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🌊 Marine Least Concern 🌡️ Tropical

Brown demoiselle

Neopomacentrus filamentosus Macleay, 1882
Max Length
11 cm
Max Weight
Lifespan
Trophic Level
3.4
Depth
5–12 m
Climate
Tropical
Resilience
High
Vulnerability
23.00/100
Typical Length
Depth Zone
reef

📖 Overview

Sporadic distribution . Adults inhabit soft bottoms of lagoons and inshore reefs around coral outcrops, rocks, debris, and others . Oviparous, distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs . Diurnal species.

Scientific Name
Neopomacentrus filamentosus
Authority
Macleay, 1882
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
11 cm
Depth Range
5–12 m
Trophic Level
3.4
Resilience
High
Vulnerability
23.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 13; Dorsal soft rays (total): 10 - 11; Anal spines: 2; Anal soft rays: 11 - 12. : fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Brown demoiselle is currently being reviewed.

🦐 Diet

Diet information for Brown demoiselle is currently being compiled.

🥚 Reproduction

🐣 Oviparous
Spawn Location
Demersal

Oviparous, distinct pairing during breeding . Eggs are demersal and adhere to the substrate . Males guard and aerate the eggs .

🌍 Habitat & Distribution

Marine; reef-associated; non-migratory; depth range 5 - 12 m . Tropical Central Pacific: Thailand (Phuket), Malaysia, Singapore, Philippines, Indonesia, Western Australia, Papua New Guinea, New Britain, Solomon Islands, and New Caledonia.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Migration
Non-migratory
Trophic Level
3.4±0.45

📐 Morphometrics

Length–Weight Relationship: W = 0.01445 × L3 (TL)
Max TL
11cm
Dorsal Spines
13
Dorsal Rays
11
Anal Spines
2
Anal Rays
12

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2021

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
23.00/100
Low vulnerability
Trophic Level
3.4
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Macleay, 1882

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Blue-spotted Demoiselle · Brown Demoiselle · Long-lobed Damsel
🏳️Catalan Damisel·la marró
🌍CES sapínek hnědý
🇵🇹Portuguese Donzela-marrom

Scientific Synonyms

Scientific Name Author Year Status
Gliphidodon filamentosus Macleay 1882 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Brown demoiselle ↗
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