Tiger Snake Eel

Overview

The tiger snake eel is a distinctive, elongated marine fish known for its snake-like appearance and habit of burrowing into sandy substrates. It is widely distributed across the tropical and warm temperate Indo-Pacific, where it inhabits reef flats, lagoons, and seagrass beds.

Appearance

This species features a cream or yellowish body covered in large, dark brown or black circular to oval spots. Its head is small with a short snout and downward-pointing tubular nostrils. While juveniles typically display a single row of spots along their body, adults develop up to three rows as they mature. Unlike moray eels, they possess a hard, pointed tail tip, which aids in their burrowing behavior.

Biology & behavior

Primarily nocturnal, the tiger snake eel spends much of the daylight hours buried in the sand, often with only its head visible. While they are generally solitary, they have been observed aggregating in large numbers under artificial lights at night. They are known to mimic the appearance of venomous sea kraits, a form of protective coloration. Although they are typically shy and reclusive, they may occasionally be seen swimming in the open over sandy or vegetated areas while searching for prey.

Feeding

As active predators, these eels forage for food on the seafloor. Their diet consists primarily of small fishes and various crustaceans.