Wow, what a show --- thanks for sharing this! At 2:30 PM we saw the 7 terns with accompanying swallows. Then watched a very dramatic swarm of many hundreds of swallows drifting north, really filling the sky from just overhead to hundreds of feet in altitude.
Curt Brown, Boulder CO On Friday, May 22, 2015 at 1:21:13 PM UTC-6, mblackford wrote: > > There are currently (May 22nd, 1:00pm) approximately 7 black terns at > Sombrero marsh in Boulder County. They are flying with about 150 > swallows, predominantly over the south west corner of the pond. They > occasionally land on PVC pipe that sticks up from the pond (closer to south > end) > > Sombrero Marsh is one block south of Arapahoe & 63rd St in Boulder. > Turn south from Arapahoe St on 63rd St. > > Maureen Blackford > Boulder County -- You received this message because you are subscribed to the Google Groups "Colorado Birds" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/cobirds/2f774e65-87e8-4aaa-b1b7-27c6cedb89f4%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
