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🌊 Marine Least Concern 🐠 Aquarium 🌡️ Subtropical

Halfmoon picassofish

Rhinecanthus lunula Randall & Steene, 1983
Max Length
28 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
10–30 m
Climate
Subtropical
Resilience
Medium
Vulnerability
30.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

A rare species that lives in outer reef areas. Feeds on fishes, benthic invertebrates, algae and organic matter .

Scientific Name
Rhinecanthus lunula
Authority
Randall & Steene, 1983
Habitat
Marine
Climate
Subtropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
28 cm
Depth Range
10–30 m
Trophic Level
3.5
Resilience
Medium
Vulnerability
30.00/100
Salinity
30–40 ppt

🐟 Physical Description

Caudal fin with black crescent.: short and / or deep.

🌀 Behaviour

Behavioural data for Halfmoon picassofish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; reef-associated; depth range 10 - 30 m . Subtropical Pacific Ocean:Australia (Queensland) to the Pitcairn Islands.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.5±0.3
Food Items

fishes, benthic invertebrates, algae and organic matter (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.02692 × L2.91 (TL)
Max TL
28cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2022

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
30.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Short and / or deep
Climate Zone
Subtropical
Described By
Randall & Steene, 1983

👥 Community & Contribute

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