Mild or no systemic symptoms are usual, but a muscle-pain syndrome may occur. There is no antivenom. Vinegar or water discharges adherent nematocysts. Return to page contents list Sea nettle, Chrysaora sp. Moderate sized jellyfish which causes mild to moderate local pain, lasting up to several hours.
Allergic reactions can occur.
There is no antivenom and there is currently no substance which appears useful in first aid to inactivate nematocysts. Vinegar is not effective. Return to page contents list Mauve stinger, Pelagia sp. Large jellyfish, sometimes found in swarms, causing painful stings with wheals, pruritis and swelling. Appears to have allergenic venom.