date sta cast lat lon bots depth N2_1_no_prefilter N2_2_no_prefilter N2_average_no_prefilter N2_stderr_no_prefilter N2_3_10um_prefilter N2_4_10um_prefilter N2_average_10um_prefilter N2_stderr_10um_prefilter N2_gt_10um_fraction activity_and_comments 20080716 18 1 31.9777 -139.4019 20-22 20 nd nd 0.01 0.04 nd nd nd nd nd nd 20080716 18 1 31.9777 -139.4019 15-17 40 nd nd 0 0.03 nd nd nd nd nd nd