Actinastrum sp.

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Taxonomic Group:Chlorophyte
Trophic Status:Autotrophic
Size Range:N/A
Key Characteristics:Cells much longer than broad, cylindrical, or cigar-shaped, radiating out from a common center to form colonies of 4-8-16-cells; chloroplast is elongate, parietal, with one pyrenoid
Confused With:At first glance this could be mistaken for a diatom like Asterionellopsis glacialis or Thalassionema frauenfeldii, but closer examination shows cigar-shaped cells radiating out three dimensionally from a central point
Toxin:None known