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Brown demoiselle (Neopomacentrus filamentosus) — Pomacentridae

Brown demoiselle

Neopomacentrus filamentosus
Family: Pomacentridae

The Brown demoiselle (Neopomacentrus filamentosus) is a saltwater fish of the family Pomacentridae that grows up to 11 cm.

Length
11 cm
Water
Saltwater
Depth
5.0–12.0 m
Diet
Omnivore
Behaviour
Schooling
Activity
Diurnal
Body shape
Torpedo-shaped
Substrate
Stone or rock
Danger
Harmless
Range
Asia: Australia, Solomon Is., Brunei Darsm, Myanmar, Indonesia, Malaysia and others

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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

English name
Brown demoiselle sourced
Scientific name
Neopomacentrus filamentosus
Family
Pomacentridae
Other names
Brown demoiselle; Damselfish; Long-lobed damsel; Blue-spotted demoiselle verified

Appearance

Size class
Small verified
Max length (cm)
11.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Brown sourced
Tail shape
Forked inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
5.0 verified
Max depth (m)
12.0 verified
Natural range
Asia: Australia, Solomon Is., Brunei Darsm, Myanmar, Indonesia, Malaysia and others sourced
Origin
Native inferred

Behaviour & biology

Diet
Omnivore inferred
Diet (detail)
Invertebrates, algae and detritus inferred
Social behaviour
Schooling sourced
Territorial
No inferred
Activity
Diurnal inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Fishing method
Small in size and barely an angling target; mostly caught incidentally or as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
First aid
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. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Neopomacentrus

More from the family Pomacentridae

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