Synanceia verrucosa, the reef stonefish or just stonefish, is a species of venomous, marine ray-finned fish, a stonefish belonging to the subfamily Synanceiinae which is classified as being within the family Scorpaenidae, the scorpionfishes and their relatives. It is the most widespread species of stonefish, mostly found in shallow waters of the Red Sea and the Indo-Pacific. It is the deadliest fish in the sea, with highly effective venom which can be lethal to humans.

Synanceia verrucosa. Retrieved May, 22 2023, from en.wikipedia.org/wiki/Synanceia_verrucosa.