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MUTE SWAN

The Mute Swan is an uncommon breeder in the CW Region. This non-native species was introduced and has now become established. The Mute Swan is often considered a nuisance species in marshes and lakes with native breeding birds. Photo: © Eric Secker

MUTE SWAN  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

    Annual Change Pct. Error      
  None Noted   5     Poor   --- +/----      

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Uncertain

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1999-2007 TREND - Point Counts

 

 

 

 

 

 

 

 

MUTE SWAN

 

 

 

 

    Goodness of Fit
Chi-Square: p=
     

 

 

 

 

 

 

 

 

 

 

 

    model fits if p >0.05 (model
estimate is not significantly
dif. from observed counts)
     
           

 

     
Copyright © 2008 Audubon - Chicago Region & Bird Conservation Network