dinoflagellate - to the left you can see the flagellum.
the guide I am looking at IDs this as "Ceratium linearum gamete"
http://www.cosee-west.org/oceanglobe/pdf/guide_plankton1.pdf
Possibly sp. Spirale
Salinity 34, sun, calm wind, 10.3 c water, air 13.3 c, incoming tide.
dinoflagellate - to the left you can see the flagellum.
the guide I am looking at IDs this as "Ceratium linearum gamete"
http://www.cosee-west.org/oceanglobe/pdf/guide_plankton1.pdf
Diatom
Found along shoreline of small man-made lake.
Temp. 78F / 25.6C
pH: 6.83
Possibly T. frauenfeldii
Salinity 33, air temp 71 f, water temp 67.8 f, ph 7.6
"Valves of adjacent D. pumila cells do not touch, and thus have a gap between cells. Valves of adjacent L. annulata cells do touch." At http://www.eos.ubc.ca/research/phytoplankton/diatoms/centric/lauderia/l_annulata.html