Summary of Tick Testing Results for 2005
A total of 6461 ticks feeding on humans were submitted for identification in 2005. Of these, 5978 were tested for the presence of Borrelia burgdorferi, the causative organism of Lyme disease, and 1613 (27%) were found to carry this organism. The names of the tick species and numbers of specimens received are shown in the table below.
Name of Species |
Common Name |
Total |
Ixodes scapularis |
Black-legged ("deer") Tick |
6123 |
Dermacentor variabilis |
American Dog Tick |
257 |
Amblyomma americanum |
Lone Star Tick |
64 |
Ixodes cookei |
(normally on woodchucks) |
9 |
Ixodes marxi |
(normally on squirrels) |
3 |
Rhipicephalus sanguineus |
Brown Dog Tick |
3 |
Ixodes pacificus |
(acquired in |
2 |
Most of the ticks received by us are the black-legged or “deer” ticks. Below is a table comparing the numbers and infection rates of deer ticks over the past five years.
Year |
Total Identified |
Total Tested |
Total Positive |
Percent Positive |
2001 |
5849 |
5588 |
1434 |
26 |
2002 |
6437 |
6212 |
1770 |
28 |
2003 |
5886 |
5673 |
1735 |
31 |
2004 |
4495 |
4231 |
1645 |
39 |
2005 |
6123 |
5897 |
1613 |
27 |
The number of deer ticks submitted from each town and the number infected are summarized by town for the year 2005. If the town is served by a health district, its totals are included with the town listed in the second column. For example,
Town |
|
Total Identified |
Total Tested |
Total Positive |
Percent Positive |
|
|
|
|
|
|
|
|
|
|
|
|
Ashford |
|
|
|
|
|
|
|
289 |
285 |
82 |
28.77% |
Barkhamsted |
|
1 |
1 |
0 |
0.00% |
|
|
|
|
|
|
|
|
1 |
1 |
0 |
0.00% |
|
|
14 |
14 |
4 |
28.57% |
|
|
31 |
30 |
9 |
30.00% |
|
|
1 |
1 |
0 |
0.00% |
|
|
0 |
0 |
0 |
|
|
|
2 |
2 |
0 |
0.00% |
Bozrah |
|
|
|
|
|
Branford |
|
71 |
70 |
15 |
21.43% |
|
|
19 |
19 |
4 |
21.05% |
|
|
|
|
|
|
|
|
15 |
9 |
1 |
11.11% |
|
|
75 |
71 |
18 |
25.35% |
|
Killingly |
|
|
|
|
|
|
4 |
4 |
0 |
0.00% |
|
|
|
|
|
|
|
Killingly |
|
|
|
|
|
|
1 |
1 |
0 |
0.00% |
Chaplin |
|
|
|
|
|
|
|
105 |
104 |
25 |
24.04% |
|
|
2 |
2 |
0 |
0.00% |
|
Old Saybrook |
13 |
13 |
2 |
15.38% |
|
|
4 |
4 |
0 |
0.00% |
Colebrook |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Cromwell |
|
2 |
2 |
2 |
100.00% |
|
|
10 |
10 |
1 |
10.00% |
|
|
298 |
289 |
87 |
30.10% |
|
Old Saybrook |
|
|
|
|
|
|
|
|
|
|
|
|
4 |
3 |
2 |
66.67% |
|
|
|
|
|
|
|
|
4 |
4 |
3 |
75.00% |
|
|
3 |
3 |
1 |
33.33% |
|
|
0 |
0 |
0 |
|
|
Branford |
|
|
|
|
|
|
4 |
4 |
0 |
0.00% |
|
|
|
|
|
|
Eastford |
Killingly |
|
|
|
|
|
|
56 |
53 |
16 |
30.19% |
Ellington |
|
|
|
|
|
|
|
14 |
14 |
5 |
35.71% |
|
|
0 |
0 |
0 |
|
|
|
22 |
21 |
9 |
42.86% |
|
|
|
|
|
|
|
|
0 |
0 |
0 |
|
|
|
18 |
18 |
6 |
33.33% |
|
|
1 |
1 |
0 |
0.00% |
|
|
2 |
2 |
0 |
0.00% |
|
|
179 |
178 |
56 |
31.46% |
Griswold |
|
9 |
8 |
0 |
0.00% |
|
|
152 |
144 |
40 |
27.78% |
|
|
45 |
43 |
12 |
27.91% |
Haddam |
|
9 |
9 |
3 |
33.33% |
|
|
11 |
11 |
2 |
18.18% |
|
Killingly |
1 |
1 |
0 |
0.00% |
|
|
7 |
7 |
1 |
14.29% |
Hartland |
|
|
|
|
|
Harwinton |
|
|
|
|
|
|
|
6 |
6 |
1 |
16.67% |
|
|
3 |
3 |
0 |
0.00% |
Killingly |
|
3 |
3 |
1 |
33.33% |
Killingworth |
|
7 |
7 |
1 |
14.29% |
|
|
1 |
1 |
0 |
0.00% |
Ledyard |
|
9 |
8 |
2 |
25.00% |
|
|
0 |
0 |
0 |
|
Litchfield |
|
|
|
|
|
Lyme |
|
0 |
0 |
0 |
|
|
|
8 |
8 |
1 |
12.50% |
|
|
4 |
3 |
2 |
66.67% |
|
|
29 |
27 |
9 |
33.33% |
|
|
|
|
|
|
|
|
12 |
11 |
2 |
18.18% |
Middlebury |
|
20 |
19 |
7 |
36.84% |
Middlefield |
|
4 |
4 |
0 |
0.00% |
|
|
15 |
14 |
3 |
21.43% |
|
|
37 |
36 |
5 |
13.89% |
|
|
|
|
|
|
|
|
|
|
|
|
Morris |
|
|
|
|
|
|
|
1 |
1 |
0 |
0.00% |
|
|
17 |
10 |
1 |
10.00% |
|
|
361 |
346 |
100 |
28.90% |
New |
|
31 |
29 |
6 |
20.69% |
New |
|
8 |
8 |
1 |
12.50% |
|
|
21 |
19 |
5 |
26.32% |
|
|
1 |
1 |
1 |
100.00% |
|
|
56 |
52 |
24 |
46.15% |
|
|
1 |
1 |
0 |
0.00% |
|
|
463 |
447 |
124 |
27.74% |
|
|
|
|
|
|
|
Branford |
3 |
3 |
0 |
0.00% |
|
|
0 |
0 |
0 |
|
|
|
58 |
57 |
16 |
28.07% |
|
|
0 |
0 |
0 |
|
|
|
333 |
329 |
87 |
26.44% |
|
|
17 |
13 |
4 |
30.77% |
Old Lyme |
|
8 |
7 |
0 |
0.00% |
Old Saybrook |
|
9 |
9 |
1 |
11.11% |
|
|
25 |
25 |
4 |
16.00% |
|
Southbury |
4 |
4 |
0 |
0.00% |
|
Killingly |
|
|
|
|
|
|
5 |
5 |
0 |
0.00% |
|
|
1 |
1 |
1 |
100.00% |
Pomfret |
Killingly |
1 |
1 |
1 |
100.00% |
|
|
1 |
1 |
0 |
0.00% |
|
|
0 |
0 |
0 |
|
Prospect |
|
1 |
1 |
0 |
0.00% |
Putnam |
Killingly |
|
|
|
|
|
|
93 |
84 |
21 |
25.00% |
|
|
241 |
228 |
68 |
29.82% |
Rocky Hill |
|
1 |
1 |
1 |
100.00% |
Roxbury |
|
17 |
17 |
8 |
47.06% |
|
|
0 |
0 |
0 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
125 |
124 |
31 |
25.00% |
|
|
0 |
0 |
0 |
|
|
|
6 |
6 |
0 |
0.00% |
|
|
6 |
6 |
1 |
16.67% |
|
|
2 |
2 |
1 |
50.00% |
Somers |
|
0 |
0 |
0 |
|
|
|
2 |
2 |
0 |
0.00% |
Southbury |
|
278 |
262 |
64 |
24.43% |
|
|
47 |
37 |
7 |
18.92% |
Sprague |
|
|
|
|
|
|
|
1 |
1 |
0 |
0.00% |
|
|
505 |
485 |
128 |
26.39% |
|
Killingly |
|
|
|
|
|
|
1 |
1 |
1 |
100.00% |
|
|
46 |
45 |
13 |
28.89% |
Suffield |
|
|
|
|
|
Thomaston |
|
1 |
1 |
1 |
100.00% |
Thompson |
Killingly |
|
|
|
|
Tolland |
|
1 |
1 |
0 |
0.00% |
|
|
743 |
722 |
222 |
30.75% |
|
|
154 |
150 |
40 |
26.67% |
|
Killingly |
|
|
|
|
|
|
3 |
3 |
0 |
0.00% |
Voluntown |
|
0 |
0 |
0 |
|
|
|
31 |
29 |
9 |
31.03% |
|
|
|
|
|
|
|
|
0 |
0 |
0 |
|
|
|
38 |
32 |
14 |
43.75% |
|
|
9 |
9 |
5 |
55.56% |
|
|
|
|
|
|
|
|
4 |
4 |
0 |
0.00% |
|
|
1 |
1 |
0 |
0.00% |
Westbrook |
|
3 |
3 |
0 |
0.00% |
Weston |
|
2 |
2 |
0 |
0.00% |
|
|
297 |
292 |
71 |
24.32% |
|
|
6 |
6 |
1 |
16.67% |
Willington |
|
|
|
|
|
|
|
349 |
338 |
84 |
24.85% |
|
|
3 |
3 |
0 |
0.00% |
|
|
|
|
|
|
|
|
6 |
6 |
2 |
33.33% |
|
|
|
|
|
|
Wolcott |
|
|
|
|
|
|
|
16 |
16 |
4 |
25.00% |
Woodbury |
Southbury |
1 |
1 |
0 |
0.00% |
|
Killingly |
1 |
1 |
0 |
0.00% |