Length (prosome) standard deviation of Oithona (ITIS: 88802: WoRMS 106485) [Stage: copepodites] by optical microscopy LenProSD_BE003793 The square root of the average of the squares of deviations about the mean of a set of values of the specified measurement. 2019-06-04 17:32:45.0 SDN:P01::SA693214 SDN:P01::SA693214 SDN:P01::SA693214 7 7 2019-06-04 17:32:45.0 accepted false