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🌊 Marine 🍽️ Edible 🌡️ Temperate

Blue ling

Molva dypterygia Pennant, 1784
Max Length
155 cm
Max Weight
30.0 kg
Lifespan
20 yrs
Trophic Level
4.5
Depth
150–1000 m
Climate
Temperate
Resilience
Low
Vulnerability
75.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Found mostly from 350-500 m depth on muddy bottoms. Feed on crustaceans and fish (flatfishes, gobies, rocklings) .

Scientific Name
Molva dypterygia
Authority
Pennant, 1784
Habitat
Marine
Climate
Temperate
Body Shape
Elongated
Max Length
155 cm
Max Weight
30 kg
Lifespan
20 years
Depth Range
150–1000 m
Trophic Level
4.5
Resilience
Low
Vulnerability
75.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 0; Anal spines: 0; Anal soft rays: 70 - 81. Lower jaw longer than upper jaw; barbel shorter than eye diameter. Back gray-brown, grading to white ventrally. Posterior portions of vertical fins dark with pale margins.: elongated.

🌀 Behaviour

Behavioural data for Blue ling is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

Size at Maturity
86.5cm TL

🌍 Habitat & Distribution

Marine; demersal; non-migratory; depth range 150 - 1000 m , usually 350 - 500 m . Temperate; 79°N - 29°N, 65°W - 44°E Northeast Atlantic: Southwestern Barents Sea, sometimes north to Spitsbergen, southeastern Greenland, southern coast of Iceland, around the British Isles and south to Morocco and into the western Mediterranean.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Migration
Non-migratory
Trophic Level
4.5±0.6
Food Items

crustaceans and fish (flatfishes, gobies, rocklings) (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00282 × L3.05 (TL)
Max TL
155cm
Max Weight
30,000g
Anal Rays
76

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
75.00/100
High vulnerability
Trophic Level
4.5
Apex / Top predator
Body Shape
Elongated
Climate Zone
Temperate
Described By
Pennant, 1784

🍽️ Edibility & Flavour

"Blue ling 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 17.6 g
Omega-3 (total) 381 mg

🔬 Mercury Safety

Mercury data for Blue ling 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

🔬 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

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Blue Ling
🌍CYM Honosiaid Glas · honos glas
🇩🇰Danish Blålange · Byrkelange
🇩🇪German Blauleng
🌍ELL pentiki
🇫🇮Finnish Tylppäpyrstömolva
🇫🇷French Lingue batarde · Lingue bleue · Lingue espagnole · lingue
🌍ISL Blálanga
🇮🇹Italian Molva · Molva azzurra · Molva occhiona
🌍MLT Linarda · Lipp
🇳🇱Dutch Blauwe leng · Spaanse leng
🌍NNO blålange · bjørkelange · byrkelange
🌍NOB bjørkelange · blålange · byrkelange
🇳🇴Norwegian Blalange
🇵🇱Polish Molwa nibieska · Molwa niebieska
🇵🇹Portuguese Donzela-azul · Maruca-azul
🇪🇸Spanish Arbitán · Escolá · Maruca azul
🌍SRP Manjic morski
🇸🇪Swedish Birkelånga · Blålånga

Scientific Synonyms

Scientific Name Author Year Status
Gadus abyssorum Nilsson 1832 Synonym
Gadus dypterygius Pennant 1784 Synonym
Molva abyssorum Nilsson 1832 Synonym
Molva dypterygia dypterygia Pennant 1784 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 26 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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