Diatom? found in freshwater sponge spicule preparation. From sponge sample collected in Corang River, NSW Australia.
@mnold1 Sorry for the poor picture but is this some type of diatom at bottom of photomicrograph.
A water sample was taken from the moss. Air temp. -1°C (30.2°F). The sample was keep at room temperature until assayed after 2 days.
Video: https://youtu.be/wiYS9Q27DHA
Seen at 400x and 100x magnification, sample from a small pond. Sample collected on 2/19/2023
A water sample was taken from a puddle on ice on the lawn. Air temp. 3°C (37 °F). The sample had been in room temperature storage until assayed after 6 day.
Magnification of photos: 400×, 400×, 600×, 600×
Habitat: dirt, water, and floating plant debris at the edge of a pond. The water was a milky green color.
Photo taken with a Celestron PentaView Digital Microscope. According to their website, the FOV (i.e. the diagonal width) at 400× is 150 µm.
https://www.celestron.com/blogs/knowledgebase/what-is-my-digital-microscopes-field-of-view
Sample taken from a bryophyte wash. Objective: 40X
A water sample was taken from the shore of pond channel in Tauride Garden. The sample had been in room temperature storage until assayed after 1 day.