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🌊 Marine Least Concern 🌡️ Tropical

One-spot moray

Gymnothorax monostigma Regan, 1909
Max Length
65 cm
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
-
Climate
Tropical
Resilience
Medium
Vulnerability
46.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

One-spot moray (Gymnothorax monostigma), first described by Regan, 1909 is a large fish in the family Muraenidae (order Anguilliformes). Adults typically reach 65.00 cm in maximum length. It inhabits marine coastal and open-ocean environments. It occurs in Tropical waters. Diet is predominantly piscivorous, targeting other fish and larger prey. On the IUCN Red List, it is classified as Least Concern.

Scientific Name
Gymnothorax monostigma
Authority
Regan, 1909
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
65 cm
Latitude
24°S – 16°N
Trophic Level
4
Resilience
Medium
Vulnerability
46.00/100
Salinity
30–40 ppt

🐟 Physical Description

Dorsal spines (total): 0; Dorsal soft rays (total): 0; Anal spines: 0; Anal soft rays: 0; Vertebrae: 129 - 133. Plain brown moray that has a distinctive dark ring around each eye that extends backwards as a rectangular blotch and white spots surrounding each mucus pore around the mouth. : eel-like.

🌀 Behaviour

Behavioural data for One-spot moray is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

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

🌍 Habitat & Distribution

Marine; reef-associated. Tropical; 16°N - 24°S Pacific Ocean: Maldives (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
4±0.6

📐 Morphometrics

Length–Weight Relationship: W = 0.00047 × L3.28 (TL)
Max TL
65cm
Vertebrae
131

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2011

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
46.00/100
Moderate-High vulnerability
Trophic Level
4
Apex / Top predator
Climate Zone
Tropical
Latitude Range
16°N – 24°S
Described By
Regan, 1909

👥 Community & Contribute

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