Phil Savoie / Pink lady mayfly (Epeorus albertae) close up of eye of male, Madison River, Montana, USA, August.
01608840
Jan Hamrsky / Summer mayfly nymphs (Siphlonurus lacustris) and Flathead mayfly nymph (Electrogena sp.), underwater, Europe, June, controlled conditions
01608838
Jan Hamrsky / Flathead mayfly nymph (Electrogena sp.) and Stonefly nymph (Isoperla sp.), underwater, Europe, June, controlled conditions
01608837
Jan Hamrsky / Flathead mayfly nymph (Electrogena sp.), clinging at the bottom, Europe, June, controlled conditions
01593118
Nick Upton / Pond olive mayfly (Cloeon dipterum) female on a nettle stem, Wiltshire, UK, May.
01593640
Phil Savoie / Blue winged olive mayfly (Baetis tricaudatus) Bozeman, Montana, USA.
01593639
Phil Savoie / Blue winged olive mayfly (Baetis tricaudatus) Bozeman, Montana, USA.
01593638
Phil Savoie / Fishing hook #28 hook, the smallest available hook, 4mm in average size to imitate the Tiny blue wing olive mayfly (Pseudocloeon sp.) seen in centre of the penny, Bozeman, Montana, USA.
01593637
Phil Savoie / Blue winged olive mayfly (Bateis sp.) male, Bozeman, Montana, USA.
01593635
Phil Savoie / Tiny blue wing olive (Acentrella turbida) on US penny, Bozeman, Montana, USA. August.
01593634
Phil Savoie / Tiny blue wing olive mayfly (Acentrella turbida) caught in spider web, Bozeman, Montana, USA.August.
01593632
Phil Savoie / Pink lady mayfly (Epeorus albertae) close up of eye of male, Madison River, Montana, USA, August.
