TABLE 1.
Annual number of visitors and tick densities of the five recreational areas of Helsinki studied
| Area | No. of visitors/yra | Total length of drag (m)b | No. of ticks collected | Tick density (no. of ticks/100 m) |
|---|---|---|---|---|
| Meilahti | 700,000 | 1,700 | 119 | 7.0 |
| Seurasaari | 450,000 | 2,550 | 805 | 31.5 |
| Lehtisaari | 10,000 | 1,650 | 590 | 35.7 |
| Lauttasaari | 208,000 | 1,700 | 136 | 8.0 |
| Pihlajasaari | 50,000 | 2,750 | 38 | 1.3 |
| Total | 1,418,000 | 10,350 | 1,688 | 16.3 |
a
Numbers obtained from the Year Report of 1997 provided by the Sports Department of Helsinki (5).
b
Ticks were caught by dragging a 1-m2 cotton cloth through the vegetation.