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🌊 Marine Least Concern 🍽️ Edible 🌡️ Temperate

American smooth flounder

Liopsetta putnami Gill, 1864
Max Length
27 cm
Max Weight
Lifespan
Trophic Level
3.4
Depth
1–27 m
Climate
Temperate
Resilience
Medium
Vulnerability
21.00/100
Typical Length
20 cm
Depth Zone
demersal

📖 Overview

Inhabits inshore waters, shallow estuaries, river mouths and sheltered bays . Benthic species. Feeds on worms, crustaceans and molluscs .

Scientific Name
Liopsetta putnami
Authority
Gill, 1864
Habitat
Marine
Climate
Temperate
IUCN Status
LC
Max Length
27 cm
Depth Range
1–27 m
Trophic Level
3.4
Resilience
Medium
Vulnerability
21.00/100
Salinity
30–40 ppt

🐟 Physical Description

Physical description for American smooth flounder is currently being compiled.

🌀 Behaviour

Behavioural data for American smooth flounder is currently being reviewed.

🦐 Diet

Diet information for American smooth flounder is currently being compiled.

🥚 Reproduction

Size at Maturity
9.8cm TL

🌍 Habitat & Distribution

Marine; brackish; demersal; depth range 1 - 27 m , usually ? - 10 m . Temperate; 60°N - 41°N, 71°W - 50°W Northwest Atlantic: Ungava Bay in Quebec, Canada to Rhode Island in USA.

🌿 Ecology

Zone Preferences
🌊 Marine 🌿 Brackish ⬇️ Benthic
Trophic Level
3.4±0.44
Food Items

worms, crustaceans and molluscs (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00912 × L3.1 (TL)
Max TL
27cm

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2021

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
21.00/100
Low vulnerability
Trophic Level
3.4
Predator
Climate Zone
Temperate
Described By
Gill, 1864

🍽️ Edibility & Flavour

"Liopsetta Putnami 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 17.5 g
Omega-3 (total) 276 mg

🔬 Mercury Safety

Mercury data for American smooth flounder 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

👥 Community & Contribute

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