American Freshwater Eel (Anguilla rostrata)

Fish in the family Anguillidae. Hard care. Freshwater.

American Freshwater Eel

Quick facts

Scientific nameAnguilla rostrata
FamilyAnguillidae
Also known asAmerican Eel, True Eel
Care levelHard
Reef safetyFreshwater
TemperamentSemi-aggressive
DietCarnivore
Adult size30 in
Minimum tank size120 gallons
Water parametersTemp 60-78°F, pH 6.5-8.0, GH 6-20 dGH

Appearance

Long snake-like olive-brown body with a continuous dorsal-caudal-anal fin, small pectorals, and a pointed head; smooth slippery skin.

Difficulty and care for the American Freshwater Eel

Hard

Origin and habitat

North America (Atlantic coastal drainages)

Keeper notes

A true eel and large nocturnal predator that swallows fish and shrimp; peaceful with tankmates too large to eat. The ultimate escape artist — will crawl out of any unsealed gap and travel across damp surfaces. Catadromous, so it cannot complete its life cycle in captivity.

Log American Freshwater Eel in your reef tank

Reef Trak gives you the full record on every species in your tank: acquisition date, source, photos, parameters at time of stocking, and links to maintenance and feeding events. Track American Freshwater Eel alongside everything else in your reef.