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Diadromous Data Deficient 🌡️ Tropical

Pacific shortfinned eel

Anguilla obscura Günther, 1872
Max Length
110 cm
Max Weight
Lifespan
Trophic Level
4.5
Depth
0–3000 m
Climate
Tropical
Resilience
Very low
Vulnerability
70.00/100
Typical Length
60 cm
Depth Zone
demersal

📖 Overview

Adults inhabit freshwater streams, lakes and swamps, favouring coastal lagoons and the lower reaches of rivers . Spawning adults occur in marine waters. Sub-adults spend most of their lives in fresh or brackish waters . They feed mainly on fishes, crustaceans and mollusks.

Scientific Name
Anguilla obscura
Authority
Günther, 1872
Habitat
Diadromous
Climate
Tropical
IUCN Status
DD
Max Length
110 cm
Depth Range
0–3000 m
Latitude
27°S – 2°N
Trophic Level
4.5
Resilience
Very low
Vulnerability
70.00/100
Migration
Catadromous
Salinity
30–40 ppt

🔬 Taxonomy

🐟 Physical Description

Vertebrae: 102 - 108. Belongs to the group of anguillas which have a short dorsal fin which originates slightly before the anus . Most closely resembles Anguilla australis and A. bicolor, from which it can be distinguished with certainty only by the number of vertebrae. Also Ref. 2847.: eel-like.

🌀 Behaviour

Behavioural data for Pacific shortfinned eel is currently being reviewed.

🦐 Diet

Diet information for Pacific shortfinned eel is currently being compiled.

🥚 Reproduction

Semelparous.

🌍 Habitat & Distribution

Marine; freshwater; brackish; demersal; catadromous ; depth range 0 - 3000 m . Tropical; 2°N - 27°S South Africa (Ref.

🌿 Ecology

Zone Preferences
🌊 Marine 💧 Freshwater 🌿 Brackish ⬇️ Benthic
Migration
Catadromous
Trophic Level
4.5±0.8
Food Items

fishes, crustaceans and mollusks

📐 Morphometrics

Length–Weight Relationship: W = 0.0005 × L3.15 (TL)
Max TL
110cm
Vertebrae
105

🌡️ Water Parameters & Tolerance

Salinity Range
30–40ppt

🛡️ Conservation Assessment

IUCN Category
Data Deficient
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
Very low
Minimum doubling time
Fishing Vulnerability
70.00/100
High vulnerability
Trophic Level
4.5
Apex / Top predator
Climate Zone
Tropical
Latitude Range
2°N – 27°S
Described By
Günther, 1872

🌐 Names & Taxonomy

Language Common Names
🇬🇧English Brown Eel · Pacific Short-finned Eel · Pacific Shortfin Eel · Pacific shortfinned eel · Pacific shortfinned freshwater eel · Short-finned Eel · South Pacific Eel · shortfinned eel
🌍CES úhoř tichooceánský
🇫🇷French Anguille Sombre · Anguille de Vase · Anguille de vase, Anguille sombre
🇯🇵Japanese ポリネシアショートフィンウナギ
🇷🇺Russian Тихоокеанский короткоплавниковый речной угорь
🇪🇸Spanish Anguila Oscura
🇨🇳Chinese 灰鰻鱺

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) — 3 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

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