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🌊 Marine Least Concern 🌡️ Tropical

Oblique-banded grouper

Epinephelus radiatus Day, 1868
Max Length
70 cm
Max Weight
-
Lifespan
-
Trophic Level
3.8
Depth
18–383 m
Climate
Tropical
Resilience
Low
Vulnerability
61.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Adults are found at depths between 80 to 383 m; juveniles in 18 to 20 m , over hard substrates . The species is apparently rare .

Scientific Name
Epinephelus radiatus
Authority
Day, 1868
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
70 cm
Depth Range
18–383 m
Latitude
24°S – 36°N
Trophic Level
3.8
Resilience
Low
Vulnerability
61.00/100
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 11; Dorsal soft rays (total): 13 - 15; Anal spines: 3; Anal soft rays: 8. Distinguished by the following characteristics: tan body color with 5 oblique dark-edged pale bands; dark bands with scattered small black spots and pale blotches, especially dorsally; pale interspaces with small dark brown spots, mainly arranged in series along the middle of the interspaces; adults with dark brown line from the lower edge of the eye to the edge of the subopercle; faint dark band along the maxillary groove and continuing to the edge of the interopercle; dorsal fin and caudal fin covered with small dark spots; juveniles dark brown with black-edged pale brown bands enclosing numerous small black spots; body depth contained 2.6-3.0 times in SL; head length 2.1-2.3 times in SL; nearly flat interorbital, dorsal head profile slightly convex; 2-5 distinctly enlarged serrae on preopercle angle; upper edge of operculum almost straight; adults posterior nostril diameter 2-3 times that of anterior nostrils; maxilla reaches to or past vertical at rear edge of eye; 2 rows of teeth on midlateral part of lower jaw .: fusiform / normal; Cross section: compressed.

🌀 Behaviour

Behavioural data for Oblique-banded grouper is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring-summer
Spawn Location
Pelagic
Fertilization
External

🌍 Habitat & Distribution

Marine; demersal; depth range 18 - 383 m . Tropical; 36°N - 24°S, 36°E - 155°E West Pacific: spotty distribution from the Red Sea to Japan and Papua New Guinea.

🌿 Ecology

Zone Preferences
🌊 Marine ⬇️ Benthic
Trophic Level
3.8±0.61

📐 Morphometrics

Length–Weight Relationship: W = 0.01738 × L3.11 (TL)
Max TL
70cm
Dorsal Spines
11
Dorsal Rays
14
Anal Spines
3
Anal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2017

📊 Population Risk & Fisheries

Population Resilience
Low
Minimum doubling time
Fishing Vulnerability
61.00/100
High vulnerability
Trophic Level
3.8
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Latitude Range
36°N – 24°S
Described By
Day, 1868

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Oblique-banded Rockcod · Oblique-banded grouper · Obliquebanded Grouper · Radiant Rock-cod · Radiant Rockcod
🇸🇦Arabic Hamour
🌍CES kanic šikmopruhý
🇫🇷French Merou Zebre
🇯🇵Japanese Kakehashihata · カケハシハタ
🇰🇷Korean 마라바리
🇵🇹Portuguese garoupa-zebrada
🇪🇸Spanish Mero Acebrado
🌍THA ปลากะรังลายเฉียง
🇨🇳Chinese 石斑 · 雲紋石斑 · 雲紋石斑魚 · 電紋石斑 · 電紋石斑魚 · 鱠仔

Scientific Synonyms

Scientific Name Author Year Status
Epinephelus doderleinii Franz 1910 Synonym
Epinephelus doederleinii Franz 1910 Synonym
Epinephelus radians Day 1868 Synonym
Epinephelus radiates Day 1868 Synonym
Epinephilus radiatus Day 1868 Synonym
Serranus radiatus Day 1868 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .

Occurrence density from GBIF View GBIF records ↗

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