Crown of Thorns Starfish up to 60cm in diameter and with 13 to 16 arms covered with sharp spines. It is usually found in deeper water than other starfish. Possible inflammation, extending to swollen lymph glands areas. Symptoms may continue for weeks or months especially if spines are left in the wound. There are 87 species of sea snakes classified in two categories.
Sea snake live in all tropical waters except the Atlantic.
They can be recognized by their flat tail used for swimming. Their poison is 20 times more powerful than the one of the cobra, but they inject much less if they inject any at all. Some have a very small mouth and are unable to bite large prey. Sea Urchins Spines might contain some venom and bring infections. Removal of spines should be done surgically or with extreme caution not to break them more into the wound.