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Bluespot damsel (Pomacentrus grammorhynchus) fish species and information / pictures of Bluespot damsel - Pomacentrus grammorhynchus

Bluespot damsel (Pomacentrus grammorhynchus) fish species information

Scientific Name
Pomacentrus grammorhynchus

Common Name
Bluespot damsel

Biology
Dorsal spines (total): 13; Dorsal soft rays (total): 14-15; Anal spines: 2; Anal soft rays: 14 - 15. Distinctive blue spot on top of the caudal peduncle (Ref. 1602). Adults have a bright yellow spot above the pectoral fin base (Ref. 48636). Juveniles closely resemble juveniles of P. simsiang, but that species lacks a blue spot (Ref .1602).

Classification

Classified By

Fowler, 1918

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Damselfishes (Pomacentridae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: Philippines, New Guinea, Rowley Shoals, Great Barrier Reef, and Palau (Belau), Truk, and Pohnpei in Micronesia.

Range

19°N - 24°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

2 m

Depth To - meters

12 m

Zone

reef-associated

Environment

Marine; reef-associated; non-migratory; depth range 2 - 12 m (Ref. 7247)

Trophic Level

2.72 s.e. 0.31 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

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

Fisheries: of no interest

Vulnerability

Low vulnerability (23 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