URN:catalog:ICE:TRBL:add

Observer: 
Kelly Weintraub
Observation Date: 
2011-04-15
Best Estimate for Number of Birds Observed: 
270
Minimum Estimate for Number of Birds Observed: 
250
Maximum Estimate for Number of Birds Observed: 
300
Type of Estimate: 
Visual and Untimed
Precision of Estimate: 
Precise Count
Minutes spent at observation site: 
25
Singing: 
No
Carrying Nest Material: 
No
Colony quiet, Incubation inferred: 
Yes
Adults Carrying Food: 
Yes
Fledglings out of Nest: 
No
Distance to Water: 
over water

I know this colony is currently incubating and that more birds are nesting here than we were able to see today. At the end of the nest-building phase we estimated colony population at 2200 birds. Observers: Kelly Weintraub and Cathy Henry