Pond larvae ID

Jellyfire

Anybody able to help ID this fella which was wriggling about on the surface today. Have seen a few smaller ones recently but this one was so big when it was stretched out I actually thought it was a newt 

Blue Onion

Odontomyia ornata (Ornate Brigadier)?  Or maybe Genus Stratiomys?  Evidently they are larger.

https://www.brc.ac.uk/soldierflies-and-allies/early-stages/stratiomyidae

Jellyfire

Thanks @Blue Onion think that soldier fly is the one, Id say was around 50-60mm when outstretched