Last updated 4/28/96
Boat-tailed Grackle can be told from Great-tailed grackle by the color of the eye. The Boat-tailed Grackles of the Gulf Coast have dark eyes while the Great-tailed Grackles of the Gulf Coast have bright yellow eyes. With a little experience the shape of the head will also tell you which grackle you are looking at. The Boat-tailed Grackle has a much more rounded head than the Great-tailed Grackle.
Populations seem to be localized and range form uncommon to abundant with in the proper habitat. A reliable location for Boat-tailed Grackle is Anahuac NWR.
A breeding range map is available
form the Breeding Bird Survey