Mayfly identified as Speckled Dun (Callibaetis pictus) in California, USA - mayfly macro
Size: 5000px × 3750px
Location: CA, USA
Photo credit: © SDym Photography / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: adult, baetidae, callibaetis, dun, ephemeroptera, fishflies, imago, insect, insects, macro, mayflies, mayfly, photography, pictus, pterygota, shadflies, speckled