Fintail serpent eel

The fintail serpent eel is an eel in the family Ophichthidae. It was described by Max Carl Wilhelm Weber and Lieven Ferdinand de Beaufort in 1916. It is a marine, tropical eel which is known from the Indian Ocean, including Pakistan, India, Indonesia, and Vietnam. It inhabits burrows in soft sediments, and leads a nocturnal lifestyle. Males can reach a maximum total length of 30 centimetres.
The fintail serpent eel is of minor commercial interest to fisheries, and is primarily used for fishing bait.