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

🌊 Marine Least Concern 🍽️ Edible 🌡️ Tropical

Genko sole

Cynoglossus interruptus Günther, 1880
Max Length
19.7 cm
Max Weight
Lifespan
Trophic Level
3.4
Depth
50–150 m
Climate
Tropical
Resilience
High
Vulnerability
22.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Genko sole (Cynoglossus interruptus) is a ray-finned fish of the family Cynoglossidae. It inhabits marine (saltwater) waters in benthic environments. This species can reach a maximum total length of 19.7 cm. It occurs at depths between 50 and 150 metres. With a trophic level of 3.4, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Least Concern on the IUCN Red List. Commercially fished and consumed as food.

Scientific Name
Cynoglossus interruptus
Authority
Günther, 1880
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
19.7 cm
Depth Range
50–150 m
Trophic Level
3.4
Resilience
High
Vulnerability
22.00/100
Salinity
30–40 ppt

🐟 Physical Description

Physical description for Genko sole is currently being compiled.

🌀 Behaviour

Behavioural data for Genko sole is currently being reviewed.

🦐 Diet

Diet information for Genko sole is currently being compiled.

🥚 Reproduction

Reproduction data for Genko sole is currently being compiled.

🌍 Habitat & Distribution

Marine; demersal; depth range 50 - 150 m . Tropical Northwest Pacific: Hokkaido, Japan to the South China Sea.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.4±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.0049 × L3.18 (TL)
Max TL
19.7cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
22.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Tropical
Described By
Günther, 1880

🍽️ Edibility & Flavour

"Genko sole is an edible species."

✗ Not for Raw
✓ Fresh Indicators
  • Clear, bright eyes — cloudy eyes indicate age
  • Firm flesh that springs back when pressed
  • Fresh ocean smell, never strong or ammonia-like
  • Bright red or pink gills, not grey or brown
  • Shiny, moist skin with scales tightly attached
✗ Avoid If
  • Cloudy or sunken eyes
  • Strong fishy or ammonia odour
  • Soft, mushy flesh that doesn't spring back
  • Discoloured or dry flesh
Best Cooking Methods
Baking Grilling Pan-frying

Nutrition

Detailed nutritional data for Genko sole is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Genko sole has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.

🌿 Sustainability

Best Choice
Healthy stocks, low impact
Good Alternative
Well-managed, minor concerns
Use Caution
Check sourcing and season
Avoid
Overfished or high impact

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Genko sole · Mottled Tonguefish
🇯🇵Japanese Genko · ゲンコ
🇰🇷Korean Chil-seo-dae · 칠서대
🇨🇳Chinese 扁魚 · 斷線舌鰨 · 比目魚 · 牛舌 · 皇帝魚 · 龍舌

Scientific Synonyms

Scientific Name Author Year Status
Areliscus interruptus Günther 1880 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 3 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
0 Observations logged on Aquareap

No observations yet — be the first to log one!

View all observations for Genko sole ↗
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.