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🌊 Marine Data Deficient 🌡️ Tropical

Tuamotu's dwarf lionfish

Neochirus tuamotuensis Matsunuma & Motomura, 2013
Max Length
5.7 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
18.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Tuamotu's dwarf lionfish (Neochirus tuamotuensis) is a ray-finned fish. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 5.7 cm. With a trophic level of 3.5, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.

Scientific Name
Neochirus tuamotuensis
Authority
Matsunuma & Motomura, 2013
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
DD
Max Length
5.7 cm
Trophic Level
3.5
Resilience
High
Vulnerability
18.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Neochirus
Neochirus
Species
Tuamotu's dwarf lionfish
Neochirus tuamotuensis

🐟 Physical Description

Dorsal spines (total): 13; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 5; Vertebrae: 24. This species is distinguished by the following set of characters: D 9; A 5; pectoral-fin rays 19; tip of snout without barbel; profile of posterior margin of pectoral fin bilobed (notched at midpoint); body depth 35.4% of SL; body width 18.6% of SL; head length 37.6% of SL; head width 12.9% of SL; orbit diameter 12.9% of SL; postorbital length 15.3% of SL; suborbital ridge with 14-16 spines; pterotic with 8 spines; no large, soft-rayed portion of dorsal fin without ocellated spot .: fusiform / normal; Cross section: oval.

🌀 Behaviour

Behavioural data for Tuamotu's dwarf lionfish 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; demersal; depth range ? - 120 m . Tropical

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.5±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3.02 (TL)
Max TL
5.7cm
Dorsal Spines
13
Dorsal Rays
9
Anal Spines
3
Anal Rays
5
Vertebrae
24

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2015

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
18.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Described By
Matsunuma & Motomura, 2013

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