BBS Route · Utah · BCR 16
Bonanza Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 77 species recorded across 21 survey years, still active.
77Species Recorded
21Years Surveyed
1992–2015Span
5Observers
Bird Species Found on Utah Bonanza
Top 40 of 77 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Rock Wren | Troglodytidae | 80 | 2015 | +87% | 1995 | |
| Woodhouse's Scrub-Jay | Corvidae | 42 | 2013 | +475% | 1998 | |
| Spotted Towhee | Passerellidae | 26 | 2015 | -14% | 1995 | |
| Western Meadowlark | Icteridae | 22 | 2015 | +50% | 1995 | |
| Chipping Sparrow | Passerellidae | 16 | 2015 | +140% | 1996 | |
| Sagebrush Sparrow | Passerellidae | 14 | 2014 | -28% | 1995 | |
| Cliff Swallow | Hirundinidae | 14 | 2015 | -51% | 1996 | |
| Common Raven | Corvidae | 13 | 2015 | +11% | 1998 | |
| Mourning Dove | Columbidae | 10 | 2015 | -40% | 1995 | |
| Say's Phoebe | Tyrannidae | 9 | 2015 | -35% | 1995 | |
| Sage Thrasher | Mimidae | 8 | 2015 | -22% | 1995 | |
| Chukar | Phasianidae | 7 | 2006 | +600% | 2002 | |
| Pinyon Jay | Corvidae | 6 | 2012 | -86% | 1995 | |
| Blue-gray Gnatcatcher | Polioptilidae | 6 | 2015 | -4% | 1995 | |
| Lark Sparrow | Passerellidae | 6 | 2015 | +30% | 1996 | |
| Brown-headed Cowbird | Icteridae | 5 | 2008 | -20% | 1999 | |
| Turkey Vulture | Cathartidae | 5 | 2010 | +400% | 1998 | |
| Green-tailed Towhee | Passerellidae | 5 | 2008 | -46% | 2005 | |
| American Kestrel | Falconidae | 4 | 2015 | +80% | 1995 | |
| Brewer's Sparrow | Passerellidae | 4 | 2014 | -81% | 1995 | |
| Black-throated Sparrow | Passerellidae | 4 | 2015 | +83% | 1998 | |
| Song Sparrow | Passerellidae | 4 | 2015 | +29% | 1998 | |
| Cassin's Finch | Fringillidae | 4 | 2005 | +11% | 1999 | |
| European Starling | Sturnidae | 4 | 2011 | -18% | 1999 | |
| Broad-tailed Hummingbird | Trochilidae | 3 | 2015 | +200% | 2003 | |
| Bewick's Wren | Troglodytidae | 3 | 1992 | n/a | n/a | |
| American Robin | Turdidae | 3 | 2015 | +100% | 1998 | |
| Mountain Bluebird | Turdidae | 3 | 2014 | -20% | 1995 | |
| Rock Pigeon | Columbidae | 3 | 1993 | n/a | n/a | |
| Prairie Falcon | Falconidae | 3 | 2013 | +200% | 1995 | |
| Black-billed Magpie | Corvidae | 2 | 2015 | +50% | 1996 | |
| Steller's Jay | Corvidae | 2 | 1992 | n/a | n/a | |
| House Finch | Fringillidae | 2 | 2012 | -81% | 1999 | |
| Barn Swallow | Hirundinidae | 2 | 1992 | n/a | n/a | |
| Juniper Titmouse | Paridae | 2 | 2013 | +33% | 1996 | |
| Vesper Sparrow | Passerellidae | 2 | 1998 | -33% | 1993 | |
| Plumbeous Vireo | Vireonidae | 2 | 2006 | -40% | 1998 | |
| Black-throated Gray Warbler | Parulidae | 2 | 2014 | -14% | 2000 | |
| Golden Eagle | Accipitridae | 2 | 2012 | +33% | 2005 | |
| White-throated Swift | Apodidae | 2 | 2005 | +0% | 1997 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.