URN:catalog:ICE:TRBL:2297

Observer: 
Lara Sparks
Observation Date: 
2005-04-23
Best Estimate for Number of Birds Observed: 
300
Type of Estimate: 
Visual and Untimed
Precision of Estimate: 
Scanning Blocks

Females carrying something but, due to distance, unable to determine if it was nesting material or food. This colony recorded 15000-20000 birds in 2003.

Observer recorded nest substrate as cattail (Typha sp.).