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Diadromous Least Concern 🍽️ Edible 🌡️ Tropical

Long tongue sole

Cynoglossus lingua Hamilton, 1822
Max Length
45 cm
Max Weight
-
Lifespan
-
Trophic Level
3.5
Depth
10–961 m
Climate
Tropical
Resilience
Medium
Vulnerability
35.00/100
Typical Length
25 cm
Depth Zone
demersal

📖 Overview

Adults live mainly in shallow muddy and sandy bottoms of the continental shelf, sometimes entering estuaries and tidal rivers . Usually deeply buried in the substrate during the day, but out and hunting at night . They feed mainly on benthic invertebrates. Marketed mostly fresh and frozen; also dried-salted .

Scientific Name
Cynoglossus lingua
Authority
Hamilton, 1822
Habitat
Diadromous
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
45 cm
Depth Range
10–961 m
Latitude
10°S – 25°N
Trophic Level
3.5
Resilience
Medium
Vulnerability
35.00/100
Migration
Amphidromous
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 126 - 138; Anal spines: 0; Anal soft rays: 97 - 114; Vertebrae: 57 - 66. : short and / or deep.

🌀 Behaviour

Behavioural data for Long tongue sole is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

Size at Maturity
10.8cm TL

🌍 Habitat & Distribution

Marine; freshwater; brackish; demersal; amphidromous ; depth range 10 - 961 m . Tropical; 25°N - 10°S, 32°E - 127°E West Pacific: Malay Archipelago including Thailand, Viet Nam, the Philippines and Indonesia westward to seas and estuaries of India and Pakistan to the Red Sea (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish ⬇️ Benthic
Migration
Amphidromous
Trophic Level
3.5±0.37
Food Items

benthic invertebrates

📐 Morphometrics

Length–Weight Relationship: W = 0.01047 × L3.05 (TL)
Max TL
45cm
Dorsal Rays
132
Anal Rays
106
Vertebrae
62

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
35.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Latitude Range
25°N – 10°S
Described By
Hamilton, 1822

🍽️ Edibility & Flavour

"Long tongue 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

Per 100g cooked - Source: USDA FoodData Central

Nutrient Amount
Protein 18.2 g
Omega-3 (total) 176 mg

🔬 Mercury Safety

Mercury data for Long tongue 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
✓ Sustainable Choice

🔬 Full Nutritional Profile

Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)

Proximate Composition
Energy125 kcal
Moisture75 %
Protein20 %
Total Fat4 %
Ash1.3 %
Fatty Acids (g)
Saturated Fat1 g
Monounsaturated Fat1.2 g
Polyunsaturated Fat1.5 g
Omega-3 Total1 g
EPA0.3 g
DHA0.5 g
Omega-6 Total0.3 g
Key Minerals & Vitamins
Calcium20 mg
Iron0.7 mg
Magnesium30 mg
Phosphorus220 mg
Potassium380 mg
Sodium55 mg
Zinc0.5 mg
Selenium32 µg
Vitamin B122 µg

📊 Population Dynamics

Year Region Index Notes
- - -

🌐 Names & Taxonomy

Language Common Names
🇬🇧English long tonguesole · textile tongue sole
🇸🇦Arabic سمك موسى اللسان الطويل · سمك موسى اللسان القماشي
🌍THA ปลายอดม่วงยาว · ปลายอดม่วงหงอนยาว
🌍VIE cá bơn lưỡi trâu

Scientific Synonyms

Scientific Name Author Year Status
Arelia lingua Hamilton 1822 Synonym
Arelia macrorhynchos Bleeker 1851 Synonym
Arelia potous Cuvier 1829 Synonym
Cynoglossus acinaces Jenkins 1910 Synonym
Cynoglossus potous Cuvier 1829 Synonym
Plagusia lingua Hamilton 1822 Synonym
Plagusia macrorhynchos Bleeker 1851 Synonym
Plagusia potous Cuvier 1829 Synonym
Pleuronectes potous Cuvier 1829 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 6 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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