, north to Japan, south to Australia.

Range

30°N - 28°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

3 m

Zone

reef-associated

Environment

Marine; reef-associated; non-migratory; depth range 0 - 3 m (Ref. 30874)

Trophic Level

2.41 s.e. 0.27 Based on diet studies.

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

10.0 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

Fisheries: minor commercial

Vulnerability

Low vulnerability (17 of 100)

Resilience

High, minimum population doubling time less than 15 months (K=0.8)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated