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🌊 Marine Least Concern 🌡️ Tropical

Dark-shouldered snake eel

Ophichthus cephalozona Bleeker, 1864
Max Length
115 cm
Max Weight
-
Lifespan
-
Trophic Level
4.1
Depth
0–30 m
Climate
Tropical
Resilience
Medium
Vulnerability
53.00/100
Typical Length
-
Depth Zone
reef

📖 Overview

Inhabits muddy to sandy inshore areas and occasionally forages in the open at night . Burrowing species . Caught rarely with gill net from the muddy shallow bottoms of Ryukyu Islands . Nocturnally active (Ref 90102).

Scientific Name
Ophichthus cephalozona
Authority
Bleeker, 1864
Habitat
Marine
Climate
Tropical
IUCN Status
LC
Max Length
115 cm
Depth Range
0–30 m
Latitude
26°S – 38°N
Trophic Level
4.1
Resilience
Medium
Vulnerability
53.00/100
Salinity
30–40 ppt

🔬 Taxonomy

Kingdom
Animalia
Phylum
Chordata
Class
Teleostei
Teleostei
Order
Anguilliformes
Anguilliformes
Family
Ophichthidae
Ophichthidae
Genus
Ophichthus
Ophichthus
Species
Dark-shouldered snake eel
Ophichthus cephalozona

🐟 Physical Description

Vertebrae: 155 - 157. Body pale, almost white, with dark snout and distinctive marking on back of head. : eel-like; Cross section: circular.

🌀 Behaviour

Behavioural data for Dark-shouldered snake eel 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; depth range 0 - 30 m . Tropical; 38°N - 26°S, 96°E - 148°W

🌿 Ecology

Zone Preferences
🌊 Marine 🪸 Reef Associated
Trophic Level
4.1±0.7

📐 Morphometrics

Length–Weight Relationship: W = 0.00093 × L2.99 (TL)
Max TL
115cm
Vertebrae
156

🌡️ 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
53.00/100
Moderate-High vulnerability
Trophic Level
4.1
Apex / Top predator
Climate Zone
Tropical
Latitude Range
38°N – 26°S
Described By
Bleeker, 1864

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Black-neck Snake Eel · Blacksaddle Snake Eel · Dark-shouldered Snake eel · Dark-shouldered Snake-eel · Headsaddle Snake Eel · One-banded Snake-eel
🌍CES hadař pruhohlavý
🇫🇷French Anguille-serpent tête noire
🇯🇵Japanese Kataguroumihebi · カタグロウミヘビ
🇵🇹Portuguese Falsa-moréia-de-colarinho-preto
🇪🇸Spanish Tieso de cuello negro
🌍TGL Igat
🇨🇳Chinese 硬骨仔 · 硬骨篡 · 篡仔 · 頸帶蛇鰻 · 頸斑蛇鰻 · 鰻仔

Scientific Synonyms

Scientific Name Author Year Status
Ophichthys cephalozona Bleeker 1864 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 7 records indexed .

Occurrence density from GBIF View GBIF records ↗

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