Name: Bladder Wrack
Scientific name: Fucus vesiculosus
Category: Marine plants
Nature Stars: 20
About: A common 'wrack' seaweed, grows between the high and low water marks on rocky shores. Fronds grow up to 1 metre long.
How to identify: A greeny-brown 'wrack' seaweed, recognised by the strap-like branching fronds with air-filled 'bladders' in pairs along their length.
Where: Common on rocky shores all around our coasts.
Photograph credit: John Wigham