Stonefish is the family of Synanceiidae. These are venomous, dangerous and even fatal to humans. It is one of the most venomous fish currently known in the world.
They are found in the coastal regions of the Indo-Pacific. Some species are live in rivers. The name “Stonefish” is referred because the stonefish’s ability to camouflage itself with a grey and mottled color similar to the color of a stone.
Swimmers may not notice them and may accidentally step on them, triggering a sting. When the stonefish is disturbed, it may inject an amount of venom proportional to the amount of pressure applied to it.
Stonefish stings are both potentially lethal and extremely painful. Stonefish being able to stay out of the water for up to 24 hours. They often cannot be easily seen as they look similar to rocks or coral.