TABLE 1.
Overview of the freshwater sampling sites location, legend, coordinates, ambient and manipulation conditions, manipulation time, and Oligochaeta found in the shell of Theodoxus fluviatilis.
| Location | Location legend | Coordinates | Snails collected | Ambient salinity | Manipulation | Manipulation time (h) | Oligochatea found |
| Lake Schmaler Luzin, northern part | S1 | 53°19′33″N, 13°26′28″E | 136 | Freshwater Salinity 0.5 | No manipulation | 216 | >5 |
| Lake Schmaler Luzin, south end | S2 | 53°19′33″N, 13°26′29″E | 136 | Freshwater Salinity 0.5 | Hyperosmotic treatment | 2–5 | |
| Salinity 0.5 (acclimatization to artificial water) | 24 | ||||||
| Salinity 6 | 48 | ||||||
| Salinity 12 | 48 | ||||||
| Salinity 18 | 120 | ||||||
| Lake Carwitzer | S3 | 53°18′21″N, 13°26′48″E | 115 | Freshwater Salinity 0.5 | Hyperosmotic treatment | >5 | |
| Salinity 0.5 (acclimatization to artificial water) | 24 | ||||||
| Salinity 6 | 48 | ||||||
| Salinity 12 | 48 | ||||||
| Salinity 18 | 120 |