WHATSTHATFISH
Bony fish

Threeline Damsel

Pomacentrus trilineatus

Also known as: Threeline Damselfish

LCLeast ConcernIUCN Red List, 2022
Adult
@designedforx · KE, Kenya · July 20161 / 4
01

Overview

Found singly, or in pairs, over very shallow, rocky inshore areas, of coral reefs.

Damselfish are egg layers.
First they clear a site ready for a nest, then engage in a mating dance with rapid swimming and fin movements, during this time the males will often turn a shade or two darker and may display white blotches. Spawning occurs at dawn.

02

How to identify

Pattern
blue lines
Behaviour
pairssolitary

Tap any trait to see other fish that share it.

03

Habitat & where to find it

  • Range · Western Indian Ocean
  • Country only · 4
LIVES IN

Found singly, or in pairs, over very shallow, rocky inshore areas, of coral reefs.

04

Adult photos 4

05

Discussion

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    ALL STAGES
    FOR THE MARINE-BIOLOGY CURIOUS

    Deep dive

    Taxonomy

    1. kingdomAnimalia
    2. phylumChordata
    3. classTeleostei
    4. orderOvalentaria incertae sedis
    5. familyPomacentridae
    6. genusPomacentrus
    7. speciesPomacentrus trilineatus Cuvier, 1830

    SourcesWoRMSFishBase

    06

    More in the family

    Damselfishes (Pomacentridae)