Fin's Fish Guide
The Threeline damsel (Pomacentrus trilineatus) is a saltwater fish of the family Pomacentridae that grows up to 10 cm.
Africa: Jordan, Kenya, Madagascar, Mozambique, Oman, Saudi Arabia and others
Description
The threeline damsel is a small reef fish (Pomacentridae) from the western Indian Ocean. The species grows to about 10 cm and has a brown-grey body with fine blue lines on the head and back. As a territorial reef-dweller it lives above shallow coral and rocky reefs and eats algae, zooplankton and small invertebrates. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Threeline damsel?
The Threeline damsel has a flattened, disc-shaped body and is mainly brown.
Where does the Threeline damsel live?
The Threeline damsel lives in the sea (marine waters) and is mostly found around stony or rocky ground. Africa: Jordan, Kenya, Madagascar, Mozambique, Oman, Saudi Arabia and others
How big does the Threeline damsel get?
The Threeline damsel grows to a maximum of about 10 cm.
Is the Threeline damsel dangerous to humans?
No, the Threeline damsel is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Pomacentrus
More from the family Pomacentridae
Want the complete picture on the Threeline damsel?
Point your camera at the fish and Fin names the species in seconds. Free, and the Threeline damsel is one of 12,519 species in the app.