The Brown demoiselle (Neopomacentrus filamentosus) is a saltwater fish of the family Pomacentridae that grows up to 11 cm.
Asia: Australia, Solomon Is., Brunei Darsm, Myanmar, Indonesia, Malaysia and others
Description
The brown demoiselle is a damselfish (Pomacentridae) from reef water of the Indo-West Pacific. The species grows to about 8 cm and has an oval, grey-brown body with a yellow cast on the tail and thread-like extended upper and lower tail lobes. As a schooling fish it hovers in loose groups above coral and rocky reefs and snaps at small zooplankton and algae. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Brown demoiselle?
The Brown demoiselle has a torpedo-shaped body and is mainly brown.
Where does the Brown demoiselle live?
The Brown demoiselle lives in the sea (marine waters) and is mostly found around stony or rocky ground. Asia: Australia, Solomon Is., Brunei Darsm, Myanmar, Indonesia, Malaysia and others
How big does the Brown demoiselle get?
The Brown demoiselle grows to a maximum of about 11 cm.
Is the Brown demoiselle dangerous to humans?
No, the Brown demoiselle 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 Neopomacentrus
More from the family Pomacentridae

Want the complete picture on the Brown demoiselle?
Point your camera at the fish and Fin names the species in seconds. Free, and the Brown demoiselle is one of 12,519 species in the app.