A venomous lion’s mane jellyfish has been sighted on several west Swedish beaches between Strömstad and Malmö, delivering powerful stings that can cause breathing problems.
Large menger glass jellyfish in the Oslo fjord cause problems for both beachgoers and shrimp fishermen. The whole trawl was full before it reached the bottom where the shrimp are.
Record numbers of the potentially-fatal Portuguese man o' war have washed up on the Cornish coast, according to conservationists.
The colourful Portuguese man-of-war is more commonly seen in warmer waters. Their painful stings can be fatal to some.
11-20-14 Unusual jellyfish - Togiak, Alaska, USA