URN:catalog:ICE:TRBL:1459

Observer: 
Rich DeHaven
Location: 
Avenue 7 at Road 16
Observation Date: 
1975-04-22
Best Estimate for Number of Birds Observed: 
5000
Type of Estimate: 
Visual and Untimed
Precision of Estimate: 
Unknown

Size of colony approximately 0.5 acre. Nest building activity on second or third day.