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Diadromous Least Concern 🍽️ Edible 🌡️ Tropical

Drab sole

Achirus achirus Linnaeus, 1758
Max Length
37 cm
Max Weight
1.0 kg
Lifespan
-
Trophic Level
4
Depth
1–20 m
Climate
Tropical
Resilience
Medium
Vulnerability
36.00/100
Typical Length
30 cm
Depth Zone
demersal

📖 Overview

Adults occur in the littoral zone, down to 20 m depth, and on all sandy-muddy bottoms of estuaries, rivers and coastal streams where it penetrates far enough sometimes. They hide completely in the sediment, leaving out its eyes, in order to look out for predators and prey. Feed on small crustaceans and fish. Reproduction is like to occur between July and September . Maximum length reported to reach 37 cm TL .

Scientific Name
Achirus achirus
Authority
Linnaeus, 1758
Habitat
Diadromous
Climate
Tropical
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
37 cm
Max Weight
1 kg
Depth Range
1–20 m
Trophic Level
4
Resilience
Medium
Vulnerability
36.00/100
Migration
Amphidromous
Water Temp
25–28 °C
Salinity
30–40 ppt

🐟 Physical Description

: short and / or deep.

🌀 Behaviour

Behavioural data for Drab sole is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Marine; freshwater; brackish; demersal; amphidromous ; depth range 1 - 20 m . Tropical; 25°C - 28°C Central Atlantic: from the Gulf of Paria to the mouth of the Amazon river.

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish ⬇️ Benthic
Migration
Amphidromous
Trophic Level
4±0.66
Food Items

small crustaceans and fish

📐 Morphometrics

Length–Weight Relationship: W = 0.01 × L3.05 (TL)
Max TL
37cm
Max Weight
1,000g

🌡️ Water Parameters & Tolerance

Temperature Range
25–28°C
Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2012

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
36.00/100
Moderate vulnerability
Trophic Level
4
Apex / Top predator
Body Shape
Short and / or deep
Climate Zone
Tropical
Described By
Linnaeus, 1758

🍽️ Edibility & Flavour

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

🔬 Mercury Safety

Mercury data for Drab 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 Drab sole
🇫🇷French Sole sombre · Sole, Sole sombre
🇵🇹Portuguese Linguado-lixa · Solha, Sôia, Tapa, Aramaçá

Scientific Synonyms

Scientific Name Author Year Status
Achirus maculipinnis gunteri Chabanaud 1940 Synonym
Monochir punctifer Castelnau 1855 Synonym
Monochirus lineatus Quoy & Gaimard 1824 Synonym
Pleuronectes achirus Linnaeus 1758 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 85 records indexed .

Occurrence density from GBIF View GBIF records ↗

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