This shy fish lives in burrows in muddy seafloors, sometimes sharing them with nephrops.

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

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

This little fish is found in rockpools during the summer months and has a clever adaptation that stops it being swept away by strong waves - their pelvic fins are fused to form a sucker that it…