Damselfly nymph?

Damselfly nymph?

Observation - Damselfly nymph? - UK and Ireland. Description: Seen in garden pond, measures about 30mm in length. I think this is a damselfly nymph. Can anyone ID the species from this?

Seen in garden pond, measures about 30mm in length. I think this is a damselfly nymph. Can anyone ID the species from this?