the audubon society osa peninsula christmas bird count 2011 summary
TRANSCRIPT
![Page 1: The Audubon Society Osa Peninsula Christmas Bird Count 2011 Summary](https://reader031.vdocument.in/reader031/viewer/2022020702/61fb1e5f2e268c58cd5a5dc1/html5/thumbnails/1.jpg)
Start and End Times Start Time End Time
Daytime hours 05:30 AM 5:00 PM
Nocturnal hours 5:00 PM 7:30 PM
Effort
Observers
In Field: Total Number: 34
Minimum Number of Parties (daylight): 14
Maximum Number of Parties (daylight): 16
At Feeders: Total Number: 4
Party Hours and Distance
By Foot : Hours: 78.5 Distance: 49.00 km
By Car : Hours: 0.0 Distance: 00.00 km
At Feeders Hours: 13.5
Nocturnal Birding Hours: 11.0
Count Summary Report
111 represents the 111th CBC of 2010
The Audubon Society Osa Peninsula Christmas Bird Count
2011 Summary
Count Code: CROP Number of Party Hours: 78.5 Total Kilometers Walked: 49.0 Species reported on count date: 251 Total # of Birds: 4,506
Count Name: Osa Peninsula Count Date: Dec 21, 2011
Compiler: Osa Conservation
Organizations and Participants: Osa Conservation
Bosque del Rio Tigre Bosque del Cabo
El Remanso Iguana Lodge Luna Lodge Lapa Ríos
SurcosTours Blue Ave
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112 represents the 112th CBC of 2011
Species Number Max Number
Number of counts
Great Tinamou 11 14/111 2
Little Tinamou 16 22/111 2
Black-bellied Whistling-Duck 21 21/112 2
Gray-headed Chachalaca 17 23/111 2
Crested Guan 5 5/112 2
Great Curassow 64 6/111 2
Marbled Wood-Quail 5 6/111 2
Brown Pelican 61 61/112 2
Neotropic Cormorant 1 3/111 2
Magnificent Frigatebird 10 10/112 2
Fasciated Tiger-Heron 1 1/112 2
Bare-throated Tiger-Heron 12 12/112 2
Great Blue Heron (Blue form) 2 2/112 2
Great Egret 16 16/112 2
Snowy Egret 8 18/111 2
Little Blue Heron 16 16/112 2
Tricolored Heron 1 2/111 2
Cattle Egret 258 327/111 2
Green Heron 7 7/112 2
Yellow-crowned Night-Heron 9 111 only 2
Boat-billed Heron 6 6/112 2
White Ibis 71 71/112 2
Roseate Spoonbill 4 5/111 2
Wood Stork 2 2/112 2
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Black Vulture 97 97/112 2
Turkey Vulture 79 81/111 2
King Vulture 17 17/112 2
Osprey 1 1/112 2
Gray-headed Kite 4 4/112 2
Swallow-tailed Kite 49 49/112 2
Pearl Kite 5 5/112 2
Double-toothed Kite 11 11/112 2
Tiny Hawk 1 111 only 2
White Hawk 11 11/112 2
Common Black-Hawk 13 13/112 2
Mangrove Black-Hawk 5 111 only 2
Roadside Hawk 33 36/111 2
Broad-winged Hawk 5 6/111 2
Gray Hawk 1 1/112 2
Short-tailed Hawk 2 2/112 2
Zone-tailed Hawk 1 2/111 2
Black Hawk-Eagle 1 3/111 2
Ornate Hawk-Eagle 1 111 only 2
Collared Forest-Falcon 2 4/111 2
Crested Caracara 19 19/112 2
Yellow-headed Caracara 26 34/111 2
Laughing Falcon 11 11/112 2
Bat Falcon 2 2/112 2
Peregrine Falcon 1 111 only 2
White-throated Crake 1 4/111 2
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Gray-necked Wood-Rail 16 16/112 2
Purple Gallinule 6 6/112 2
Wilson's Plover 1 111 only 2
Southern Lapwing 14 14/112 2
Killdeer 2 2/112 2
Northern Jacana 13 13/112 2
Spotted Sandpiper 12 13/111 2
Solitary Sandpiper 3 3/112 2
Willet 4 4/112 2
Ruddy Turnstone 12 12/112 2
Sanderling 2 2/112 2
Sandwich Tern 1 111 only 2
Pale-vented Pigeon 9 18/111 2
Short-billed Pigeon 14 14/112 2
Ruddy Ground-Dove 108 108/112 2
Blue Ground-Dove 6 16/111 2
White-tipped Dove 21 33/111 2
Gray-chested Dove 13 13/112 2
Ruddy Quail-Dove 5 5/112 2
Crimson-fronted Parakeet 191 191/112 2
Scarlet Macaw 82 82/112 2
Orange-chinned Parakeet 169 169/112 2
Brown-hooded Parrot 36 36/112 2
White-crowned Parrot 102 102/112 2
Red-lored Parrot 154 154/112 2
Mealy Parrot 12 17/111 2
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Squirrel Cuckoo 9 12/111 2
Mangrove Cuckoo 1 3/111 2
Striped Cuckoo 1 4/111 2
Smooth-billed Ani 60 60/112 2
Crested Owl 2 2/112 2
Spectacled Owl 1 1/112 2
Common Pauraque 9 9/112 2
Common Potoo 2 2/112 2
Black Swift 1 1/112 2
Chestnut-collared Swift 21 21/112 2
White-collared Swift 135 154/111 2
Costa Rican Swift 84 137/111 2
Lesser Swallow-tailed Swift 3 111 only 2
Bronzy Hermit 9 9/112 2
Band-tailed Barbthroat 13 13/112 2
Long-billed Hermit 27 27/112 2
Stripe-throated Hermit 10 10/112 2
White-tipped Sicklebill 1 4/111 2
Scaly-breasted Hummingbird 4 5/111 2
White-necked Jacobin 10 28/111 2
Green-breasted Mango 1 1/112 2
Mango sp. 2 2/112 2
Violet-headed Hummingbird 1 111 only 2
White-crested Coquette 4 4/112 2
Violet-crowned Woodnymph 4 4/112 2
Blue-throated Goldentail 36 61/111 2
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Charming Hummingbird 35 52/111 2
Mangrove Hummingbird 3 3/112 2
Rufous-tailed Hummingbird 47 47/112 2
Purple-crowned Fairy 6 6/112 2
Long-billed Starthroat 3 3/112 2
Ruby-throated Hummingbird 1 111 only 2
Baird's Trogon 6 6/112 2
Gartered Trogon 11 11/112 2
Black-throated Trogon 19 20/111 2
Slaty-tailed Trogon 5 8/111 2
Blue-crowned Motmot 4 9/111 2
Ringed Kingfisher 10 10/112 2
Amazon Kingfisher 2 6/111 2
Green Kingfisher 12 14/111 2
White-necked Puffbird 4 7/111 2
White-whiskered Puffbird 1 8/111 2
Rufous-tailed Jacamar 7 8/111 2
Fiery-billed Aracari 20 20/112 2
Chestnut-mandibled Toucan 73 73/112 2
Olivaceous Piculet 4 4/112 2
Golden-naped Woodpecker 20 28/111 2
Red-crowned Woodpecker 26 34/111 2
Red-rumped Woodpecker 6 6/112 2
Rufous-winged Woodpecker 1 1/112 2
Lineated Woodpecker 12 12/112 2
Pale-billed Woodpecker 13 13/112 2
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Slaty Spinetail 6 6/112 2
Striped Woodhaunter 2 111 only 2
Buff-throated Foliage-gleaner 2 15/111 2
Plain Xenops 18 18/112 2
Scaly-throated Leaftosser 5 5/112 2
Tawny-winged Woodcreeper 7 7/112 2
Long-tailed Woodcreeper 2 3/111 2
Wedge-billed Woodcreeper 11 12/111 2
Northern Barred-Woodcreeper 4 4/112 2
Cocoa Woodcreeper 25 30/111 2
Black-striped Woodcreeper 21 21/112 2
Streak-headed Woodcreeper 10 10/112 2
Great Antshrike 4 4/112 2
Black-hooded Antshrike 25 41/111 2
Russet Antshrike 4 5/111 2
Slaty Antwren 6 111 only 2
Dot-winged Antwren 12 38/111 2
Dusky Antbird 6 111 only 2
Chestnut-backed Antbird 58 63/111 2
Bicolored Antbird 3 3/112 2
Black-faced Antthrush 11 15/111 2
Yellow-bellied Tyrannulet 4 7/111 2
Southern Beardless-Tyrannulet 6 6/112 2
Yellow Tyrannulet 8 8/112 2
Yellow-bellied Elaenia 9 9/112 2
Ochre-bellied Flycatcher 2 10/111 2
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Paltry Tyrannulet 8 13/111 2
Scale-crested Pygmy-Tyrant 3 111 only 2
Northern Bentbill 2 3/111 2
Slate-headed Tody-Flycatcher 3 5/111 2
Common Tody-Flycatcher 15 26/111 2
Eye-ringed Flatbill 2 5/111 2
Yellow-olive Flycatcher 7 7/112 2
Golden-crowned Spadebill 3 5/111 2
Royal Flycatcher 1 1/112 2
Ruddy-tailed Flycatcher 1 2/111 2
Sulphur-rumped Flycatcher 1 4/111 2
Black-tailed Flycatcher 2 2/112 2
Eastern Wood-Pewee 1 1/112 2
Tropical Pewee 4 4/112 2
Yellow-bellied Flycatcher 5 8/111 2
Least Flycatcher 1 1/112 2
Empidonax sp. 2 2/112 2
Bright-rumped Attila 18 18/112 2
Rufous Mourner 5 5/112 2
Dusky-capped Flycatcher 22 24/111 2
Panama Flycatcher 2 2/112 2
Great Crested Flycatcher 19 19/112 2
Great Kiskadee 26 26/112 2
Boat-billed Flycatcher 16 16/112 2
Social Flycatcher 36 36/112 2
Gray-capped Flycatcher 3 21/111 2
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Streaked Flycatcher 7 8/111 2
Tropical Kingbird 71 71/112 2
Scissor-tailed Flycatcher 1 2/111 2
Thrush-like Schiffornis 2 111 only 2
Rufous Piha 7 23/111 2
Cinnamon Becard 1 111 only 2
White-winged Becard 3 3/112 2
Rose-throated Becard 14 14/112 2
Masked Tityra 15 15/112 2
Black-crowned Tityra 4 4/112 2
Turquoise Cotinga 5 10/111 2
Yellow-billed Cotinga 1 112 only 2
Orange-collared Manakin 9 13/111 2
White-ruffed Manakin 2 111 only 2
Blue-crowned Manakin 5 13/111 2
Red-capped Manakin 11 15/111 2
Yellow-throated Vireo 10 10/112 2
Philadelphia Vireo 10 10/112 2
Red-eyed Vireo 2 111 only 2
Scrub Greenlet 1 2/111 2
Tawny-crowned Greenlet 13 35/111 2
Lesser Greenlet 20 35/111 2
Green Shrike-Vireo 7 7/112 2
Gray-breasted Martin 13 13/112 2
Mangrove Swallow 22 22/112 2
Southern Rough-winged Swallow 14 16/111 2
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Barn Swallow 46 112 only 2
Bank Swallow 23 111 only 2
Black-bellied Wren 10 18/111 2
Riverside Wren 53 74/111 2
Plain Wren 8 13/111 2
House Wren 12 12/112 2
Scaly-breasted Wren 8 12/111 2
Long-billed Gnatwren 1 11/111 2
Tropical Gnatcatcher 11 26/111 2
Clay-colored Thrush 6 10/111 2
White-throated Thrush 2 3/112 2
Golden-winged Warbler 2 112 only 2
Tennessee Warbler 22 32/111 2
Yellow Warbler 5 18/111 2
Chestnut-sided Warbler 32 66/111 2
Bay-breasted Warbler 1 2/111 2
Black-and-white Warbler 1 2/111 2
American Redstart 2 2/112 2
Prothonotary Warbler 2 2/112 2
Ovenbird 1 2/111 2
Northern Waterthrush 6 7/111 2
Mourning Warbler 3 3/112 2
Hooded Warbler 1 112 only 2
Gray-crowned Yellowthroat 1 111 only 2
Wilson’s Warbler 2 112 only 2
Buff-rumped Warbler 2 9/111 2
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Bananaquit 41 53/111 2
Gray-headed Tanager 13 13/112 2
White-throated Shrike-Tanager 10 12/111 2
White-shouldered Tanager 33 34/111 2
White-lined Tanager 1 1/112 2
Black-cheeked Ant-Tanager 14 28/111 2
Summer Tanager 20 28/111 2
Scarlet Tanager 1 1/112 2
Cherrie's Tanager 110 110/112 2
Blue-gray Tanager 36 36/112 2
Palm Tanager 33 33/112 2
Bay-headed Tanager 2 8/111 2
Golden-hooded Tanager 37 37/112 2
Blue Dacnis 9 13/111 2
Green Honeycreeper 5 13/111 2
Shining Honeycreeper 2 17/111 2
Red-legged Honeycreeper 20 30/112 2
Blue-black Grassquit 16 18/111 2
Variable Seedeater 53 53/112 2
White-collared Seedeater 23 23/112 2
Ruddy-breasted Seedeater 6 112 only 2
Thick-billed Seed-Finch 1 3/111 2
Orange-billed Sparrow 9 13/111 2
Black-striped Sparrow 31 31/112 2
Streaked Saltator 1 112 only 2
Buff-throated Saltator 20 20/112 2
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Rose-breasted Grosbeak 1 111 only 2
Blue-black Grosbeak 21 21/112 2
Red-breasted Blackbird 7 16/111 2
Eastern Meadowlark 2 4/112 2
Melodious Blackbird 10 112 only 2
Great-tailed Grackle 124 124/112 2
Bronzed Cowbird 100 111 only 2
Baltimore Oriole 26 26/112 2
Yellow-billed Cacique 1 5/111 2
Scarlet-rumped Cacique 17 17/112 2
Yellow-crowned Euphonia 12 12/112 2
Thick-billed Euphonia 2 2/112 2
Yellow-throated Euphonia 4 4/112 2
Spot-crowned Euphonia 8 8/112 2
White-vented Euphonia 2 4/111 2
TOTAL INDIVIDUALS COUNTED 4,506
TOTAL SPECIES REPORTED 251