Jefferson County
• Reynolds Park
  • American Three-toed Woodpecker (adult female) (M. Brown) first 10/7
  • (Eagle's View Tr/200 yds/west/"new" junction w/Raven's Roost Tr)
  • Northern Pygmy-Owl (M. Brown) first 10/2
  • (Oxen Draw Trail; first heard west/junction/w/Elkhorn Trail/later farther west along Oxen Draw Trail)
  • Dusky Grouse --Oxen Draw Tr/150 yds/southwest of Raven's Roost & Eagle's View Trails (M. Brown) first 9/9
  • American Three-toed Woodpecker (adult feeding fledgling) (M. Brown/Michaels) (first 7/10) last 7/16
  • (Latest: 20 ft/east/Eagle's View Tr/60 yds/south/junction/Raven's Roost & Oxen Draw Tr)
  • Common Poorwill --north of Foxton Road/west/parking lot (Stevens/Michaels) (first 6/11) last 7/16
• Pine Valley Ranch Park & Pike National Forest See Trail Maps
  • American Three-toed Woodpecker
  • (adult f) (PNF) --South/Strawberry Jack Tr/200 yds west/Parkview Tr (Jenkins) last 10/6
  • (adult f) (PNF) --Strawberry Jack Tr/150-170 yds south of Parkview Tr/heading south (M. Brown/Stevens) last 9/30
  • (adult f) --Strawberry Jack Tr, 200 yds north/Parkview Tr (Stevens) last 9/20
  • (1) (PVR) --uphill/closed gate/west end/Narrow Gauge Tr (Stevens) last 9/17
  • Northern Pygmy-Owl (heard only) (M. Brown) first 9/29
  • (Cliffs/west/Pine Lake Loop/along Buck Gulch Tr/until 40 yds/north/Strawberry Jack Tr/bird heading southeast)
  • Northern Pygmy-Owl --Parkview Tr switchbacks (Stevens) last 9/20
  • Northern Pygmy-Owl --closed gate/west end/Narrow Gauge Tr (Stevens) first 9/17
• Deer Creek Canyon Park
  • Broad-winged Hawk (flyover) (Weston) first 9/30
• Genesee Mountain Park
  • Williamson's Sapsucker (Ehlmann/Stevens) (first 5/19) last 9/20
  • (Latest: male: around group picnic area)
  • (Also check: dead tree, north of flagpole, top of park)
  
  Boulder County
• Walden Ponds
  • Red Phalarope (Waagan/Heinrich) (first 10/4) last 10/7
  • Pectoral Sandpiper (2) (Guarente) first 10/6
• McIntosh Lake
  • Brown Pelican (Guarente) first 10/4
• Baseline Reservoir
  • Common Loon (2) (Blatchley) first 10/4
  
  Weld County
• Windsor Reservoir
  • Lesser Black-backed Gull (up to 7) (Komar/Lefko) (first 9/28) last 10/5
  • Great Black-backed Gull (adult) (Lefko; 2nd hand) (first 9/28) last 10/5
  • Sabine's Gull (3 juv) (Freiberg/Lefko) (first 9/25) last 10/3
• Union Reservoir
  • Sabine's Gull (juv) (Floyd/Plage) (first 9/21) again 10/4-5
  • Sabine's Gull (adult) (Floyd) first 10/5
• Crow Valley Campground
  • Varied Thrush --northwest corner (Freiberg/Cryder) (first 10/1) last 10/5
  • Chestnut-sided Warbler (1st fall) (Walbek) first 10/4
  • American Redstart (female) (Walbek) first 10/4
  • White-throated Sparrow (Sanders) first 10/2
  • Bay-breasted Warbler (adult male) --northwest corner (A. Spencer) first 10/1
• Pawnee National Grasslands (West side of CR 59 at 0.9 miles South CR 120)
  • Sprague's Pipit (Mayer) first 10/1
  • (Not relocated by 4 birders in a 3 hour search)
  
  Larimer County
• Rocky Mountain National Park & Area
  • Northern Pygmy-Owl --Cow Creek (McMillan/Stevens) (first 6/15) last 10/5
  • White-tailed Ptarmigan (10-15) (R. Haire/Stevens) (first 6/2) 2; last 9/29
  • (Seen along trail to north of Medicine Bow Curve pullover)
• Horseshoe Lake
  • Lesser Black-backed Gull (Lefko) first 10/4
• Upper Ryan Gulch
  • Great-tailed Grackle (2) (Lefko) first 10/4
• Young Gulch Trail #999
  • Dusky Grouse (Lefko) first 9/27
  
  Arapahoe County
• Cherry Creek Reservoir
  • Red-necked Grebe (juvenile) (Petrosky/Michaels) (first 9/25) last 10/4
  • Sabine's Gull (2 juv) (Stevens/Michaels) (first 9/17) 2+; last 10/4
  • Long-tailed Jaeger (sub-adult, intermediate) (Walbek/Petrosky) (first 9/11) last 10/2
  • Lesser Black-backed Gull (Stevens/Petrosky) (first 9/26) last 10/1
  • Mew Gull (Kilpatrick/Leukering) (first 9/12) last 9/27
  • Possible Arctic Tern (2) (Leukering) first 9/27
• Aurora Reservoir
  • Long-tailed Jaeger (Petrosky) (first 9/23) last 9/28
  • (again; morning 9/25 evening 9/27 morning 9/28)
  
  Adams County
• DIA Owl Loop
  • Burrowing Owl (Ehlmann) last 10/4
  • (2) --Tower Road at 0.2 miles north of 56th Avenue
  • Short-eared Owl --0.3 miles/south/88th avenue (Ehlmann & Kosten) first 10/4
  • (Hovering along Tower Road across from Garbage Office and Landfill)
  
  Douglas County
• Cheesman Reservoir Area
  • Nashville Warbler --see directions (Weston) first 9/30
  • (Willows/east/green cabin/west/Cheesman Canyon Trail/along hwy 126)
  • Northern Pygmy-Owl (Weston) first 9/30
  • (east side hwy 67/1.2 miles after it turns to gravel/on way to Cheesman Park)
  • American Three-toed Woodpecker (2) (Weston) first 9/30
  • (less than 1 mile up Cheesman Canyon Trail)

Southeastern Colorado

Otero County
• Lake Holbrook
  • Red Phalarope (Megan Smith) first 10/5
  • Common Tern (Peterson) first 10/5
  • Black-bellied Plover (juv) (Moss) first 9/30
• Hwy 266, East of Rocky Ford Wildlife Area
  • Scissor-tailed Flycatcher --see directions (Nelson) first 9/28
• Rocky Ford Inca Doves
  • Inca Dove --Washington Street area (Stevens/Ruano) last 6/4
  • White-winged Dove --Hwy 202 & Industrial Drive (Stevens/Peterson) (first 4/2) last 4/30
  
  Bent County
• Blue Lake (aka Adobe Reservoir)
  • American Golden-Plover --west end (Peterson) first 10/5
  • Black-bellied Plover (10+) --west end (Nelson/Peterson) (first 9/29) last 10/5
• John Martin Reservoir
  • Short-billed Dowitcher --see directions (Nelson) first 9/27
  • Black-bellied Plover (Nelson) first 9/27
  • Pectoral Sandpiper (4) (Nelson) first 9/27
  
  Prowers County
• Lamar Community College
  • Red-bellied Woodpecker (Kaempfer) last 9/14
  
  Baca County
• Cottonwood Canyon
  • Lewis's Woodpecker (Stevens) last 9/13
  • Rufous-crowned Sparrow (2) --see directions (Stevens) last 9/13
  • Western Screech-Owl (2) (Stevens) last 9/13

Northeastern Colorado

Morgan County
• Jackson Reservoir
  • American Golden-Plover (6) (Kaempfer/Oberbeck) (first 10/4) last 10/6
  • Pectoral Sandpiper (2) (Kaempfer/Oberbeck) (first 10/4) last 10/6
  • Pomarine Jaeger (intermediate juv) (Kaempfer/Maynard) (first 10/4) last 10/5
  • Sabine's Gull (2 juv) (Maynard) first 10/5
  • Red-necked Phalarope (3) (Maynard) first 10/5
  • Possible Parasitic Jaeger (juv) (Kaempfer) first 10/4
  • Long-tailed Jaeger (adult) (Kaempfer) first 10/4
  • Black-bellied Plover (12) (Kaempfer) first 10/4
  • Marbled Godwit (Kaempfer) first 10/4
  
  Yuma County
• Bonny Reservoir & Hale Ponds
  • Henslow's Sparrow --Hopper Ponds (Wild) (first 10/3) last 10/4
  • Le Conte's Sparrow --Hopper Ponds (Wild/Drummond) (first 10/3) last 10/4
  • American Golden-Plover (4) (Wild/Spencer) (first 10/3) 3; last 10/4
  • Black-bellied Plover (3) (Spencer) first 10/4
  • Swamp Sparrow (Wild) first 10/3
  • Barn Owl (Stevens) first 9/15
  • Short-eared Owl (Stevens) first 9/15
  • Eastern Screech-Owl (Stevens) last 9/15
  • (Along Republican River; CR LL.5 to Kansas border)
• Playa North side of Hwy 36, east of Joes
  • American Golden-Plover (2) (Wild) first 10/3
• Idalia
  • Inca Dove (Ehlmann) last 9/27
  • (Bird has been found 3 of the last 19 times we passed through town in 2008)
  • (Still a question of whether there are more than one; and nesting?)
• Wray Fishing Unit
  • Northern Cardinal (Kosten) first 9/16
• County Road 7, just east of Highway 385
  • Burrowing Owl (3+) (Stevens/Weston) (first 4/8) last 9/15
  
  Logan/Sedgwick Counties
• Jumbo Reservoir
  • Parasitic Jaeger (juv) (Ehlmann) first 10/4
  • Black-bellied Plover (2) (Ehlmann) first 10/4
  • American Golden-Plover (2) (Ehlmann) first 10/4
  • Barn Owl --north end (Weston) last 10/4
• DePoorter Lake
  • Harris's Sparrow (2) (Ehlmann) first 10/4
  • Hooded Warbler (adult male) (Ehlmann) first 9/25
  • (Wood pile and scrubs near old dump)
  
  Washington County
• Playa along CR 63, south of Akron
  • Buff-breasted Sandpiper (Wild) first 10/3
  • American Golden-Plover (9) (Wild) first 10/3
  
  Logan County
• Tamarack Ranch Wildlife Area
  • Blackburnian Warbler --7W (Ehlmann) first 9/24
  • Blue-headed Vireo --behind maintenance building (Ehlmann) last 9/24
  • Eastern Phoebe --south of CR 385 (Ehlmann) first 9/24
  • Cassin's Kingbird (Ehlmann) first 9/24
  • Yellow-billed Cuckoo --2E (Ehlmann) first 9/24
  • Northern Cardinal (3) (Danka/Ehlmann) last 9/24
  • Red-bellied Woodpecker (5) (Danka/Ehlmann) 7; last 9/24
  • Eastern Screech-Owl (Stevens) last 9/24
• Red Lion Wildlife Area
  • Magnolia Warbler --eastern tree line (Weston) first 9/24
  • Field Sparrow --east of Little Jumbo Reservoir (Stevens) first 9/24
  • White-throated Sparrow (Stevens) first 9/24
  
  Washington/Logan Counties County
• Prewitt Reservoir
  • Eastern Screech-Owl (Stevens/Weston) last 9/23

Mountains and Western Colorado

Montezuma County
• Denny Lake
  • Possible Common Moorhen --south end (S. Meyer) first 10/7
  
  Grand County
• Snow Mountain Ranch
  • Harris's Sparrow --Legget building (Jenkins) first 10/6
  • Ovenbird (Hartley) first 10/4
  • (due west from the reservoir at Columbine Point)
  • American Three-toed Woodpecker (2) (Hartley) first 10/4
  • (higher elevation than Ovenbird)
• County Road 14S (149 Road)
  • White-winged Crossbill (3+) (Weston) first 8/18
  • Northern Pygmy-Owl (Weston) first 8/18
• Gore Pass
  • American Three-toed Woodpecker (2) --near mm 14 (Weston) first 8/15
• Rabbit Ears Pass (Grand County)
  • American Three-toed Woodpecker (female) (Stevens/Zeeto) (first 3/28) last 5/24
  • (Driveway to maintenance building; 4.8 miles north of Hwy 14 & Hwy 40 intersection)
  
  Montrose County
• East of Nucla Sewer Ponds
  • Common Tern (Dexter) first 10/5
  
  Clear Creek County
• Mt. Evans Byway (Now Closed for Season at Ecko Lake)
  • Brown-capped Rosy Finch (2) (Stevens/Mayer-King) (first 6/7) 2+; last 10/2
  • (Latest: seen at northwest and southwest corners of Summit Lake)
  • White-tailed Ptarmigan (2) (Stevens) first 9/20
  • (Walking uphill, after first curve, no longer can see Summit Lake)
  • American Three-toed Woodpecker --northeast corner/Echo Lake (Stevens/Weston) (first 8/25) last 9/1
  • American Three-toed Woodpecker --Echo Lake Campgrounds (Bingham) first 7/13
• Guanella Pass
  • White-tailed Ptarmigan (Zeeto) last 9/9
  • (50 yds/south/hill to southeast of parking lot)
• Guanella Pass Campgrounds
  • American Three-toed Woodpecker --500 yds/up/Lost Silver Dollar Trail (Weston) first 6/22
  • American Three-toed Woodpecker --west of campgrounds (Weston) first 6/22
  
  Garfield County
• Glenwood Canyon (above Shoshone Dam)
  • Barrow's Goldeneye (female) (McConnell) last 9/30
• Silt River Park
  • Black-throated Green Warbler --see directions (Dexter) first 9/28
  
  Mesa County
• Lucy ferril Ela Sanctuary
  • White-throated Sparrow (Stephens) first 9/29
• Grand Mesa
  • American Three-toed Woodpecker (3) (Robinsong) first first 9/21
  • (Behind Raber Cabins along Lands End Road)
  • White-winged Crossbill --Visitor's Center (Cooper) first 9/7
  • Boreal Owl (Stevens/Ehlmann) (first 4/24) last 7/10
  • (First pullover, south of Spruce Grove campgrounds)
  • White-winged Crossbill --just southeast/Spruce Grove Campground (Weston & all) first 7/9
  • American Three-toed Woodpecker --Little Bear Campground (Ehlmann) first 7/8
  • American Three-toed Woodpecker --Island Lake Campground (Stevens) first 7/8
  • American Three-toed Woodpecker --Scotland Trailhead (Aquila) first 6/21
  • Boreal Owl (Stevens) last 5/18
  • (At 0.2 miles east of Center; along road heading east from Visitor's Center)
• Powderhorn Ski Area on the Grand Mesa
  • American Three-toed Woodpecker (2) (Stevens/Aquila) (first 4/13) last 6/21
  • Northern Pygmy-Owl (Stevens/D. King) (first 3/12) last 4/28
  
  Jackson & Larimer Counties
• Walden Reservoir
  • Sabine's Gull (Stevens) first 9/28
• County Road 26 (several miles north of Hwy 14)
  • Greater Sage-Grouse (Hanson) first 9/28
• Colorado State Forest
  • Boreal Owl (Stevens/Hanson) last 9/27
• Pennock Pass
  • Flammulated Owl (Stevens/Hanson) last 9/27
  • (Contact Stevens at birdertoo (at) hotmail.com or 303-324-7994)
  • (We are trying to spread out searches as to not visit same spot each trip)
• Cameron Pass Area
  • Boreal Owl (Stevens/E. Peters) last 9/7
  • (Contact Stevens at birdertoo (at) hotmail.com or 303-324-7994)
  • (We are trying to spread out searches as to not visit same spot each trip)
  
  Fremont County
• Arkansas Riverwalk
  • Hooded Warbler (male) --bluff trail (Moss) first 9/28
  
  Custer County
• DeWeese Reservoir
  • Bell's Vireo (Peterson) first 9/27
  
  Eagle County
• Bighorn Creek Trail #2013
  • American Three-toed Woodpecker (Dee) first 9/27
• Lost Lake Trail
  • American Three-toed Woodpecker (2+) (Dee) first 9/4
• Slough Grass Lake
  • White-winged Crossbill (2+) (Weston) first 8/14
• Lost Lake
  • Boreal Owl --west side (Weston) first 8/13
• Piney Lake
  • Flammulated Owl (Weston) first 8/12
  
  Park County
• Antero Reservoir
  • Long-tailed Jaeger (adult breeding) (Pals) first 9/26
• Georgia Pass & Michigan Creek Road
  • American Three-toed Woodpecker (Michaels/Zeeto) (first 7/6) last 8/24
  • Northern Pygmy-Owl --east/Woodpecker trail (Zeeto) first 8/24
  • Dusky Grouse --switchbacks/west/Woodpecker trail (Zeeto) first 8/23
• Hoosier Pass
  • White-tailed Ptarmigan (Michaels/D. Ryan) (first 7/6) 6; last 7/29
  • (Latest: few hundred feet beyond metal gate)
  
  Moffat County
• Loudy Simpson Park
  • Cassin's Vireo (Dexter) first 9/26
  • Nashville Warbler (Dexter) first 9/25
• Oxbow Wildlife Area and Oxbow Lake
  • Sage Sparrow (Stevens/Luke) first (first 3/12) last 9/7
  • Pinyon Jay (Stevens/Luke) first (first 3/7) last 9/7
  
  Summit County
• A.M. Bailey Bird Sanctuary
  • American Three-toed Woodpecker (Petrosky/Stevens) (first 7/18) last 9/22
  • (Between trailhead and sanctuary)
  • American Three-toed Woodpecker --at Sanctuary/west of Creek (Petrosky/Stevens) (first 7/18) last 9/22
  • American Three-toed Woodpecker (adult male) --150 yds/up from Trailhead (Ryan) first 7/28
• Johnson Road
  • Hooded Warbler --see directions (Luke) first 9/18
• Salmon Lake Trail
  • American Three-toed Woodpecker (3) --along trail (Nims) first 8/23
  
  Ouray County
• Box Canyon
  • Black Swift (Ehlmann/Hirshman) (first 6/12) last 9/17
  
  Gunnison County
• Gunnison County Road 38
  • Gunnison Sage-Grouse (12+) (Ehlmann/Owdom) (first 6/11) last 9/6
• Lost Lake Slough & Beckwith Pass Trail
  • White-winged Crossbill (4-5) (Robinsong) first 8/18
  • (Between Wilderness Boundary and Lost Lake)
  
  Rio Grande County
• County Road 28 near Rock Creek Cemetery
  • Lewis's Woodpecker (3) (Simmons) first 8/30
  
  Routt County
• Buffalo Pass
  • American Three-toed Woodpecker (25+) (Hilf/Weston) (first 8/2) 5; last 8/20
  • (Between Lake Dinosaur and Fish Creek Reservoir)
  • White-winged Crossbill (Williams & Merrill/Weston) (first 8/6) last 8/20
  • (Latest: Seen just west of Dry Lake Campgrounds)
  • (Seen 5.0 miles from the turnoff for Buffalo Pass Road (CR 38)
• Along Three Island Trail & Burn Ridge Trail Off CR 443
  • American Three-toed Woodpecker (11) (Hilf/Weston) (first 7/21) 3+; last 8/19
  • (Trails are off Seedhouse Road, also Forest Road 400)
  
  Pitkin County
• Ivanhoe Lake
  • Northern Pygmy-Owl -1/4 mile above lake (Weston) first 8/11
• Lyle Lake
  • Northern Pygmy-Owl --halfway up trail (Weston) first 8/10
  
  Chaffee County
• Marshall Pass
  • American Three-toed Woodpecker (4+) (Stevens) first 8/4
  • (both sides of pass; including Saguache County)
• Buena Vista
  • Lewis's Woodpecker (2) (Tuvesson/Ehlmann) (first 7/4) last 7/29
  • (Along Brookdale Avenue)
  • Pinyon Jay --KOA campgrounds/below Buena Vista Overlook (Ehlmann) last 7/29
  • Pinyon Jay (30+) (Tuvesson) first 7/4
  • (County Road 361, just north of CR 350 (Crossman Ave))
• Monarch Pass Ski Area Parking Lot
  • American Three-toed Woodpecker (Weston & all) first 7/29
• Monarch Spur RV Park, West of Salida
  • Magnificent Hummingbird --please read directions (Germany) (first 7/8) last 7/16
  
  La Plata County
• Wildcat Canyon
  • Acorn Woodpecker (Zerbi) last 8/4
  
  Alamosa County
• Great Sand Dunes National Monument
  • Western Screech-Owl (Weston/Stevens) (first 8/2) last 8/3
  • (Medano Creek, Saguache County Section)
• Zapata Falls
  • Black Swift (5+) (Ruano/Weston & all) (first 5/30) last 8/1
  
  Delta County
• Escalante Canyon
  • Black Phoebe (2) --Creek across/Pinnacle Rock (Stevens/Ehlmann) (first 3/31) last 7/3
  • Chukar (2) --Gunnison River to sheep corral (Stevens/Ehlmann) last 7/3
• Fruitgrower's Reservoir
  • Lewis's Woodpecker (Ehlmann) last 7/1
  • (Drive South first paved road west of Reservoir; large cottonwoods as road heads west again)
  • American Bittern (Nicholoff/Horn) (first 5/6) last 6/15