spines that create a "mane" around them are full of venom. If you touch a lionfish without knowing how to handle it, you will be subjected to excruciating pain.
Their toxic skin can cause serious illness when not cooked properly, so skip this delicacy unless you really trust the chef
The ocean is a wondrous place. It also can be extremely dangerous. Currents and pressure are part of the danger, but many animals that lurk within the water can be another risk.
Some underwater species, like sharks, are well-known and feared. But several lesser-known species can prove deadly, and swimmers, snorkelers or divers should be aware of them, too.