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🌊 Marine 🍽️ Edible 🎣 Game Fish 🌡️ Subtropical

Hapuku wreckfish

Polyprion oxygeneios Schneider & Forster, 1801
Max Length
160 cm
Max Weight
100.0 kg
Lifespan
60 yrs
Trophic Level
4.5
Depth
50–854 m
Climate
Subtropical
Resilience
Very low
Vulnerability
59.00/100
Typical Length
100 cm
Depth Zone
demersal

📖 Overview

A deepwater species, occurs in seamounts . Adults occur generally over rough ground from the central shelf (about 100 m) to the shelf edge and down to the upper slope. Juveniles are found in surface waters, perhaps school in association with drifting weed. Feed on barracouta and pilchards, in addition to various bottom-dwelling fish. Are primary gonochorists . Preyed upon by sperm whales . It is taken by droplining down to 400 m, and is sometimes seen in the trawled catch. Utilized fresh and frozen; can be steamed, fried, broiled, boiled, microwaved and baked . Severely overfished .

Scientific Name
Polyprion oxygeneios
Authority
Schneider & Forster, 1801
Habitat
Marine
Climate
Subtropical
Body Shape
Fusiform / normal
Max Length
160 cm
Max Weight
100 kg
Lifespan
60 years
Depth Range
50–854 m
Trophic Level
4.5
Resilience
Very low
Vulnerability
59.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 9 - 12; Dorsal soft rays (total): 12; Anal spines: 3; Anal soft rays: 7 - 9. : fusiform / normal.

🌀 Behaviour

Behavioural data for Hapuku wreckfish is currently being reviewed.

🦐 Diet

Diet information for Hapuku wreckfish is currently being compiled.

🥚 Reproduction

Size at Maturity
88cm TL

Are primary gonochorists .

🌍 Habitat & Distribution

Marine; demersal; depth range 50 - 854 m . Subtropical; 28°S - 50°S, 180°W - 180°E South Africa, Australia, New Zealand, Kermadec I.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
4.5±0.77
🐠 Schooling
Food Items

barracouta and pilchards, in addition to various bottom-dwelling fish

📐 Morphometrics

Length–Weight Relationship: W = 0.01072 × L2.99 (TL)
Max TL
160cm
Max Weight
100,000g
Dorsal Spines
11
Dorsal Rays
12
Anal Spines
3
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

📊 Population Risk & Fisheries

Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
59.00/100
High vulnerability
Trophic Level
4.5
Apex / Top predator
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Described By
Schneider & Forster, 1801

🍽️ Edibility & Flavour

Nutrition

Per 100g cooked - Source: USDA FoodData Central

Nutrient Amount
Protein 21 g
Omega-3 (total) 563 mg

🔬 Mercury Safety

Mercury data for Hapuku wreckfish 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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