Colonial Waterbird Annual Reports

Each Year, our biologists analyze data collected by community scientist volunteers on Bay Area colonial nesting waterbirds and produce an Annual Colonial Waterbird Nesting Report summarizing their findings. Click on the links below to access PDFs of our recent reports. To view more information about our protocols and data, please visit our Colonial Waterbird Volunteer Website. 

• Colonial Waterbird Nesting Summary 2020 (pdf)
• Colonial Waterbird Nesting Summary 2019 (pdf)
• Colonial Waterbird Nesting Summary 2018 (pdf)
• Colonial Waterbird Nesting Summary 2017 (pdf)
• Colonial Waterbird Nesting Summary 2016 (pdf)
• Colonial Waterbird Nesting Summary 2015 (pdf)
• Colonial Waterbird Nesting Summary 2014 (pdf)
• Colonial Waterbird Nesting Summary 2013 (pdf)
• Colonial Waterbird Nesting Summary 2012 (pdf)
• Colonial Waterbird Nesting Summary 2011 (pdf)
• Colonial Waterbird Nesting Summary 2010 (pdf)
• Colonial Waterbird Nesting Summary 2009 (pdf)
• Colonial Waterbird Nesting Summary 2008 (pdf)
• Colonial Waterbird Nesting Summary 2007 (pdf)
• Colonial Waterbird Nesting Summary 2006 (pdf)
• Colonial Waterbird Nesting Summary 2005 (pdf)​