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Black-vent damsel (Dischistodus melanotus) fish species and information / pictures of Black-vent damsel - Dischistodus melanotus

Black-vent damsel (Dischistodus melanotus) fish species information

Scientific Name
Dischistodus melanotus

Common Name
Black-vent damsel

Biology
Dorsal spines (total): 13; Dorsal soft rays (total): 13-15; Anal spines: 2; Anal soft rays: 13 - 14. Adults have a large black patch on the abdomen reaching the anus; juveniles an ocellus over the center of the dorsal fin base (Ref. 48636).

Classification

Classified By

Bleeker, 1858

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Damselfishes (Pomacentridae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: southern Japan and the Ryukyu Islands, Taiwan, Philippines, Palau, Indonesia, Papua New Guinea, Solomon Islands, and the Great Barrier Reef. Reported from Vanuatu (Ref. 13300).

Range

35°N - 25°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

1 m

Depth To - meters

12 m

Zone

reef-associated

Environment

Marine; reef-associated; non-migratory; depth range 1 - 12 m (Ref. 9710)

Trophic Level

2 s.e. 0.00 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

16.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5078 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low to moderate vulnerability (27 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