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

  
  Long-tailed Duck
  Clangula hyemalis
 Winter Male
 Antelope Island Causeway
 Davis County
 31 Dec 2014
  
 by Paul Higgins
 ŠPaul Higgins
  Long-tailed Duck
  Clangula hyemalis
 Winter Female
 Antelope Island Causeway
 Davis County
 31 Dec 2014
  
 by Paul Higgins
 ŠPaul Higgins
  Long-tailed Duck
  Clangula hyemalis
 Winter Male
 Antelope Island Causeway
 Davis County
 16 Nov 2008
  
 by Jack Binch
 ŠJack Binch
  Long-tailed Duck
  Clangula hyemalis
 Immature Male
 Antelope Island Causeway
 Davis County
 22 Dec 2012
  
 by Paul Higgins
 ŠPaul Higgins
  Long-tailed Duck
  Clangula hyemalis
 Immature Male
 Antelope Island Causeway
 Davis County
 22 Dec 2012
  
 by Paul Higgins
 ŠPaul Higgins
  Long-tailed Duck
  Clangula hyemalis
 Immature Male
 Antelope Island Causeway
 Davis County
 22 Dec 2012
  
 by Paul Higgins
 ŠPaul Higgins