This stocky relative of grasshoppers is found on damp ground close to water.

Ever wondered what that little black dot whirling in circles on the top of the water of a pond is? Those are whirligig beetles! Often seen shooting across the water surface on the hunt for its…

This dashing diving duck is a winter visitor to the UK's seas, coastal lakes and occasionally inland water bodies.

False widow spiders are often the subject of unflattering headlines, but in reality they're unlikely to bite humans.

These colourful little fish are a delight for snorkellers or shallow water divers to photograph, rarely being scared off by their presence!

A small colourful sea slug that can be found grazing on sea mats on the rocky shore and beyond the low water mark.

The thresher shark is a migratory species and passes through UK waters in the summer months. If you’re lucky, you might see this magnificent shark jump high out of the water in to the air.

Freshwater pearl mussels spend their adult lives nestled in the river bed of fast flowing, rocky streams, filter feeding the water.

The largest of the UK wrasse species, the ballan wrasse with its striking patterning is a delight for any rocky reef snorkeller or shallow water diver!

A scarce but distinctive brown seaweed with curved, funnel-shaped fronds. It is a warmer water species at the northern edge of its range on the south coast of England.