Marbled Snake Eel (Callechelys marmorata)

Fish in the family Congridae. Moderate care. Not Reef Safe.

Marbled Snake Eel

Quick facts

Scientific nameCallechelys marmorata
FamilyCongridae
Care levelModerate
Reef safetyNot Reef Safe
TemperamentSemi Aggressive
Dietcarnivore
Adult size24 in
Minimum tank size75 gallons
Water parametersTemperature: 72-82°F pH: 8-8.3 Salinity: 1.02-1.025
Feeding scheduleEvery 2-3 days

Appearance

Callechelys marmorata is a slender, elongated eel with a mottled brown and white marbled coloration pattern. The body is cylindrical and relatively compact for a conger eel, with small pectoral fins and a continuous dorsal-anal fin. Distinguishing features include a rounded snout and a patterned body that provides camouflage in sandy and muddy substrates.

Diet and feeding

Feed small meaty foods including frozen mysis shrimp, small fish pieces, or marine-based pellets. These eels are primarily nocturnal hunters and prefer to feed at night; offer food 2-3 times weekly.

Difficulty and care for the Marbled Snake Eel

Moderate difficulty. Marbled snake eels require stable water conditions, a sandy substrate for burrowing, and careful feeding management. They are nocturnal and may consume small fish or crustaceans, making them unsuitable for reef environments.

Common health issues

Bacterial infections, parasites, poor water quality sensitivity

Origin and habitat

Western Atlantic, found in coastal waters from Florida and the Gulf of Mexico south through the Caribbean to South America, typically in shallow marine and brackish environments.

Log Marbled Snake 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 Marbled Snake Eel alongside everything else in your reef.