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🌊 Marine Data Deficient 🍽️ Edible 🌡️ Subtropical

Bastard sole

Microchirus theophila Risso, 1810
Max Length
46 cm
Max Weight
Lifespan
Trophic Level
3.3
Depth
40–380 m
Climate
Subtropical
Resilience
Medium
Vulnerability
37.00/100
Typical Length
Depth Zone
demersal

📖 Overview

Overview information for Bastard sole is currently being compiled by our editorial team.

Scientific Name
Microchirus theophila
Authority
Risso, 1810
Habitat
Marine
Climate
Subtropical
IUCN Status
DD
Max Length
46 cm
Depth Range
40–380 m
Trophic Level
3.3
Resilience
Medium
Vulnerability
37.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Physical description for Bastard sole is currently being compiled.

🌀 Behaviour

Behavioural data for Bastard sole is currently being reviewed.

🦐 Diet

Diet information for Bastard sole is currently being compiled.

🥚 Reproduction

Size at Maturity
23cm TL

🌍 Habitat & Distribution

Marine; demersal; depth range 40 - 380 m . Subtropical; 52°N - 12°N, 18°W - 4°W Central Atlantic: Mauritania and Canary Islands (Santa Cruz and Tenerife); extending into the northeast Atlantic from Portugal and southwest of Great Britain.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.3±0.4

📐 Morphometrics

Length–Weight Relationship: W = 0.00871 × L3.01 (TL)
Max TL
46cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2014

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
37.00/100
Moderate vulnerability
Trophic Level
3.3
Predator
Climate Zone
Subtropical
Described By
Risso, 1810

🍽️ Edibility & Flavour

"Bastard 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 Bastard sole is currently being compiled from USDA FoodData Central.

🔬 Mercury Safety

Mercury data for Bastard 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 Bastard sole
🇩🇰Danish Tunge
🇩🇪German Seezunge
🇫🇮Finnish Meriantura
🇫🇷French Sole-perdrix juive
🌍ISL Sólkoli
🇮🇹Italian Sogliola
🇳🇱Dutch Tong
🇳🇴Norwegian Tunge
🇵🇱Polish Azewia
🇵🇹Portuguese Azevia
🇪🇸Spanish Acevia · Lenguado · Lenguao
🌍SRP List

Scientific Synonyms

Scientific Name Author Year Status
Pegusa theophila Risso 1810 Synonym
Pleuronectes theophilus Risso 1810 Synonym
Solea angulosa Kaup 1858 Synonym
Solea stephanica Chabanaud 1926 Synonym
Solea theophilus Risso 1810 Synonym
Zevaia theophila Risso 1810 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Bastard sole ↗
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