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Highlands longfin eel (Anguilla interioris) — Anguillidae

Highlands longfin eel

Anguilla interioris
Family: Anguillidae

The Highlands longfin eel (Anguilla interioris) is a fish that lives in both fresh and salt water of the family Anguillidae that grows up to 80 cm.

Length
80 cm
Water
Euryhaline
Behaviour
Solitary
Activity
Nocturnal
Body shape
Snake-like
Substrate
Sand / mud bottom
Danger
Harmless
Range
Oceania: Papua New Guinea

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Description

The highlands longfin eel is a freshwater eel (Anguillidae) from rivers and lakes of New Guinea. The species grows to about a metre and has an elongate, snake-like, dark-brown body with a long dorsal fin starting before the midpoint and a smooth, slimy skin. As a nocturnal predator it shelters by day among stones and roots and hunts fish, crustaceans and insects; to spawn it migrates to sea. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Highlands longfin eel?

The Highlands longfin eel has a snake-like body and is mainly brown.

Where does the Highlands longfin eel live?

The Highlands longfin eel lives in both fresh and salt water and is mostly found around sand or mud bottom. Oceania: Papua New Guinea

How big does the Highlands longfin eel get?

The Highlands longfin eel grows to a maximum of about 80 cm.

Is the Highlands longfin eel dangerous to humans?

No, the Highlands longfin eel is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

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All data

Identification

English name
Highlands longfin eel sourced
Scientific name
Anguilla interioris
Family
Anguillidae
Other names
New Guinea eel; Highlands long-finned eel verified

Appearance

Size class
Large verified
Max length (cm)
80.0 verified
Body shape
Snake-like sourced
Dominant colour
Brown sourced
Tail shape
Rounded inferred

Habitat & distribution

Water type
Euryhaline sourced
Substrate
Sand / mud bottom sourced
Natural range
Oceania: Papua New Guinea sourced
Origin
Native inferred

Behaviour & biology

Social behaviour
Solitary inferred
Territorial
No inferred
Activity
Nocturnal sourced
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Anguilla

More from the family Anguillidae

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