NPSpecies

A casual winter resident along the Colorado River, which further study could show to be rare but regular. There are eight records: one at Shinumo Beach 5 Oct 1974 (R. Roy Johnson, Janet E. Johnson), one at RM 1.6 from 30 Nov 1999 to 23 Feb 2000 (Charles T. LaRue), one at RM -8.7 on 4 Feb 2000 (Charles T. LaRue), one at RM 1.6 on 17 Feb 1998 (Charles T. LaRue, Roger K. Radd), one at Phantom Ranch on 20 Feb 1998 (Roger K. Radd), one at RM 204.3 on 24 Feb 1998 (Roger K. Radd), one at RM 209.0 on 25 Feb 1998 (Roger K. Radd, Nikolle L. Brown), and one at Lees Ferry 14 Apr 1995 (Sogge et al. 1998). Data source: Gatlin, BP. 2011. Annotated Checklist of the Birds of the Grand Canyon Region. 3rd edition.

(Melospiza georgiana) Swamp Sparrow is a casual winter resident along the Colorado River, which further study could show to be rare but regular. There are eight records: one at Shinumo Beach 5 Oct 1974 (R. Roy Johnson, Janet E. Johnson), one at RM 1.6 from 30 Nov 1999 to 23 Feb 2000 (Charles T. LaRue), one at RM -8.7 on 4 Feb 2000 (Charles T. LaRue), one at RM 1.6 on 17 Feb 1998 (Charles T. LaRue, Roger K. Radd), one at Phantom Ranch on 20 Feb 1998 (Roger K. Radd), one at RM 204.3 on 24 Feb 1998 (Roger K. Radd), one at RM 209.0 on 25 Feb 1998 (Roger K. Radd, Nikolle L. Brown), and one at Lees Ferry 14 Apr 1995 (Sogge et al. 1998). Data source: Gatlin, BP. 2011. Annotated Checklist of the Birds of the Grand Canyon Region. 3rd edition.