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Species

Spiral wrack

This brown seaweed lives high up on rocky shores, just below the high water mark. Its blades are usually twisted, giving it the name Spiral Wrack.

Habitat

Seagrass

Meadows of seagrass spread across the seabed, their dense green leaves sheltering a wealth of wildlife including our two native species of seahorse.

Species

Channelled wrack

This yellow-brown seaweed grows in tufts at the very top of rocky shores. Its fronds curls at the sides, creating the channel that gives Chanelled Wrack its name.

Event

Seaweed Identification Workshop

This link will open on the Cornwall Wildlife Trust website.

Join Cornwall Wildlife Trust and seaweed expert, Esther Hughes for a day full of tips and tricks to identify Cornish seaweeds.

Species

Rainbow wrack

A bushy brown seaweed that appears bright blue underwater.

Species

Serrated wrack

This brown seaweed lives in the lower shore and gets its name from the serrated edges to its fronds.

Species

Bladder wrack

This brown seaweed lives in the mid shore and looks a bit like bubble wrap with the distinctive air bladders that give it its name.

Species

Egg wrack

This yellow-brown seaweed grows in dense masses on the mid shore of sheltered rocky shores. It is identifiable by the egg-shaped air bladders that give it its name.