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Ceratium
Dinoflagellates
Distinguishing Features: Cellulose casing
Morphological Shape: Two flagellae: one around the middle and one behind
Size: 2-500 microns
Source of Energy: Photosynthesis; absorb nutrients from the water column
Reproduction: Sexual and clonal
Lookalikes: Diatoms, however they do not appear as symmetric
Most Common During: Summer into Fall
Taxonomic Groups Observed in Seneca Lake:
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Ceratium
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Epipyxis
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Chrysosphaerella
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Colacium
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