Longfin Snake Eel (Pisodonophis cancrivorus)

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

Longfin Snake Eel

Quick facts

Scientific namePisodonophis cancrivorus
FamilyOphichthyidae
Also known asLongfin Snake-Eel
Care levelModerate
Reef safetyNot Reef Safe
TemperamentSemi Aggressive
Dietcarnivore
Adult size36 in
Minimum tank size75 gallons
Water parametersTemperature: 72-78°F pH: 8.1-8.3 Salinity: 1.02-1.025
Feeding scheduleFeed 2-3 times daily

Appearance

A long, slender eel with elongated pectoral fins that are notably tall and sail-like. Body coloration ranges from brownish to greenish-gray with darker markings; the pectoral fins often show contrasting lighter bands.

Diet and feeding

Feed small to medium-sized frozen or fresh meaty foods including shrimp, small fish pieces, and marine flesh. Offer food 2–3 times weekly, adjusting based on appetite and tank bioload.

Difficulty and care for the Longfin Snake Eel

Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.

Common health issues

Marine ich, Fin Rot, Swim Bladder Disease, Columnaris, Velvet Disease

Origin and habitat

Indo-Pacific region from the Red Sea and East Africa to the Philippines and Indonesia, typically found in coastal waters and estuaries.

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