This seagrass species is a kind of flowering plant that lives beneath the sea, providing an important habitat for many rare and wonderful species.

Traditionally a coastal species, Lesser sea-spurrey has spread inland, taking advantage of the winter-salting of our roads. Its pink-and-white flowers bloom in summer.

This bumpy shell lives up to its name and lives partly buried in the seabed along the west coast of Great Britain.

Sea potatoes may have a funny name, but they are perfectly adapted for life in the sand. They are a type of sea urchin that live in a burrow in the sand, feeding on dead animals and plants using…

This long-lived bivalve can be found buried in the sand on the south and west coasts of the UK.

The St Mark's fly is small, black and shiny. It is so-called because it emerges around St Mark's Day, April 25th. Large numbers of adults can be found in woodland edges, hedgerows,…

This tiny wading bird is most often seen in autumn, feeding on the muddy margins of wetlands.

One of the UK’s rarest marine species, this giant of the rocky shore is a very special fish.

Their long narrow shells are a common sight on our shores, especially after storms, but the animals themselves live buried in the sand.