Longfin Damselfish

Stegastes diencaeus

Longfin Damselfish

A pugnacious damselfish of sheltered lagoons and inshore reefs, the longfin defends its patch of coral and rock against all comers. Pairs spawn over the bottom, and the male fans and guards the sticky eggs until they hatch.

Taxonomy: Animalia › Chordata › Teleostei › Ovalentaria incertae sedis › Pomacentridae › Stegastes

Species data via the World Register of Marine Species (WoRMS), AphiaID 276666.

FAQ

How deep does the Longfin Damselfish live?
The Longfin Damselfish (Stegastes diencaeus) is typically found at 2–45 m.
Is the Longfin Damselfish dangerous to divers?
The Longfin Damselfish is harmless to divers.
How big does the Longfin Damselfish get?
The Longfin Damselfish grows to about 12.5 cm.