Portuguese Man Of Wars Washing Up In Westport
Swimmers weren't the only ones in the water at Horseneck Beach this weekend.NBC 10
They can have tentacles up to 30 feet long and can cause a seriously painful sting whether they are alive or dead.
Of course paying attention to where you swim is very important, but watching where you walk on the beach is also key. The Portuguese Man of Wars can wash up on shore and be harder to see when they are covered in sand.
The venomous sea creatures have also been spotted out on Cape Cod in the last few weeks.