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Eastern Ecological Science Center
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Bird Population Studies
Analytical tools
Interactive route data summary
Interactive hierarchical model trend and annual index analysis
Community dynamics analysis
Mapdata and shapefiles-GIS
Wildlife related software
Wildlife related workshops
Survey results
Species group summaries 1966-2022
Trend estimates by species 1966-2022
Trend estimates by region 1966-2022
Distribution maps 1966-2015
Trend maps 1966-2015
2022 BBS Trend and Annual Index estimates in csv files
Archived versions of results from Prior years
Archived 1966-2019 results
Archived 1966-2010 results
Archived 1966-2005 results
Tools for learning about birds
Bird identification infocenter
Play the Patuxent bird quiz!
********** BBS trends 1966-2022 *********
*
*
*
First time user? Please visit
Help
and
Metadata
links below before proceeding.
Data▼
Core
Expanded
Scale▼
Surveywide
US/Canada
Bird Conservation Regions
States/Provinces
Years▼
Start:
1966
-
+
End :
2022
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+
Metadataⓘ
Help?
Comments/FAQ
Hover over one of the 3 drop-down menu boxes and select data (core or expanded), scale (Surveywide, US/Canada, BBS regions, or states/province
s
)
Hover over an area for the trend. (Color symbol (
) indicates
credibility
)
Right-click in an area to get full trend analysis for the years selected.
Click in state (after clicking 'state' button) to show routes. Click on a route for trend for that route.
Please select the species or start typing the name:
full species list
Canada Goose [Branta canadensis]
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+
Data:
core(1966-2022)
–
Scale:US/Canada
–
Years: 1966-2022
–
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