John Mann UK:
Eristalis Pertinax Titchwell RSPB Norfolk a
John Mann UK:
Eristalis Pertinax Titchwell RSPB Norfolk d
John Mann UK:
Hovefly Volucella zonaria Hornet mimic Lakenheath Fen RSPB
John Mann UK:
Hovefly Volucella zonaria Hornet mimic Lakenheath Fen RSPB 1
John Mann UK:
Hoverfly prob Syrphus species
John Mann UK:
Hoverfly ( Eristalis pertinax), local wood b
John Mann UK:
Hoverfly (called Marmalade Fly) Episyrphus balteatus, Strumpshaw RSPB, Norfolk
John Mann UK:
Hoverfly Cheilosia bergenstammi Roydon Norfolk
John Mann UK:
Hoverfly Cheilosia impressa Lakenheath RSPB
John Mann UK:
Hoverfly Chrysotoxum bicinctum Titchwell RSPB Norfolk
John Mann UK:
Hoverfly Chrysotoxum festivum Lakenheath Fen RSPB
John Mann UK:
Hoverfly Chrysotoxum species Lakenheath Fen RSPB Suffolk
John Mann UK:
Hoverfly Episyrphus balteatus Lakenheath Fen RSPB
John Mann UK:
Hoverfly Episyrphus balteatus Lakenheath Fen RSPB Suffolk
John Mann UK:
Hoverfly Episyrphus balteatus Lakenheath Fen RSPB Suffolk 1
John Mann UK:
Hoverfly Episyrphus balteatus Roydon Common NWT Norfolk
John Mann UK:
Hoverfly Eristalis Species Strumpshaw RSPB Norfolk a1
John Mann UK:
Hoverfly Eristalis Species Upton NWT
John Mann UK:
Hoverfly Eristalis Species Upton NWT 3
John Mann UK:
Hoverfly Eristalis Tenax
John Mann UK:
Hoverfly Eristalis nemorum Lakenheath Fen RSPB
John Mann UK:
Hoverfly Eristalis nemorum and Potter wasp, probably Odynerus sp. (or close) , maleHickling NWT
John Mann UK:
Hoverfly Eristalis nemorum. Holme NWT
John Mann UK:
Hoverfly Eristalis nemorum. Holme NWT 1
John Mann UK:
Hoverfly Eristalis pertinax Lakenheath RSPB
John Mann UK:
Hoverfly Eristalis pertinax Lakenheath fen RSPB
John Mann UK:
Hoverfly Eristalis pertinax Lakenheath fen RSPB 1
John Mann UK:
Hoverfly Eristalis pertinax Strumpshaw RSPB Norfolk
John Mann UK:
Hoverfly Eristalis pertinax Titchwell RSPB Norfolk
John Mann UK:
Hoverfly Eristalis pertinax, Mid Norfolk
