| Dendrocoelum lacteum (Müller, 1773) | Jun 7-12, 1971 | littoral | vegetation | North shore. Vegetation, Typha, little Scirpus, thick detritus. 31-100 individuals per hour. |
| Dugesia polychroa (Schmidt, 1861) | Jun 7-12, 1971 | littoral | vegetation | North shore. Vegetation, Typha, little Scirpus, thick detritus. 11-30 individuals per hour. |
| Polycelis tenuis Ijima, 1884 | Jun 7-12, 1971 | littoral | vegetation | North shore. Vegetation, Typha, little Scirpus, thick detritus. 101-300 individuals per hour. |
| Bothromesostoma personatum (Schmidt, 1848) | Jun 7-12, 1971 | littoral | vegetation | North shore. Vegetation, Typha, little Scirpus, thick detritus. 1-10 individuals per hour. |
| Macrostomum distinguendum Papi, 1951 | Jun 7-12, 1971 | littoral | vegetation | North shore. Vegetation, Typha, little Scirpus, thick detritus. 11-30 individuals per hour. |
| Microstomum lineare (Müller, 1773) | Jun 7-12, 1971 | littoral | vegetation | North shore. Vegetation, Typha, little Scirpus, thick detritus. 31-100 individuals per hour. |
| Olisthanella truncula (Schmidt, 1858) | Jun 7-12, 1971 | littoral | vegetation | North shore. Vegetation, Typha, little Scirpus, thick detritus. 1-10 individuals per hour. |