US Counties within Colorado in which the Least tern, interior pop. is known to or is believed to occur:

State County
Colorado Adams
Colorado Additional portions of the range within this state still need to be refined.
Colorado Arapahoe
Colorado Bent
Colorado Boulder
Colorado Broomfield
Colorado Clear Creek
Colorado Crowley
Colorado Denver
Colorado Douglas
Colorado Elbert
Colorado El Paso
Colorado Gilpin
Colorado Jefferson
Colorado Kiowa
Colorado Larimer
Colorado Lincoln
Colorado Logan
Colorado Morgan
Colorado Otero
Colorado Park
Colorado Prowers
Colorado Sedgwick
Colorado Teller
Colorado Washington
Colorado Weld

This report contains Counties in which this species is known to or is believed to occur. If you are looking for the Section 7 range (for Section 7 Consultations), please visit the IPaC application.