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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:

  • Ceratium

  • Epipyxis 

  • Chrysosphaerella

  • Colacium

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