2051 | Rotifer, |
2052 | Diphyllobothrium species, |
2053 | Herbarium Image: Elodea sp. |
2054 | Rhizophydium |
2055 | Melosira, |
2056 | Herbarium Image: Myosotis scorpioides |
2057 | Ceraclea dissimilis larva, |
2058 | Pleurotaenium, |
2059 | Herbarium Image: Rorippa islandica |
2060 | Gyrosigma, |
2061 | Progress Report June 1989 |
2062 | Syngenta Pond Physchem Data (2003) |
2063 | Heptagenia fuscogrisea |
2064 | Peridinium, |
2065 | Prymnesium |
2066 | Gomphosphaeria, |
2067 | Porphyridium, |
2068 | Uroglena volvox |
2069 | Herbarium Image: Mimulus luteus |
2070 | Herbarium Image: Nitella opaca |
2071 | Herbarium Image: Nitella opaca |
2072 | Herbarium Image: Potamogeton perfoliatus |
2073 | Herbarium Image: Oenanthe fluviatilis |
2074 | Nostoc, |
2075 | Herbarium Image: Potamogeton crispus |