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Blackmargined damsel (Pomacentrus nigromarginatus) fish species and information / pictures of Blackmargined damsel - Pomacentrus nigromarginatus

Blackmargined damsel (Pomacentrus nigromarginatus) fish species information

Scientific Name
Pomacentrus nigromarginatus

Common Name
Blackmargined damsel

Biology
Dorsal spines (total): 13; Dorsal soft rays (total): 14-15; Anal spines: 2; Anal soft rays: 14 - 15. Distinguished from the closely related Atlantic species Abudefduf saxatilis by the dorsal origin of the fourth black bar, which usually originates well behind the last dorsal spine, towards the center of the soft dorsal fin. Caudal fin often with thin black posterior margin (Ref. 48636).

Classification

Classified By

Allen, 1973

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Damselfishes (Pomacentridae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: Indonesia (Flores and Moluccas islands), Western Australia (Rowley Shoals), northern Great Barrier Reef, Coral Sea, Papua New Guinea, Solomon Islands, north to the Philippines, Taiwan, and Ryukyu Islands.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

20 m

Depth To - meters

50 m

Zone

reef-associated

Environment

Marine; reef-associated; non-migratory; depth range 20 - 50 m (Ref. 7247)

Trophic Level

2.64 s.e. 0.29 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

8.0 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 (16 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