Speckled longfin eel
📖 Overview
Adults occur in coastal lagoons, rivers, streams, lakes, swamps and farm dams, but prefer riverine habitats . Usually found in deep waters of reservoirs well away from the shore. Mature adults undertake annual spawning migrations to oceanic waters . Mainly nocturnal feeders. They feed on crustaceans, mollusks, aquatic and terrestrial insects, fish including elvers and native trout. Maximum size for female longfin eel taken from Ref. 6390. A reasonably good angling fish which may grow to 22 kilograms .
🔬 Taxonomy
🐟 Physical Description
Characterized by mottled color and tooth bands with a separated inner series. The only other species within its range with these characters is Anguilla marmorata, but that species has a longer dorsal fin .: eel-like.
🌀 Behaviour
Behavioural data for Speckled longfin eel is currently being reviewed.
🦐 Diet
🥚 Reproduction
Semelparous.
🌍 Habitat & Distribution
Marine; freshwater; brackish; demersal; catadromous ; depth range 0 - 3000 m . Tropical; 10°S - 43°S, 141°E - 161°E
🌿 Ecology
crustaceans, mollusks, aquatic and terrestrial insects, fish including elvers and native trout
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🎣 Angling Guide
- medium-heavy 7ft spinning rod
- 30-50 lb braid
- fluorocarbon leader
- grass flats
- oyster bars
- marsh drains
- deeper channel edges
Use barbless hooks, minimise air exposure, and revive fish head-first in current before release.
⚠️ Slot limits protect breeding-size fish. Verify daily bag limits.
🍽️ Edibility & Flavour
"Speckled longfin eel is an edible species."
- Clear, bright eyes — cloudy eyes indicate age
- Firm flesh that springs back when pressed
- Fresh ocean smell, never strong or ammonia-like
- Bright red or pink gills, not grey or brown
- Shiny, moist skin with scales tightly attached
- Cloudy or sunken eyes
- Strong fishy or ammonia odour
- Soft, mushy flesh that doesn't spring back
- Discoloured or dry flesh
⚡ Nutrition
Detailed nutritional data for Speckled longfin eel is currently being compiled from USDA FoodData Central.
🔬 Mercury Safety
Mercury data for Speckled longfin eel has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.
🌿 Sustainability
🔬 Full Nutritional Profile
Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)
📊 Population Dynamics
| Year | Region | Index | Notes |
|---|---|---|---|
| - | - | - |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 15 records indexed .
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