Table 1.
Mean (SE) scutal length, body length, Scutal Index for unengorged and engorged Ixodes scapularis and Haemaphysalis longicornis recovered during active surveillance in PA from 1 October 2020 to 31 August 2021
| Species | Life stage | Engorgement level | n | Scutal length (mm) | Body Length (mm) | Scutal Index |
|---|---|---|---|---|---|---|
| H. longicornis | Adult | Unengorged | 10 | 0.94 (0.030) | 2.42 (0.057) | 2.58 (0.054) |
| Engorged | 5 | 0.98 (0.023) | 2.56 (0.080) | 2.62 (0.116) | ||
| Nymph | Unengorged | 10 | 0.45 (0.009) | 1.32 (0.020) | 2.98 (0.059) | |
| Engorged | 22 | 0.46 (0.013) | 1.56 (0.061) | 3.40 (0.132) | ||
| I. scapularis | Nymph | Unengorged | 10 | 0.71 (0.014) | 1.08 (0.023) | 1.53 (0.016) |
| Engorged | 7 | 0.70 (0.016) | 1.52 (0.055) | 2.18 (0.043) |