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Mean nymphal I. scapularis densities at sites in the lower Hudson valley in 1995 and 1996 for the five sites per county sampled in both years
| County | Mean no. of ticks/1,000 m2 (SD)
|
Mean fold increase (SD) | |
|---|---|---|---|
| 1995 | 1996 | ||
| Westchester | 65.5 (43.4) | 271.8 (262.3) | 3.7 (3.2) |
| Putnam | 36.9 (18.8) | 157.4 (76.5) | 3.9 (2.6) |
| Dutchess | 75.2 (58.5) | 128.0 (108.1) | 2.1 (2.7) |
| Rockland | 13.0 (7.0) | 30.4 (20.7) | 1.0 (3.3) |
| Orange | 11.8 (14.2) | 46.0 (55.0) | 2.0 (2.8) |
