A handsome fish, the tench has olive-green flanks, powerful fins and distinctive red eyes. It can be found in lowland lakes and slow-flowing rivers around the UK.

A medium-sized diving duck, the goldeneye can mainly be spotted in winter when birds fly in from Northern Europe. Conservation efforts have helped small numbers of these birds to nest in Scotland…

Look for the White water-lily in still and slow-moving water, such as ponds, ditches, lakes and canals. Its lily pads and massive, white flowers float at the water's surface.

Look for the Yellow water-lily in still and slow-moving water, such as ponds, ditches, lakes and canals. Its lily pads and cupped, yellow flowers float at the water's surface.

These distinctive beetles are often found around dead birds and small mammals.

The bronze-coloured bream can be seen gathering in large shoals in lowland ponds, lakes and slow-flowing rivers. It is a member of the carp family and looks similar to the dace, chub and rudd.

The Red-eyed damselfly is a small, but robust, damselfly of canals, ponds, lakes and slow-flowing rivers. As its name suggests, it has bright blood-red eyes, but a mostly black body.

A recent colonist to South East England, the metallic-green Willow emerald damselfly spends much of its time in the willow and alder trees that overhang ponds, lakes and canals.

The Banded demoiselle can be seen flitting around slow-moving rivers, ponds and lakes. The males are metallic blue, with a distinctive dark band across their wings, and the females are a shiny…