BBS Route · Florida · BCR 31
Sugarloaf Key Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 46 species recorded across 4 survey years, no longer active.
46Species Recorded
4Years Surveyed
1999–2004Span
3Observers
Bird Species Found on Florida Sugarloaf Key
Top 40 of 46 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| White-crowned Pigeon | Columbidae | 92 | 2004 | +306% | 2002 | |
| Common Grackle | Icteridae | 61 | 2004 | +56% | 2002 | |
| Red-winged Blackbird | Icteridae | 60 | 2004 | -7% | 2002 | |
| Northern Cardinal | Cardinalidae | 58 | 2004 | +20% | 2002 | |
| Mourning Dove | Columbidae | 39 | 2004 | +2% | 2002 | |
| Laughing Gull | Laridae | 31 | 2004 | +39% | 2002 | |
| Double-crested Cormorant | Phalacrocoracidae | 27 | 2004 | -10% | 2002 | |
| Black-whiskered Vireo | Vireonidae | 26 | 2004 | +136% | 2002 | |
| Eurasian Collared-Dove | Columbidae | 24 | 2004 | +85% | 2003 | |
| Prairie Warbler | Parulidae | 21 | 2004 | -43% | 2002 | |
| White Ibis | Threskiornithidae | 17 | 2004 | +129% | 2002 | |
| Northern Mockingbird | Mimidae | 17 | 2004 | +325% | 2002 | |
| Red-bellied Woodpecker | Picidae | 15 | 2004 | +65% | 2002 | |
| White-eyed Vireo | Vireonidae | 14 | 2004 | -13% | 1999 | |
| Gray Kingbird | Tyrannidae | 11 | 2004 | -74% | 1999 | |
| Turkey Vulture | Cathartidae | 8 | 2004 | +100% | 1999 | |
| Great Blue Heron | Ardeidae | 6 | 2004 | +40% | 2002 | |
| Great Crested Flycatcher | Tyrannidae | 6 | 2004 | -46% | 1999 | |
| Willet | Scolopacidae | 5 | 1999 | n/a | n/a | |
| Eastern Kingbird | Tyrannidae | 5 | 2003 | n/a | n/a | |
| European Starling | Sturnidae | 5 | 2004 | +150% | 2003 | |
| Magnificent Frigatebird | Fregatidae | 3 | 2004 | +100% | 2002 | |
| Tricolored Heron | Ardeidae | 3 | 2004 | -67% | 1999 | |
| Least Tern | Laridae | 2 | 2003 | -80% | 1999 | |
| Great Egret | Ardeidae | 2 | 2003 | -75% | 1999 | |
| Rock Pigeon | Columbidae | 2 | 1999 | n/a | n/a | |
| Common Ground Dove | Columbidae | 2 | 2003 | +0% | 1999 | |
| Green Heron | Ardeidae | 2 | 2004 | +100% | 2002 | |
| Common Myna | Sturnidae | 2 | 2004 | n/a | n/a | |
| Gull-billed Tern | Laridae | 1 | 1999 | n/a | n/a | |
| Royal Tern | Laridae | 1 | 2004 | -22% | 2002 | |
| Brown Pelican | Pelecanidae | 1 | 2004 | -89% | 1999 | |
| Reddish Egret | Ardeidae | 1 | 2004 | -57% | 2002 | |
| Little Blue Heron | Ardeidae | 1 | 2002 | -67% | 1999 | |
| Western Cattle-Egret | Ardeidae | 1 | 2002 | -67% | 1999 | |
| Black Vulture | Cathartidae | 1 | 2002 | +0% | 1999 | |
| Osprey | Pandionidae | 1 | 2004 | +133% | 2002 | |
| Barn Swallow | Hirundinidae | 1 | 2002 | -50% | 1999 | |
| Yellow Warbler | Parulidae | 1 | 1999 | n/a | n/a | |
| Anhinga | Anhingidae | 1 | 2002 | n/a | n/a |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.