Purple was flying to notify beachgoers of an interesting yet sometimes painful part of life on the Gulf Coast, the Portuguese ...

The species, which officials said is closely related to the jellyfish, can sting even if it's washed up on the beach.

St. Augustine Beach, Fla. — Beware St. Johns County beachgoers. Portuguese man o’ war have been spotted on the shore. Man o’ ...

Known as Velella velella or by-the-wind-sailors, the blobs are related to jellyfish, corals, sea anemones and hydroids, ...

"By-the-Wind Sailors" wash ashore in Ventura, causing a colorful spectacle but prompting warnings against touching.

This guide covers the types of jellyfish in Spain , their danger levels, and what to do if you get stung following an ...

Portuguese man o’ war have been spotted on Spanish beaches, forcing the temporary closure of some popular shorelines last year ...

Wind Sailors,” have washed ashore recently on several Ventura County beaches. “When the prevailing winds shift, such as ...

Wind Sailors," have been seen ashore at the Channel Islands Harbor as well as on Kiddie, Silver Strand and Hollywood beaches.