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🌊 Marine Least Concern 🍽️ Edible 🎣 Game Fish 🌡️ Subtropical

Longfinned bullseye

Cookeolus japonicus Cuvier, 1829
Max Length
-
Max Weight
5.0 kg
Lifespan
9 yrs
Trophic Level
3.5
Depth
40–400 m
Climate
Subtropical
Resilience
Medium
Vulnerability
34.00/100
Typical Length
30 cm
Depth Zone
reef

📖 Overview

Found on hard bottoms to a depth of about 400 m and reported to be moderately common at depths of 165 to 260 m in association with rocky holes and ledges; preferably with rich invertebrate growth such as sponges and soft corals . Benthopelagic . Juveniles pelagic . Feed on pelagic crustaceans . Probably spawns in the Caribbean from May to September. Solitary (Ref 90102).

Scientific Name
Cookeolus japonicus
Authority
Cuvier, 1829
Habitat
Marine
Climate
Subtropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Weight
5 kg
Lifespan
9 years
Depth Range
40–400 m
Latitude
56°S – 46°N
Trophic Level
3.5
Resilience
Medium
Vulnerability
34.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 10; Dorsal soft rays (total): 12 - 14; Anal spines: 3; Anal soft rays: 12 - 14. Last (10th) dorsal spine twice the length of the second . : fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Longfinned bullseye is currently being reviewed.

🦐 Diet

Diet information for Longfinned bullseye is currently being compiled.

🥚 Reproduction

Reproduction data for Longfinned bullseye is currently being compiled.

🌍 Habitat & Distribution

Marine; reef-associated; depth range 40 - 400 m , usually 165 - 200 m . Subtropical; 46°N - 56°S, 25°E - 5°W South Africa to the central Pacific islands, north to Japan and Korea, south to southeastern Australia.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
3.5±0.6
🧍 Solitary
Food Items

pelagic crustaceans (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.02042 × L2.89 (TL)
Max Weight
5,000g
Dorsal Spines
10
Dorsal Rays
13
Anal Spines
3
Anal Rays
13

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2013

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
34.00/100
Low vulnerability
Trophic Level
3.5
Predator
Body Shape
Fusiform / normal
Climate Zone
Subtropical
Latitude Range
46°N – 56°S
Described By
Cuvier, 1829

🍽️ Edibility & Flavour

"Longfinned bullseye 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 20.1 g
Omega-3 (total) 252 mg

🔬 Mercury Safety

Mercury data for Longfinned bullseye 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 Big-fin Bigeye · Bigeye · bulleye · Deepwater Bullseye · Long-finned Big-eye · Long-finned Bigeye · Long-finned Bullseye · Longfin Bigeye · Longfin Bulleye · Longfinned bullseye · Red Big Eye
🇸🇦Arabic Hamrah
🌍CES očař dlouhoploutvý
🇫🇷French Beauclaire longue aile
🇯🇵Japanese Chikame-kintoki · Chikamekintoki · チカメキントキ
🇰🇷Korean 뿔돔
🇵🇹Portuguese Fura-vasos Alfonsim · Olho-de-cão-majestoso
🇷🇺Russian Каталуф (кукеолус) японский
🇪🇸Spanish Catalufa · catalufa aleta larga · Catalufa de Aleta Larga
🇨🇳Chinese 嚴公仔 · 日本牛目鯛 · 日本紅目大眼鯛 · 紅目鰱

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 20 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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