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Vascular Plant and Vertebrate Inventory of Saguaro ... - USGS

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Table 5.6. Relative abundance (mean + SE) <strong>of</strong> birds from line-transect surveys, <strong>Saguaro</strong> National Park, Rincon<br />

Mountain District, 2002 <strong>and</strong> 2003.<br />

Transect<br />

Upper Loma Verde Lower Rincon Creek Douglas Spring<br />

(n = 36)<br />

(n = 52)<br />

(n = 48)<br />

Species<br />

Gambel’s quail<br />

Mean<br />

0.86<br />

SE<br />

0.372<br />

Mean<br />

0.94<br />

SE<br />

0.436<br />

Mean<br />

0.19<br />

SE<br />

0.132<br />

Cooper’s hawk 0.04 0.027<br />

red-tailed hawk 0.06 0.033 0.04 0.029<br />

American kestrel 0.03 0.028 0.02 0.019 0.04 0.029<br />

mourning dove 0.17 0.085 0.12 0.045<br />

great horned owl 0.06 0.039<br />

Anna’s hummingbird 0.03 0.028<br />

Gila woodpecker 0.86 0.160 0.71 0.133 0.02 0.021<br />

red-naped sapsucker 0.02 0.019<br />

ladder-backed woodpecker 0.31 0.104 0.29 0.084 0.06 0.035<br />

northern flicker 0.17 0.053 0.08 0.050<br />

gilded flicker 0.08 0.061 0.23 0.081<br />

black phoebe 0.02 0.019<br />

Say’s phoebe 0.03 0.028 0.02 0.019<br />

ash-throated flycatcher 0.02 0.019<br />

loggerhead shrike 0.04 0.029<br />

western scrub-jay 0.19 0.078 0.08 0.037 0.25 0.082<br />

Mexican jay 0.13 0.092<br />

common raven 0.06 0.039 0.02 0.019 0.23 0.189<br />

violet-green swallow 0.11 0.111<br />

bridled titmouse 0.46 0.193<br />

juniper titmouse 0.04 0.042<br />

verdin 0.42 0.101 0.48 0.105 0.27 0.077<br />

bushtit 0.69 0.455<br />

white-breasted nuthatch 0.02 0.021<br />

cactus wren 0.78 0.155 1.04 0.162 0.17 0.069<br />

rock wren 0.03 0.028 0.12 0.045<br />

canyon wren 0.04 0.029<br />

Bewick’s wren 0.42 0.092 0.33 0.081 0.56 0.094<br />

house wren 0.15 0.051<br />

ruby-crowned kinglet 0.39 0.121 0.42 0.104 0.42 0.102<br />

black-tailed gnatcatcher 0.25 0.092 0.13 0.062<br />

western bluebird 0.06 0.058 0.79 0.339<br />

Townsend’s solitaire 0.35 0.109<br />

hermit thrush 0.04 0.027<br />

American robin 0.06 0.058 0.04 0.029<br />

northern mockingbird 0.08 0.047<br />

curve-billed thrasher 0.75 0.151 0.63 0.113<br />

crissal thrasher 0.03 0.028 0.17 0.062<br />

cedar waxwing 0.42 0.297<br />

phainopepla 0.11 0.066 0.08 0.037 0.04 0.029<br />

yellow-rumped warbler 0.08 0.083<br />

green-tailed towhee 1.22 0.165 0.08 0.037<br />

spotted towhee 0.17 0.063 0.02 0.019 0.44 0.084<br />

canyon towhee 0.58 0.175 0.37 0.087 0.81 0.165<br />

Abert’s towhee 0.03 0.028 0.13 0.048<br />

rufous-winged sparrow 0.89 0.182 0.88 0.144<br />

rufous-crowned sparrow 0.52 0.115<br />

chipping sparrow 2.36 0.785 0.40 0.279 2.54 0.932<br />

Brewer’s sparrow 1.03 0.477 0.10 0.096<br />

black-chinned sparrow 0.06 0.033<br />

vesper sparrow 0.08 0.046<br />

Lincoln’s sparrow 0.12 0.052<br />

black-throated sparrow 0.33 0.120 1.17 0.329<br />

white-crowned sparrow 0.72 0.162<br />

dark-eyed junco 0.06 0.028 0.25 0.082 0.25 0.053<br />

northern cardinal 0.19 0.087 0.37 0.126<br />

pyrrhuloxia 0.03 0.028 0.10 0.050<br />

eastern meadowlark 0.10 0.074<br />

house finch 1.00 0.298 0.62 0.135 0.06 0.035<br />

pine siskin 0.10 0.096<br />

lesser goldfinch 0.52 0.295<br />

Lawrence’s goldfinch 0.03 0.028<br />

60

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