Hawker Dragonfly nymphs?

Hawker Dragonfly nymphs?

Observation - Hawker Dragonfly nymphs? - UK and Ireland. Description: Two large dragon-fly nymphs, pond-dipped by Nicky Butler as part of the Derwent Valley Bio-blitz

Two large dragon-fly nymphs, pond-dipped by Nicky Butler as part of the Derwent Valley Bio-blitz