Thongweed (Himanthalia elongata)

Advertisement
Book Cover "The Beaches of Wales" is a comprehensive guide to every beach and cove around the entire coast of Wales. Listing almost 500 beaches, this is an essential guide for visitors, watersports enthusiasts, walkers and anglers. For more information or to order, please click below - See Inside Order Now
Thongweed

Thongweed fronds can grow up to 10 feet in length and are strap-like (the similar Bootlace Weed has fronds which are round in section). It's most likely to be found on rocky shores prone to surf. In its first year it appears on rocks as small brown discs about 2 inches across.