We know the water is getting warmer,' says Prof Juliet Brodie, seaweed expert at the Museum. 'It has gone up on average by two degrees centigrade in British coastal waters over the last 40 years. That ...

Seaweed Collections Online aims to gather, analyse and share data on the seaweed species of the British Isles by using collections data from national and regional museums around the UK. Non-native ...

"They are holding up a horizontal line," explains Mr Gregarsen, the managing director of Ocean Rainforest, a seaweed producer. "At every metre another line hangs down, and that's where the seaweed ...

Chevaun Hands stumbled upon a peculiar "roll" of seaweed and shells on the beach, which Facebook users quickly identified as potentially valuable gooseneck barnacles. These rare crustaceans are ...