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Nitzschia longissima

Average size is 150-450µ long, typically seen at 200µ, and 6-7µ wide. Total volume averages 5874.78. Temp. range 5 to 31.58C, salinity range 0 to 20ppt. Collected May to Dec. from all Rhode River stations and throughout the Chesapeake Bay. N. longissima is easily mistaken for Cylindrotheca closterium, the latter being the smaller of the two.

Diatoms 2