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

🌊 Marine 🌡️ Deep-water

Whiskered snailfish

Allocareproctus ungak Orr & Busby, 2006
Max Length
12.9 cm
Max Weight
Lifespan
Trophic Level
3.4
Depth
318–461 m
Climate
Deep-water
Resilience
High
Vulnerability
18.00/100
Typical Length
Depth Zone
deep-water

📖 Overview

Smallest female with yolked eggs measured 8.5 cm SL; smallest male with enlarged, swollen testes 9.5 cm SL .

Scientific Name
Allocareproctus ungak
Authority
Orr & Busby, 2006
Habitat
Marine
Climate
Deep-water
Max Length
12.9 cm
Depth Range
318–461 m
Trophic Level
3.4
Resilience
High
Vulnerability
18.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Genus
Allocareproctus
Allocareproctus
Species
Whiskered snailfish
Allocareproctus ungak

🐟 Physical Description

Diagnosis: Teeth are strongly trilobed; nasal pore 1 with unpigmented papilla; peritoneum black; orobuccal valve with 1 finger-like projection; orobuccal cavity pale; gill rakers 7-11, short and blunt; interorbital papilla present; pyloric caeca on right or left side; body red; iris silver gray .

🌀 Behaviour

Behavioural data for Whiskered snailfish is currently being reviewed.

🦐 Diet

Diet information for Whiskered snailfish is currently being compiled.

🥚 Reproduction

Reproduction data for Whiskered snailfish is currently being compiled.

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 318 - 461 m . Deep-water Northeast Pacific: Aleutian Islands.

🌿 Ecology

Zone Preferences
🌊 Marine 🌑 Deep Water
Trophic Level
3.4±0.5

📐 Morphometrics

Length–Weight Relationship: W = 0.00525 × L3.15 (TL)
Max TL
12.9cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
18.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Deep-water
Described By
Orr & Busby, 2006

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet — be the first to log one!

View all observations for Whiskered snailfish ↗
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Spotted incorrect or outdated data?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.