I am with these takes a couple of minutes too register and cheap
http://www.ccc3.org.uk/home
£10,000,000 Country Sports Public Liability cover in the UK, whilst participating in: Clay Pigeon / Target Shooting, Rough Shooting, Vermin Control, Wild Fowling, Rifle Shooting (inc stalking), Recreational activities of Hunting and Wildfowling (including falconry, hawking, rabbit, pigeon, game, deer), Angling (including wading), air gunning, conservation, archery, ferreting, stalking, shotgun and rifle shooting, re-enactment including blank firing weapons but excluding edged or pointed weapons;