A British Endemic: Perlodes mortoni – Orange-striped Stonefly

When up in the Cairngorms last March I carried out some stream sampling with my net. Among the cranefly larvae with scary looking jaws and the Clinging Mayfly Nymphs, were some impressive looking large stonefly larvae. They were identified by Craig Macadam (Buglife’s Conservation Director) as Perlodes mortoni, the Orange-striped Stonefly. Until recently it was…