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Table 3 I. scapularis larvae and nymphs collected from mist-netted birds (in taxonomic order), Dutchess and Putnam Counties, 2011 a

From: Isolation of deer tick virus (Powassan virus, lineage II) from Ixodes scapularis and detection of antibody in vertebrate hosts sampled in the Hudson Valley, New York State

Host species

# Individuals (# Indiv. w/ticks attached)

# Ticks sampled (Est. # ticks on individual birds)

Avg # ticks sampled/birds sampled (Range)

American woodcock

3 (2)

5 (5)

1.7 (0–4)

Scolopax minor

Picids (woodpeckers)

8 (0)

0 (0)

0.0

4 species

Eastern phoebe

17 (0)

0 (0)

0.0

Sayornis phoebe

Other Tyrannids (flycatchers) 4 species

4 (0)

0 (0)

0.0

Red-eyed vireo

9 (1)

1 (3)

0.3 (0–3)

Vireo olivaceus

Blue Jay

4 (4)

25 (45)

11.3 (1–41)

Cyanocitta cristata

Eastern tufted titmouse

15 (4)

15 (17)

1.1 (0–8)

Baeolophus bicolor

Black-capped chickadee

21 (5)

4 (6)

0.3 (0–2)

Poecile atricapilla

Carolina wren

8 (8)

81 (84)

10.5 (3–20)

Thryothorus ludovicianus

House wren

3 (3)

23 (23)

7.7 (1–19)

Troglodytes aedon

American robin

9 (8)

56 (115)

12.8 (0–40)

Turdus migratorius

Wood thrush

24 (22)

90 (142)

5.9 (0–18)

Hylocichla mustelina

Veery

51 (47)

386 (600)

11.8 (0–40)

Catharus fuscescens b

Other Turdids (thrushes)

12 (1)c

2 (2)

0.2 (0–2)

3 species

Gray catbird

215 (157)

392 (671)

3.1 (0–36)

Dumetella carolinensis b

Brown thrasher

6 (6)

33 (37)

6.2 (2–15)

Toxostoma rufum

Blue-winged warbler

5 (3)

3 (4)

0.8 (0–2)

Vermivora cyanoptera

Black-and-white warbler

2 (2)

11 (11)

5.5 (3–8)

Mniotilta varia

American redstart

2 (2)

4 (6)

3.0 (2–4)

Setophaga ruticilla

Ovenbird

16 (11)

26 (38)

2.4 (0–11)

Seiurus aurocapillus

Common yellowthroat

8 (3)

16 (18)

2.3 (0–9)

Geothlypis trichas

Other Parulids (warblers)

25 (4)d

7 (8)

0.3 (0–4)

11 species

Northern cardinal

22 (18)

94 (108)

4.9 (0–26)

Cardinalis cardinalis b

Rose-breasted grosbeak

6 (3)

0 (6)

1.0 (0–2)

Pheucticus ludovicianus

Indigo bunting

4 (2)

9 (11)

2.8 (0–10)

Passerina cyanea

Eastern towhee

46 (42)

418 (586)

12.7 (0–80)

Pipilo erythrophthalmus b

Grasshopper sparrow

7 (6)

9 (12)

1.7 (0–7)

Ammodrammus savannarum

Savannah sparrow

3 (2)

44 (44)

14.7 (0–40)

Passerculus sandwichensis

White-throated sparrow

42 (1)

1 (1)

0.0 (0–1)

Zonotrichia albicollis

Song sparrow

13 (5)

14 (29)

2.2 (0–11)

Melospiza melodia

Other Emberizids (sparrows) 2 species

7 (4)e

5 (6)

0.9 (0–4)

Common grackle

3 (3)

15 (16)

5.3 (4–8)

Quiscalus quiscula

American goldfinch

17 (1)

0 (2)

0.1 (0–2)

Spinus tristis

House sparrow

28 (0)

0 (0)

0.0

Passer domesticus

Others 4 species

4 (2)f

2 (3)

0.8 (0–2)

Totals

669 (382)

1791 (2659)

4.0 (0–80)

  1. a 58 Birds netted in fall, 2010 were bled only and are not included in the Table.
  2. b 1 individual was seropositive for POWV neutralizing antibodies.
  3. cI. scapularis (N = 1) removed from 1 of 9 Hermit thrushes (Catharus guttatus).
  4. dI. scapularis observed on and/or removed from 1 of 4 Yellow warblers (Dendroica petechia) (N = 4), 1 Worm-eating warbler (Helmitheros vermivora) (N = 1), 1 of 2 Louisiana waterthrushes (Seiurus motacilla) (N = 1, not removed), and 1 Hooded warbler (Wilsonia citrine) (N = 2).
  5. eI. scapularis observed on and/or removed from 2 of 4 Field sparrows (Spizella pusilla) (N = 2, 1 not removed), 2 of 3 Unidentified sparrows (N = 5).
  6. fI. scapularis observed on and/or removed from 1 White-breasted nuthatch (Sitta carolinensis) (N = 1, not removed) and 1 Red-winged blackbird (Agelaius phoeniceus) (N = 2).