Mayflies

(Photo Credit: Todd Nissly/Wrightsville Fire & Rescue via YouTube)

Nightmarish ‘Mayfly Blizzard’ Closes Bridge For 2 Nights, Causes Crashes

Authorities say a Pennsylvania bridge has been closed for a second straight night because of swarms of mayflies so thick that they caused accidents.

06/15/2015

Long-tailed mayflies (Palingenia longicauda) dance around each other in large groups on the surface of the Tisza river near Tiszafured, 150km east of Budapest. (Photo by PETER KOHALMI/AFP/Getty Images)

Swarming Mayflies Prompt Bridge Closure, Motorcycle Crashes

Authorities say a swarm of mayflies was so dense that it caused a series of motorcycle crashes and prompted them to close a Pennsylvania bridge.

06/14/2015

(Credit: KDKA)

Mayflies Invade Pittsburgh’s North Shore

Mayflies are back again – this time at PNC Park on Pittsburgh’s North Shore.

05/31/2012