# 2018 Ross Sea Zooplankton Abundance from IKMT trawls # from the Ross Sea, Antarctica, R/V Nathaniel B. Palmer cruise NBP18-01, Jan-Feb. 2018 # PI: G. Saba (Rutgers U) # version 4; 2020-05-11 - revised volume filtered and zooplankton abundance values # removces v3: 2020-04-29 - removed extra zeroes after seconds in ISO-times; # replaces v2.2020-04-27 - no change from v1 # replaces v1.2020-02-06 # ========================= Method Tow_Trawl_number ISO_DateTime_UTC_start ISO_DateTime_UTC_end lat_start_decdeg lon_start_decdeg lat_end_decdeg lon_end_decdeg Net_depth_m Bottom_depth_m SST_deg_C Flowmeter_start Flowmeter_end Volume_m3 Euphausiids_Euphausia_crystallorophias Ecrystallorophias_small_juveniles Euphausia_superba Thysanoessa_macrura Amphipods_Vibilia_stebbingi Primno_macropa Themisto_gaudichaudii Hyperoche_sp Eusirus_sp Chaetognaths_Pseudosagitta Pteropods_Limacina_rangii Clione_limacina_antarctica Spongiobranchaea_australis Fish_Pleuragramma_antarctica_adult_juv Pleuragramma_antarctica_larvae Channichthyidae Decapods_Notocrangon_antarcticus Other_Polychaeta Ctenaphora Medusae ------------------------- Isaacs-Kid Midwater Trawl (1.8 m frame; 500 um mesh) 1 2018-01-10T01:14:00Z 2018-01-10T02:04:00Z -75.0230 165.3241 -75.0169 165.4322 100 1175 1.16 398239 478472 6986 0.0026 0.3579 0 0.0006 0.0066 0.0006 0.0026 0.0339 0 0 0.9184 0.0208 0 0.0033 2.6482 0.0027 0.0011 0 0.0003 0 Isaacs-Kid Midwater Trawl (1.8 m frame; 500 um mesh) 2 2018-01-10T18:36:00Z 2018-01-10T19:16:00Z -75.0564 165.6586 -75.0026 165.7812 57 1090 1.32 480457 589536 9497 0 0 0.0001 0 0 0.0001 0.0123 0.0512 0 0 3.3119 0.0852 0 0.0043 8.0794 0.0039 0.0067 0 0 0.0007 Isaacs-Kid Midwater Trawl (1.8 m frame; 500 um mesh) 3 2018-01-11T23:03:00Z 2018-01-11T23:38:00Z -74.9918 165.8622 -74.9984 165.7612 100 1116 0.73 589681 663609 6437 0 0.0478 0 0.0030 0.0084 0 0.0017 0.0666 0.0002 0.0008 1.3578 0.0082 0 0.0011 1.1911 0.0098 0.0014 0 0.0003 0 Isaacs-Kid Midwater Trawl (1.8 m frame; 500 um mesh) 4 2018-01-16T04:56:00Z 2018-01-16T05:35:00Z -76.0007 172.9985 -75.9829 172.9355 250 588 1.50 720959 779497 5097 0.4430 0 0 0.0006 0.0316 0 0.0024 0.0157 0 0 0.0404 0.0086 0.0002 0 0 0.0004 0.0016 0 0.0006 0.0004 Isaacs-Kid Midwater Trawl (1.8 m frame; 500 um mesh) 5 2018-01-18T04:25:00Z 2018-01-18T05:08:00Z -76.7504 172.0289 -76.7415 171.9279 290 677 -2.60 779591 844526 5654 0.1834 0 0 0.0002 0.0186 0 0.0011 0.0076 0 0.0007 0.1109 0.0179 0.0002 0.0002 0.0011 0 0.0004 0 0.0005 0.0002 Isaacs-Kid Midwater Trawl (1.8 m frame; 500 um mesh) 6 2018-01-29T21:07:00Z 2018-01-29T21:39:00Z -75.1697 164.1588 -75.1800 164.1284 120 1073 -1.30 844755 910699 5742 0.1048 0 0 0 0.0529 0 0.0037 0.1036 0 0 3.1959 0.0106 0 0.0010 8.0858 0.0061 0.0077 0.0005 0 0 Isaacs-Kid Midwater Trawl (1.8 m frame; 500 um mesh) 7 2018-01-31T00:42:00Z 2018-01-31T01:01:00Z -74.8206 164.4671 -74.7924 164.5291 90 639 -0.10 974660 1018235 3794 0.0013 0 0 0 0.0108 0 0.0032 0.2032 0 0 0.3334 0.0828 0 0.0008 16.6083 0.0013 0 0 0 0 Isaacs-Kid Midwater Trawl (1.8 m frame; 500 um mesh) 8 2018-01-31T01:17:00Z 2018-01-31T01:42:00Z -74.7903 164.5324 -74.7731 164.5448 110 795 -0.70 618236 1071601 39474 0.0001 0 0 0 0.0004 0 0.0011 0.0091 0 0 0.1882 0.0117 0 0.0001 0.0583 0.0003 0.0020 0 0 0 Isaacs-Kid Midwater Trawl (1.8 m frame; 500 um mesh) 9 2018-02-10T22:15:00Z 2018-02-10T22:39:00Z -76.4510 168.1190 -76.4539 168.1686 160 734 -0.50 104149 147685 3791 0.0536 0 0 0 0.0253 0 0.0087 0.0359 0.0003 0.0003 1.3190 0.0113 0 0.0005 0.0013 0.0003 0.0013 0 0 0.0008 Isaacs-Kid Midwater Trawl (1.8 m frame; 500 um mesh) 10 2018-02-16T00:49:00Z 2018-02-16T01:17:00Z -74.8326 164.5696 -74.8128 164.5401 130 689 -1.06 147848 229359 7097 3.4871 0 0 0 0.0008 0 0.0027 0.0094 0 0 0.6204 0.0006 0 0.0011 0.5712 0.0010 0.0032 0.0001 0 0