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Diadromous Least Concern 🌡️ Tropical

Many-eyed snake-eel

Ophichthus polyophthalmus Bleeker, 1864
Max Length
75 cm
Max Weight
-
Lifespan
-
Trophic Level
4
Depth
2–25 m
Climate
Tropical
Resilience
Medium
Vulnerability
48.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Many-eyed snake-eel (Ophichthus polyophthalmus) is a ray-finned fish of the family Ophichthidae. It inhabits diadromous, migrating between freshwater and the sea waters in reef-associated environments. This species can reach a maximum total length of 75 cm. It occurs at depths between 2 and 25 metres. With a trophic level of 4, it is a mid-level predator. It is assessed as Least Concern on the IUCN Red List.

Scientific Name
Ophichthus polyophthalmus
Authority
Bleeker, 1864
Habitat
Diadromous
Climate
Tropical
IUCN Status
LC
Max Length
75 cm
Depth Range
2–25 m
Trophic Level
4
Resilience
Medium
Vulnerability
48.00/100
Salinity
30–40 ppt

🐟 Physical Description

Vertebrae: 141 - 148. Pale red salmon in color, yellow spots on head, yellowish ocelli with dark margins on body . Gill opening ventral . : eel-like; Cross section: circular.

🌀 Behaviour

Behavioural data for Many-eyed snake-eel is currently being reviewed.

🦐 Diet

small fish
crustaceans
cephalopods

🥚 Reproduction

🐣 Oviparous 📦 Batch Spawner
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Marine; freshwater; brackish; reef-associated; depth range 2 - 25 m . Tropical East Africa to the Marquesas Islands.

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish 🪸 Reef Associated
Trophic Level
4±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00093 × L2.99 (TL)
Max TL
75cm
Vertebrae
145

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2019

📊 Population Risk & Fisheries

Population Resilience
Medium
Minimum doubling time
Fishing Vulnerability
48.00/100
Moderate-High vulnerability
Trophic Level
4
Apex / Top predator
Climate Zone
Tropical
Described By
Bleeker, 1864

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