Ecological Archives C006-067-A1

Eszter C. Munes, Mark D. Dixon, David L. Swanson, Christopher L. Merkord, and Adam R. Benson. 2015. Large, infrequent disturbance on a regulated river: response of floodplain forest birds to the 2011 Missouri River flood. Ecosphere 6:212. http://dx.doi.org/10.1890/es15-00007.1

Appendix A. Density estimates of 35 bird species along the Missouri National Recreational River.

Table A1. Bird density estimates (number of individuals per ha) for 35 landbird species. Letters indicate significant differences between years (p ≤ 0.05). Pre-flood numbers were derived from the mean of 2009 and 2010 numbers. 95% confidence intervals are in parenthesis.

Species

Pre-flood

2012

2013

2014

Mourning Dove

0.77a

(0.72, 0.81)

0.42b

(0.40, 0.45)

0.94c

(0.89, 1.00)

1.15d

(1.09, 1.22)

Red-headed Woodpecker

0.38a

(0.31, 0.47)

0.19b

(0.15, 0.23)

0.30c

(0.24, 0.37)

0.37ac

(0.30, 0.46)

Red-bellied Woodpecker

0.08a

(0.07, 0.09)

0.12b

(0.11, 0.14)

0.22c

(0.20, 0.25)

0.29d

(0.26, 0.33)

Downy Woodpecker

0.30a

(0.26, 0.34)

0.46b

(0.40, 0.52)

0.43b

(0.38, 0.50)

0.51c

(0.44, 0.58)

Hairy Woodpecker

0.18a

(0.15, 0.22)

0.29b

(0.24, 0.35)

0.18a

(0.15, 0.22)

0.37c

(0.31, 0.44)

Northern Flicker

0.17a

(0.15, 0.21)

0.16a

(0.13, 0.19)

0.10b

(0.08, 0.12)

0.15a

 (0.12, 0.18)

Eastern Wood-Pewee

0.65a

(0.60, 0.72)

0.44b

(0.40, 0.48)

0.49c

(0.45, 0.54)

0.43b

(0.39, 0.47)

Willow Flycatcher

0.46a

(0.35, 0.59)

0.14b

(0.11, 0.18)

0.18b

(0.14, 0.23)

0.17b

(0.13, 0.21)

Great Crested Flycatcher

0.27a

(0.24, 0.31)

0.19b

(0.17, 0.22)

0.18b

(0.16, 0.21)

0.33c

(0.29, 0.37)

Eastern Kingbird

0.59a

(0.52, 0.66)

0.62a

(0.55, 0.70)

0.55a

(0.47, 0.60)

0.60a

(0.53, 0.68)

Bell's Vireo

0.50a

(0.45, 0.57)

0.25b

(0.22, 0.28)

0.42c

(0.38, 0.48)

0.43c

(0.39, 0.49)

Warbling Vireo

0.75a

(0.68, 0.81)

0.69a

(0.63, 0.75)

0.96b

(0.87, 1.05)

1.12c

(1.02, 1.23)

Red-eyed Vireo

0.72a

(0.54, 0.95)

0.75a

(0.56, 1.00)

0.43b

(0.32, 0.58)

0.81a

(0.61, 1.08)

Blue Jay

0.44a

(0.39, 0.49)

0.22b

(0.20, 0.25)

0.33c

(0.29, 0.36)

0.35c

(0.31, 0.39)

Black-capped Chickadee

0.63a

(0.54, 0.74)

1.02b

(0.86, 1.20)

0.60a

(0.51, 0.70)

0.65a

(0.55, 0.76)

White-breasted Nuthatch

0.54a

(0.49, 0.61)

0.83b

(0.74, 0.93)

0.51a

(0.46, 0.58)

0.85b

(0.76, 0.95)

House Wren

3.15a

(2.96, 3.36)

2.38b

(2.24, 2.53)

2.50b

(2.35, 2.66)

2.83c

(2.66, 3.01)

Wood Thrush

0.13a

(0.11, 0.15)

0.06b

(0.05, 0.07)

0.16c

(0.14, 0.19)

0.14ac

(0.12, 0.16)

American Robin

0.81a

(0.75, 0.87)

1.07b

(0.99, 1.16)

1.55c

(1.44, 1.67)

1.78d

(1.65, 1.92)

Gray Catbird

0.53a

(0.45, 0.64)

0.61a

(0.51, 0.72)

0.89c

(0.75, 1.06)

0.94c

(0.79, 1.13)

Brown Thrasher

0.40a

(0.35, 0.45)

0.13b

(0.12, 0.15)

0.11b

(0.10, 0.13)

0.24c

(0.21, 0.28)

Ovenbird

0.24a

(0.19, 0.30)

0.10b

(0.08, 0.13)

0.14c

(0.11, 0.17)

0.10b

 (0.08, 0.13)

Common Yellowthroat

0.28a

(0.24, 0.32)

0.22b

(0.19, 0.26)

0.53c

 (0.45, 0.62)

0.47c

(0.40, 0.54)

American Redstart

0.57a

(0.50, 0.65)

0.70b

(0.62, 0.81)

1.02c

(0.89, 1.17)

1.39d

(1.21, 1.58)

Yellow Warbler

3.89a

(3.46, 4.39)

2.97b

(2.64, 3.35)

4.09a

(3.62, 4.61)

4.16a

(3.69, 4.69)

“Rufous-sided” Towhee

0.60a

(0.54, 0.65)

0.37b

(0.34, 0.41)

0.49c

(0.45, 0.54)

0.71d

 (0.65, 0.78)

Chipping Sparrow

0.07a

(0.06, 0.09)

0.15b

(0.11, 0.19)

0.17b

(0.13, 0.23)

0.25c

(0.19, 0.32)

Song Sparrow

0.30a

(0.23, 0.40)

0.27a

(0.20, 0.35)

0.38a

(0.29, 0.50)

0.62b

(0.47, 0.82)

Northern Cardinal

0.42a

 (0.37, 0.47)

0.22b

(0.20, 0.25)

0.31c

(0.27, 0.35)

0.38a

(0.33, 0.42)

Rose-breasted Grosbeak

1.27a

(1.09, 1.49)

0.62b

(0.53, 0.73)

0.89c

(0.76, 1.05)

0.87c

 (0.74, 1.02)

Indigo Bunting

0.18a

(0.15, 0.21)

0.23b

(0.19, 0.27)

0.14c

(0.12, 0.16)

0.16a

(0.13, 0.19)

Brown-headed Cowbird

0.78a

(0.71, 0.85)

0.62b

(0.57, 0.68)

0.66b

(0.61, 0.72)

1.09c

(1.00, 1.19)

Orchard Oriole

1.41a

(1.30, 1.53)

0.98b

(0.90, 1.06)

1.07c

(0.99, 1.16)

1.36a

(1.25, 1.47)

Baltimore Oriole

1.99a

(1.69, 2.33)

0.96b

(0.81, 1.12)

1.63c

 (1.39, 1.92)

1.65c

(1.41, 1.94)

American Goldfinch

0.78a

(0.66, 0.91)

0.94b

(0.80, 1.10)

0.95b

(0.81, 1.12)

1.39c

 (1.18, 1.63)


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