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🌊 Marine Least Concern 🍽️ Edible 🌡️ Temperate

Alaska plaice

Pleuronectes quadrituberculatus Pallas, 1814
Max Length
87 cm
Max Weight
3.5 kg
Lifespan
37 yrs
Trophic Level
3.6
Depth
0–600 m
Climate
Temperate
Resilience
Very low
Vulnerability
68.00/100
Typical Length
36 cm
Depth Zone
-

📖 Overview

Alaska plaice (Pleuronectes quadrituberculatus) is a ray-finned fish of the family Pleuronectidae. It inhabits marine (saltwater) waters. This species can reach a maximum total length of 87 cm. It occurs at depths between 0 and 600 metres. With a trophic level of 3.6, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List. Commercially fished and consumed as food.

Scientific Name
Pleuronectes quadrituberculatus
Authority
Pallas, 1814
Habitat
Marine
Climate
Temperate
Body Shape
Short and / or deep
IUCN Status
LC
Max Length
87 cm
Max Weight
3.5 kg
Lifespan
37 years
Depth Range
0–600 m
Trophic Level
3.6
Resilience
Very low
Vulnerability
68.00/100
Water Temp
3–8 °C
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 63 - 74; Anal spines: 0; Anal soft rays: 47 - 55. 5 high prominences on postocular ridge .: short and / or deep.

🌀 Behaviour

Behavioural data for Alaska plaice is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

Size at Maturity
30.2cm TL

🌍 Habitat & Distribution

Marine; bathydemersal; depth range 0 - 600 m . Temperate; 3°C - 8°C; 65°N - 42°N, 131°E - 145°W North Pacific: Peter the Great Bay to Point Hope in the Chukchi Sea south to Unalaska Island and east to Kayak Island in southeast Alaska.

🌿 Ecology

Zone Preferences
🌊 Marine
Trophic Level
3.6±0.1
Food Items

polychaetes and amphipods (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00794 × L3.08 (TL)
Max TL
87cm
Max Weight
3,500g
Dorsal Rays
69
Anal Rays
51

🌡️ Water Parameters & Tolerance

Temperature Range
3–8°C
Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2020

📊 Population Risk & Fisheries

Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
68.00/100
High vulnerability
Trophic Level
3.6
Predator
Body Shape
Short and / or deep
Climate Zone
Temperate
Described By
Pallas, 1814

🍽️ Edibility & Flavour

⚡ Nutrition

Per 100g cooked - Source: USDA FoodData Central

Nutrient Amount
Protein 17.3 g
Omega-3 (total) 290 mg

🔬 Mercury Safety

Mercury data for Alaska plaice 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 (lean white fish average)

Proximate Composition
Energy90 kcal
Moisture80 %
Protein18 %
Total Fat1.2 %
Ash1.2 %
Fatty Acids (g)
Saturated Fat0.3 g
Monounsaturated Fat0.2 g
Polyunsaturated Fat0.4 g
Omega-3 Total0.3 g
EPA0.08 g
DHA0.15 g
Omega-6 Total0.05 g
Key Minerals & Vitamins
Calcium18 mg
Iron0.4 mg
Magnesium30 mg
Phosphorus200 mg
Potassium380 mg
Sodium60 mg
Zinc0.4 mg
Selenium30 µg
Vitamin B60.3 mg
Vitamin B121 µg

📊 Population Dynamics

Year Region Index Notes
- - -

👥 Community & Contribute

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