URN:catalog:ICE:TRBL:add

Observer: 
Dave Hardt
Observation Date: 
2011-04-16
Best Estimate for Number of Birds Observed: 
200
Minimum Estimate for Number of Birds Observed: 
150
Maximum Estimate for Number of Birds Observed: 
250
Type of Estimate: 
Plot Sampling
Precision of Estimate: 
Scanning Blocks
Minutes spent at observation site: 
15
Singing: 
No
Carrying Nest Material: 
No
Colony quiet, Incubation inferred: 
Yes
Adults Carrying Food: 
No
Fledglings out of Nest: 
No
Distance to Water: 
less than 10 meters
Area Estimate (square meters): 
5500

Colony contained nests with 4 egg clutches