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| Year | Type of monitoring | Bird species determined | ||
| active | passive | |||
| 2006 | 0 | 224 (343*) | 159 (160*) | 71% (46.6%*) |
| 2007 | 1** | 326 | 320 | 98.2% |
| total | 1** | 550 (669*) | 479 (480*) | 87.1% (71.6%*) |
data for whole Germany in 2006.
Mute Swan which was sampled in 24 kilometre distance five days after the outbreak at the Helme reservoir at Berga-Kelbra, 2007.
