URN:catalog:ICE:TRBL:5526

Observer: 
Pati Rouzer
Observation Date: 
2011-04-17
Best Estimate for Number of Birds Observed: 
190
Minimum Estimate for Number of Birds Observed: 
160
Maximum Estimate for Number of Birds Observed: 
200
Affirmative Zero: 
Birds present
Type of Estimate: 
Visual and Untimed
Precision of Estimate: 
Scanning Blocks
Minutes spent at observation site: 
30
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): 
2000

This colony was very quiet this morning, very different from the active foraging and noisy singing observed two days previous at 6:00 PM.

Sex ratio m/f 4:1 with males quickly dropping down into reeds.