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    • Baetis
  • (9)
Blue winged olive mayfly (Baetis tricaudatus) Bozeman, Montana, USA.
01593640
Phil Savoie / Blue winged olive mayfly (Baetis tricaudatus) Bozeman, Montana, USA.
Blue winged olive mayfly (Baetis tricaudatus) Bozeman, Montana, USA.
01593639
Phil Savoie / Blue winged olive mayfly (Baetis tricaudatus) Bozeman, Montana, USA.
Blue winged olive mayfly (Bateis sp.) male, Bozeman, Montana, USA.
01593637
Phil Savoie / Blue winged olive mayfly (Bateis sp.) male, Bozeman, Montana, USA.
Blue winged olive mayfly (Baetis tricaudatus) flying in front of aspen leaves. Bozeman, Montana, USA. April.
01593641
Phil Savoie / Blue winged olive mayfly (Baetis tricaudatus) flying in front of aspen leaves. Bozeman, Montana, USA. April.
Aquatic nymph of Large dark olive mayfly (Baetis rhodani) River Bann, County Down, Northern Ireland, UK, April
01287048
Robert Thompson / Aquatic nymph of Large dark olive mayfly (Baetis rhodani) River Bann, County Down, Northern Ireland, UK, April
Mayfly adult {Baetis sp} England
01048814
Adrian Davies / Mayfly adult {Baetis sp} England
Mayfly {Baetis sp} on water surface, Europe
01088626
Jose B. Ruiz / Mayfly {Baetis sp} on water surface, Europe
Dark Olive mayfly (Baetis rhodan) resting on grass stem. UK. Captive.
01182157
Andy Sands / Dark Olive mayfly (Baetis rhodan) resting on grass stem. UK. Captive.
Blue winged olive mayfly ( Baetis tricaudatus) male dead on water after mating, Bozeman, Montana, USA.
01593556
Phil Savoie / Blue winged olive mayfly ( Baetis tricaudatus) male dead on water after mating, Bozeman, Montana, USA.