# vent fluid chemistry # AT26-10/ROV Jason and AT26-23/DSV Alvin # PI: J. Seewald (WHOI) # version: 2017-01-13 # ========================= cruise_id ------------------------- AT26-23 ========================= sample vent_site temp pH_25C Na_mmol_kg K_mmol_kg Mg_mmol_kg Ca_mmol_kg Cl_mmol_kg SO4_mmol_kg Br_mmol_kg H2S_mmol_L H2_umol_L CH4_umol_L ------------------------- A4761-IGT1 Crab Spa 24.8 5.7 447.194 9.469 49.057 9.983 530 26.488 0.821 0.179 BD 5.415 A4761-IGT5 Crab Spa 24.7 5.59 452.206 9.451 48.652 9.893 531 26.389 0.78 0.174 BD 5.47 A4762-IGT1 Crab Spa 22.3 5.65 452.58 9.666 50.034 10.016 532 26.641 0.806 0.104 BD 3.695 A4763-IGT6 Riftia Crack 45.5 5.28 440.332 9.477 47.228 10.051 522 25.343 0.791 0.533 BD 9.16 A4763-IGT4 Riftia Crack 46.6 5.28 438.707 9.514 46.3 9.94 520 24.58 0.785 0.625 BD 10.805 A4764-IGT4 Bio9 361.8 3.07 294.453 10.357 1.159 12.225 345 0.641 0.542 - 591.48 79.935 A4764-IGT8 Bio9 371.2 3.43 295.184 10.389 1.51 15.183 347 0.657 0.553 - 564.3 76.675 A4766-IGT7 Riftia Patch 291 3.9 314.83 9.226 15.229 12.947 374 8.204 0.594 - 187.195 69.48 A4766-IGT8 Riftia Patch 169.6 4.33 352.551 9.285 24.448 12.825 417 13.223 0.669 - 129.29 49.845 A4767-IGT4 P-Vent 345.7 3.2 338.784 12.154 1.324 14.037 393 0.504 0.626 - 314.755 78.27 A4767-IGT5 P-Vent 357.2 3.56 341.817 12.471 1.374 14.373 397 0.579 0.622 - 329.56 80.175 A4767-IGT6 Crab Spa 24.7 5.58 432.909 8.938 46.722 9.482 505 25.169 0.758 - BD 4.965 A4767-IGT7 Crab Spa 24.7 5.54 423.267 8.952 46.614 9.509 505 25.114 0.752 - BD 4.99 A4768-IGT1 Riftia Crack 45.4 5.36 nd nd nd nd 500 nd nd 0.365 BD 6.975 A4768-IGT2 Riftia Crack 42.7 5.38 423.907 9.012 45.37 9.556 499.3 24.189 0.754 0.451 BD 7.8 A4769-IGT2 Riftia Crack 47.4 5.39 446.052 9.513 47.247 10.005 524 24.95 0.783 0.394 BD 8.34 A4770-IGT2 Flea Vent 176.7 4.06 473.032 14.866 13.152 32.282 573 6.276 0.877 - 214.76 103.98 A4770-IGT7 Flea Vent 166.3 4.82 465.708 11.157 41.02 16.642 552 22.006 0.841 - 3.98 29.76