Advisory posted after venomous jellyfish spotted on Waikiki beaches

HONOLULU (KHON2) — A fascinating but potentially dangerous species of jellyfish known as Box Jellyfish has been spotted on Waikiki beaches Saturday morning.

Get Hawaii’s latest morning news delivered to your inbox, sign up for News 2 You

Box jellyfish have a distinctive cube-shaped bell, up to 15 tentacles that can grow up to several feet long, and are a among the most venomous creatures in the world.

Signs have been posted, but officials are still urging beachgoers to check with a lifeguard for the latest ocean and beach conditions.

Download the free KHON2 app for iOS or Android to stay informed on the latest news

In an emergency call 911.