New 🐟 Mercury Safety Guide & Omega-3 Rankings Updated for 2026. View Omega-3 Rankings →

🌊 Marine Least Concern 🌡️ Subtropical

Naked-belly Coffinfish

Chaunax nudiventer Ho & Shao, 2010
Max Length
16.6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.9
Depth
282–1089 m
Climate
Subtropical
Resilience
-
Vulnerability
10.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Naked-belly Coffinfish (Chaunax nudiventer), first described by Ho & Shao, 2010 is a medium-sized fish in the family Chaunacidae (order Lophiiformes). Adults typically reach 16.60 cm in maximum length. It inhabits marine coastal and open-ocean environments. Recorded depth range: 282 to 1089 metres. It occurs in Subtropical waters. It feeds on a mix of small fish and invertebrates as a mid-level predator. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Chaunax nudiventer
Authority
Ho & Shao, 2010
Habitat
Marine
Climate
Subtropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
16.6 cm
Depth Range
282–1089 m
Trophic Level
3.9
Vulnerability
10.00/100
Salinity
30–40 ppt

🐟 Physical Description

A species of the C. abei species group that differs from its congeners in having large spots on the dorsal surface; a largely naked area on abdomen; a relatively short head (27.0–29.8% SL) and a relatively long tail (tail length 1=34.0-35.6% SL), reflected in the relatively elongated body; dermal spines on body surface all simple, relatively slender and elongated; and relatively high lateral line neuromast counts, 39–50 (mainly 41–43) in lateral line proper, 3–5 (mainly 4) in upper peropercular series, and 15–19 (mainly 16–17) in pectoral series, which is well extended beyond pectoral fin base .: short and / or deep.

🌀 Behaviour

Behavioural data for Naked-belly Coffinfish 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; bathydemersal; depth range 282 - 1089 m . Subtropical; 23°S - 30°S, 168°W - 169°W Southwest Pacific: New Caledonia, South Fiji Ridge and now off northern New Zealand.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.9±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.01905 × L3.02 (TL)
Max TL
16.6cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3.9
Predator
Body Shape
Short and / or deep
Climate Zone
Subtropical
Described By
Ho & Shao, 2010

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet - be the first to log one!

View all observations for Naked-belly Coffinfish ↗
Suggest an Edit

Spotted incorrect or outdated data? Submit a correction and our editorial team will review it. Approved edits go live within 48 hours.

Link to a scientific paper, FishBase, or other authoritative source
Report an Issue

Found a factual error, broken data, or inappropriate content? Let us know and we will investigate promptly.