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🌊 Marine Least Concern 🌡️ Tropical

Blue-spotted large-eye bream

Gymnocranius microdon Bleeker, 1851
Max Length
45 cm
Max Weight
-
Lifespan
-
Trophic Level
3.4
Depth
15–50 m
Climate
Tropical
Resilience
Medium
Vulnerability
36.00/100
Typical Length
35 cm
Depth Zone
reef

📖 Overview

Found over sandy and rubble bottoms near rock and coral reefs. Solitary on sand slopes in clear coastal lagoon habitats . May be found in small groups . Feeds on small bottom-living invertebrates. Marketed fresh .

Scientific Name
Gymnocranius microdon
Authority
Bleeker, 1851
Habitat
Marine
Climate
Tropical
Body Shape
Fusiform / normal
IUCN Status
LC
Max Length
45 cm
Depth Range
15–50 m
Latitude
10°S – 37°N
Trophic Level
3.4
Resilience
Medium
Vulnerability
36.00/100
Migration
Non-migratory
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Dorsal spines (total): 10; Dorsal soft rays (total): 9 - 10; Anal spines: 3; Anal soft rays: 9 - 10. : fusiform / normal; Cross section: oval.

🌀 Behaviour

Behavioural data for Blue-spotted large-eye bream 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; reef-associated; non-migratory; depth range 15 - 50 m . Tropical; 37°N - 10°S West Pacific: known only from southern Japan, the South China Sea, the Marshall Islands, and off Phuket, Thailand in the Andaman Sea.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Migration
Non-migratory
Trophic Level
3.4±0.41
🧍 Solitary
Food Items

small bottom-living invertebrates

📐 Morphometrics

Length–Weight Relationship: W = 0.01698 × L2.98 (TL)
Max TL
45cm
Dorsal Spines
10
Dorsal Rays
10
Anal Spines
3
Anal Rays
10

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2015

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
36.00/100
Moderate vulnerability
Trophic Level
3.4
Predator
Body Shape
Fusiform / normal
Climate Zone
Tropical
Latitude Range
37°N – 10°S
Described By
Bleeker, 1851

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Dentex microdon Bleeker 1851 Synonym
Gymnocranium microdon Bleeker 1851 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 2 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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