URN:catalog:ICE:TRBL:add

Observer: 
John Irwin
Observation Date: 
2011-04-19
Best Estimate for Number of Birds Observed: 
500
Minimum Estimate for Number of Birds Observed: 
300
Maximum Estimate for Number of Birds Observed: 
1000
Type of Estimate: 
Visual and Untimed
Precision of Estimate: 
Scanning Blocks
Minutes spent at observation site: 
5
Singing: 
Yes
Carrying Nest Material: 
Yes
Fledglings out of Nest: 
No

Colony DID NOT EXIST during 2011 survey period. Birds arrived on 4/18 or 4/19. Each blackberry bramble in the area along the flowing water of the Caperton Canal from E Joiner Parkway downstream to Twelve Bridges & Hwy 65 West colony have tricolor colonies. The Rodeo location has at least 3 blackberry bramble colonies, each with more than one hundred birds. Colonies in the area are growing in size daily.