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Table 3 Fatty acid composition (% of total long chain fatty acid) of the five investigated species, cultivated at standard irradiance (75 μmol photons m -2 s -1 ) and temperature (polar species: 3°C, temperate species: 16°C) conditions

From: On the potential application of polar and temperate marine microalgae for EPA and DHA production

Fatty acid Chaetoceros brevis Thalassiosira weissflogii Pyramimonas sp. Emiliania huxleyi* Fibrocapsa japonica
C14:0 7.6 ± 0.1 7.6 ± 0.4 - 20.2 22.1 ± 0.1
C15:0 - 1.3 ± 0.1 - 1.1 -
C16:0 7.9 ± 0.1 26.8 ± 0.3 23.2 ± 0.3 6.2 18.6 ± 0.2
C16:1 2.8 ± 0.0 - 1.5 ± 0.0 - 1.5 ± 0.1
C16:1n7 26.6 ± 0.1 30.2 ± 0.4 - - 2.7 ± 0.8
C16:3 3.4 ± 0.1 11.9 ± 0.1 - - -
C16:4 14.2 ± 0.4 - 18.9 ± 1.0 - -
C18:0 - - 2.6 ± 1.8 - 1.4 ± 0.3
C18:1n5 - - 2.8 ± 0.1 3.0 -
C18:1n7 - - 5.5 ± 0.1 4.4 9.2 ± 3.0
C18:1n9 - - 2.9 ± 0.1 17.1 10.9 ± 0.4
C18:2n6 - - 3.8 ± 0.0 2.1 4.8 ± 0.0
C18:3n3 - - 17.1 ± 0.4 8.9 2.2 ± 0.2
C18:4n3 5.6 ± 0.1 5.0 ± 0.3 5.9 ± 0.2 7.9 7.8 ± 2.1
C18:5n3 - - 4.9 ± 0.2 8.4 -
C20:3 - - 2.8 ± 0.1 - -
C20:4n6 - - - - 7.3 ± 0.6
C20:5n3 (EPA) 31.5 ± 0.4 14.6 ± 0.1 - - 11.9 ± 1.5
C22:5n3 - - 2.6 ± 0.1 - -
C22:6n3 (DHA) - 2.7 ± 0.0 5.8 ± 0.3 20.7 -
  1. Values represent averages (± SD) based on two replicate cultures. * no replicate. – < 1%.