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Alexander's damsel (Pomacentrus alexanderae) fish species and information / pictures of Alexander's damsel - Pomacentrus alexanderae

Alexander's damsel (Pomacentrus alexanderae) fish species information

Scientific Name
Pomacentrus alexanderae

Common Name
Alexander's damsel

Biology
Dorsal spines (total): 13; Dorsal soft rays (total): 14-15; Anal spines: 2; Anal soft rays: 14 - 15. Plain grey with black spot covering the pectoral fin base (Ref. 48636).

Classification

Classified By

Evermann & Seale, 1907

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Damselfishes (Pomacentridae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: Indo-Malayan Archipelago east to the Moluccas and Mentawai Islands, north to Taiwan and the Ryukyu Islands.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

5 m

Depth To - meters

60 m

Zone

reef-associated

Environment

Marine; reef-associated; non-migratory; depth range 5 - 60 m (Ref. 7247)

Trophic Level

3.12 s.e. 0.36 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

Unknown

Vulnerability

Low vulnerability (19 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