Collected October 19, 2024.
This observation is for the smaller diatoms around the sheathed ones.
Sample taken August 22, 2024.
Very numerous, attached to leaves of a moss in a waterfall.
Sample taken August 22, 2024.
From sample taken August 31, 2024.
From sample taken August 31, 2024.
From sample taken September 23, 2024.
From sample taken September 23, 2024.
From a sample of green goo taken from a fen on October 5, 2024.
Sample taken from Hebo Lake on October 13, 2024.
From sample taken October 19, 2024.
Collected October 19, 2024.
Collected October 19, 2024.
Magnification of all photos: 400×
Habitat: water and sediment from a shallow pool. Associated plants: Eleocharis sp.
Using stage micrometer for calibration, estimated to be about 53 µm long.
Magnification of all photos: 1000× (oil immersion)
Habitat: planktonic algae from the edge of a lake.
Using stage micrometer for calibration, estimated to be 20 µm long and 6.5 µm wide.
Magnification of all photos: 1000× (oil immersion)
Habitat: planktonic algae collected from the edge of a pond.
Using stage micrometer for calibration, valve estimated to be about 21 µm long and 11 µm wide.
Magnification of all photos: 1000× (oil immersion)
Habitat: muddy water from the edge of a shallow pond. Associated plants: Boltonia asteroides
Using stage micrometer for calibration, estimated to be about 40 µm long and 7.5 µm wide.
Magnification of all photos: 1000× (oil immersion)
Habitat: water and debris from a shallow pond with various aquatic plants (Potamogeton, Ceratophyllum).
Using stage micrometer for calibration, valves estimated to be about 62 µm long.
Magnification of all photos: 1000× (oil immersion)
Habitat: planktonic matter from a small artificial pond.
Using stage micrometer for calibration, valve estimated to be about 28 µm long and 25 µm wide.