This is a predominantly subtidal species but can be found on the lowest parts of a sheltered rocky shore in summer.

The common polypody is a hardy fern of damp, shady places in woodlands. It also makes a good garden fern. It has ladder-like, leathery foliage with pimply undersides - these spots are the spores…

The black sea bream really is a fascinating fish. From sex changes to nest building, this fish is full of surprises!

A bizarre half lobster/half crab, this squat lobster is one of the true stunners of the rocky shore!

This grass-green seaweed is sometimes known as Grass Kelp and grows on pretty much every shore in the UK.

The adder's-tongue fern is so-named because the tall stalk that bears its spores is thought to resemble a snake's tongue. An indicator of ancient meadows, it can be found mainly in…

The silver Y migrates to the UK in massive numbers each year - sometimes, an estimated 220 million can reach our shores in spring! Seen throughout the year, it is very common in gardens and…

This slim fish is usually found on gravelly parts of the seabed, close to shore, but can turn up in rockpools.

Despite appearances, this weird and wonderful creature is not a jellyfish! They're sometimes found washed up on our shores after westerly winds. Look but don't touch - they give a very…

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

The Great diving beetle is a large and voracious predator of ponds and slow-moving waterways. Blackish-green in colour, it can be spotted coming to the surface to replenish the air supply it…