| ♂ Spring | ♂ Transition | ♂ Winter | ♀ Spring | ♀ Winter | Immature ♂ | Immature ♀ | Flying | Act.1 | Act.2 | Act.3 | Act.4 |  
  

  
  Long-tailed Duck
  Clangula hyemalis
 Utah County, Utah
 29 Nov 2013
  
 by John Crawley
 ŠJohn Crawley
  Long-tailed Duck
  Clangula hyemalis
 Utah County, Utah
 29 Nov 2013
  
 by John Crawley
 ŠJohn Crawley
  Long-tailed Duck
  Clangula hyemalis
 Utah County, Utah
 29 Nov 2013
  
 by John Crawley
 ŠJohn Crawley
  Long-tailed Duck
  Clangula hyemalis
 Immature Male
 Provo Boat Harbor
 Provo, Utah
 December 2013
  
 by John Crawley
 ŠJohn Crawley
  Long-tailed Duck
  Clangula hyemalis
 Immature Male
 Provo Boat Harbor
 Provo, Utah
 December 2013
  
 by John Crawley
 ŠJohn Crawley
  Long-tailed Duck
  Clangula hyemalis
 Immature Male
 Provo Boat Harbor
 Provo, Utah
 December 2013
  
 by John Crawley
 ŠJohn Crawley
  Long-tailed Duck
  Clangula hyemalis
 Immature Male
 Provo Boat Harbor
 Provo, Utah
 December 2013
  
 by John Crawley
 ŠJohn Crawley
  Long-tailed Duck
  Clangula hyemalis
 Immature Male
 Provo Boat Harbor
 Provo, Utah
 December 2013
  
 by John Crawley
 ŠJohn Crawley
  Long-tailed Duck
  Clangula hyemalis
 Immature Male
 Antelope Island Causeway
 Davis County
 18 Nov 2013
  
 by Paul Higgins
 ŠPaul Higgins