A new set of Post and Go stamps, celebrating British river creatures has gone on sale.

Royal Mail’s Freshwater Life series of Post & Go Stamps for 2013 culminates with a set of six stamps featuring wildlife found in the habitat of UK rivers.

The stamps feature creatures including the Atlantic Salmon, the River Lamprey, the White-clawed Crayfish, the Blue-winged Olive Mayfly Larva and the Minnow. The salmon and crayfish in particular have suffered a decline in numbers.

To purchase this super collection of stamps please follow the link