Chaetoceros subtilis

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Taxonomic Group:Diatom
Trophic Status:Autotrophic
Size Range:4.0-12.5 μm wide (LUMCON Guide); 2-12 μm wide (Rines & Hargraves 1988); 2-14 μm wide (Horner 2002; Tomas 1997)
Key Characteristics:Short chains with tight fitting cells that touch; all setae directed toward end of colony; terminal setae slightly to much thicker and much longer than others; mucous producing; one or two chloroplasts
Confused With:Chaetoceros subtilis var. abnormis, which has only one terminal seta
Toxin:None known