.. DO NOT EDIT. .. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY. .. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE: .. "gallery/example_sediments.py" .. LINE NUMBERS ARE GIVEN BELOW. .. only:: html .. note:: :class: sphx-glr-download-link-note :ref:`Go to the end ` to download the full example code. .. rst-class:: sphx-glr-example-title .. _sphx_glr_gallery_example_sediments.py: Sediment drift from Glomma river outlet ======================================= .. GENERATED FROM PYTHON SOURCE LINES 6-22 .. code-block:: Python from datetime import timedelta, datetime from opendrift.models.sedimentdrift import SedimentDrift o = SedimentDrift(loglevel=20) # 0 for debug output if False: # Using constant south-westwards current and wind o.set_config('environment:fallback:x_sea_water_velocity', -.05) o.set_config('environment:fallback:y_sea_water_velocity', -.1) o.set_config('environment:fallback:y_wind', -6) o.set_config('environment:fallback:x_wind', -2) o.set_config('environment:fallback:sea_floor_depth_below_sea_level', 100) # 100m depth else: # Using live data from Thredds o.add_readers_from_list([ 'https://thredds.met.no/thredds/dodsC/fou-hi/norkystv3_800m_m00_be']) .. rst-class:: sphx-glr-script-out .. code-block:: none 16:05:52 INFO opendrift:569: OpenDriftSimulation initialised (version 1.14.10 / v1.14.10-34-gf7a892a) .. GENERATED FROM PYTHON SOURCE LINES 23-24 Adding some diffusion .. GENERATED FROM PYTHON SOURCE LINES 24-29 .. code-block:: Python o.set_config('drift:current_uncertainty', .2) o.set_config('drift:wind_uncertainty', 2) o.set_config('vertical_mixing:diffusivitymodel', 'windspeed_Large1994') #o.set_config('vertical_mixing:diffusivitymodel', 'environment') .. GENERATED FROM PYTHON SOURCE LINES 30-31 Source of sediments at Glomma river outlet .. GENERATED FROM PYTHON SOURCE LINES 31-39 .. code-block:: Python lat=59.169194 lon=10.962920 o.seed_elements(lon=lon, lat=lat, number=10000, time=[datetime.now(), datetime.now()+timedelta(hours=48)], terminal_velocity=-.001) # 1 mm/s settling speed o.run(time_step=600, time_step_output=1800, duration=timedelta(hours=36)) .. rst-class:: sphx-glr-script-out .. code-block:: none 16:05:52 INFO opendrift.models.basemodel.environment:203: Adding a global landmask from GSHHG 16:06:00 INFO opendrift.models.basemodel.environment:227: Fallback values will be used for the following variables which have no readers: 16:06:00 INFO opendrift.models.basemodel.environment:230: x_sea_water_velocity: 0.000000 16:06:00 INFO opendrift.models.basemodel.environment:230: y_sea_water_velocity: 0.000000 16:06:00 INFO opendrift.models.basemodel.environment:230: sea_surface_height: 0.000000 16:06:00 INFO opendrift.models.basemodel.environment:230: upward_sea_water_velocity: 0.000000 16:06:00 INFO opendrift.models.basemodel.environment:230: x_wind: 0.000000 16:06:00 INFO opendrift.models.basemodel.environment:230: y_wind: 0.000000 16:06:00 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_stokes_drift_x_velocity: 0.000000 16:06:00 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_stokes_drift_y_velocity: 0.000000 16:06:00 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000 16:06:00 INFO opendrift.models.basemodel.environment:230: sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000 16:06:00 INFO opendrift.models.basemodel.environment:230: ocean_vertical_diffusivity: 0.020000 16:06:00 INFO opendrift.models.basemodel.environment:230: ocean_mixed_layer_thickness: 50.000000 16:06:00 INFO opendrift.models.basemodel.environment:230: sea_floor_depth_below_sea_level: 10000.000000 16:06:00 INFO opendrift:1914: Storing previous values of element property lon because of condition (('general:coastline_action', 'in', ['stranding', 'previous']), 'or', ('general:seafloor_action', 'in', ['previous'])) 16:06:00 INFO opendrift:1914: Storing previous values of element property lat because of condition (('general:coastline_action', 'in', ['stranding', 'previous']), 'or', ('general:seafloor_action', 'in', ['previous'])) 16:06:00 INFO opendrift:955: Using existing reader for land_binary_mask to move elements to ocean 16:06:00 INFO opendrift:986: All points are in ocean 16:06:00 INFO opendrift:2213: 2026-08-21 16:05:52.882228 - step 1 of 216 - 35 active elements (0 deactivated) 16:06:00 INFO opendrift.readers:67: Opening file with xr.open_dataset 16:06:03 INFO opendrift.readers.reader_netCDF_CF_generic:340: Detected dimensions: {'x': 'X', 'y': 'Y', 'z': 'depth', 'time': 'time'} 16:06:03 INFO opendrift.readers.basereader:175: Variable x_sea_water_velocity will be rotated from eastward_sea_water_velocity 16:06:03 INFO opendrift.readers.basereader:175: Variable y_sea_water_velocity will be rotated from northward_sea_water_velocity 16:06:03 INFO opendrift.readers.basereader:175: Variable x_wind will be rotated from eastward_wind 16:06:03 INFO opendrift.readers.basereader:175: Variable y_wind will be rotated from northward_wind 16:06:06 INFO opendrift:2213: 2026-08-21 16:15:52.882228 - step 2 of 216 - 70 active elements (0 deactivated) 16:06:06 INFO opendrift:2213: 2026-08-21 16:25:52.882228 - step 3 of 216 - 105 active elements (0 deactivated) 16:06:06 INFO opendrift:2213: 2026-08-21 16:35:52.882228 - step 4 of 216 - 139 active elements (0 deactivated) 16:06:06 INFO opendrift:2213: 2026-08-21 16:45:52.882228 - step 5 of 216 - 174 active elements (0 deactivated) 16:06:06 INFO opendrift:2213: 2026-08-21 16:55:52.882228 - step 6 of 216 - 209 active elements (0 deactivated) 16:06:06 INFO opendrift:2213: 2026-08-21 17:05:52.882228 - step 7 of 216 - 244 active elements (0 deactivated) 16:06:07 INFO opendrift:2213: 2026-08-21 17:15:52.882228 - step 8 of 216 - 278 active elements (0 deactivated) 16:06:07 INFO opendrift:2213: 2026-08-21 17:25:52.882228 - step 9 of 216 - 313 active elements (0 deactivated) 16:06:07 INFO opendrift:2213: 2026-08-21 17:35:52.882228 - step 10 of 216 - 348 active elements (0 deactivated) 16:06:08 INFO opendrift:2213: 2026-08-21 17:45:52.882228 - step 11 of 216 - 382 active elements (0 deactivated) 16:06:08 INFO opendrift:2213: 2026-08-21 17:55:52.882228 - step 12 of 216 - 417 active elements (0 deactivated) 16:06:08 INFO opendrift:2213: 2026-08-21 18:05:52.882228 - step 13 of 216 - 452 active elements (0 deactivated) 16:06:10 INFO opendrift:2213: 2026-08-21 18:15:52.882228 - step 14 of 216 - 487 active elements (0 deactivated) 16:06:10 INFO opendrift:2213: 2026-08-21 18:25:52.882228 - step 15 of 216 - 521 active elements (0 deactivated) 16:06:10 INFO opendrift:2213: 2026-08-21 18:35:52.882228 - step 16 of 216 - 556 active elements (0 deactivated) 16:06:10 INFO opendrift:2213: 2026-08-21 18:45:52.882228 - step 17 of 216 - 591 active elements (0 deactivated) 16:06:10 INFO opendrift:2213: 2026-08-21 18:55:52.882228 - step 18 of 216 - 625 active elements (0 deactivated) 16:06:10 INFO opendrift:2213: 2026-08-21 19:05:52.882228 - step 19 of 216 - 660 active elements (0 deactivated) 16:06:11 INFO opendrift:2213: 2026-08-21 19:15:52.882228 - step 20 of 216 - 695 active elements (0 deactivated) 16:06:11 INFO opendrift:2213: 2026-08-21 19:25:52.882228 - step 21 of 216 - 730 active elements (0 deactivated) 16:06:11 INFO opendrift:2213: 2026-08-21 19:35:52.882228 - step 22 of 216 - 764 active elements (0 deactivated) 16:06:11 INFO opendrift:2213: 2026-08-21 19:45:52.882228 - step 23 of 216 - 799 active elements (0 deactivated) 16:06:11 INFO opendrift:2213: 2026-08-21 19:55:52.882228 - step 24 of 216 - 834 active elements (0 deactivated) 16:06:11 INFO opendrift:2213: 2026-08-21 20:05:52.882228 - step 25 of 216 - 868 active elements (0 deactivated) 16:06:13 INFO opendrift:2213: 2026-08-21 20:15:52.882228 - step 26 of 216 - 903 active elements (0 deactivated) 16:06:13 INFO opendrift:2213: 2026-08-21 20:25:52.882228 - step 27 of 216 - 938 active elements (0 deactivated) 16:06:13 INFO opendrift:2213: 2026-08-21 20:35:52.882228 - step 28 of 216 - 973 active elements (0 deactivated) 16:06:13 INFO opendrift:2213: 2026-08-21 20:45:52.882228 - step 29 of 216 - 1007 active elements (0 deactivated) 16:06:13 INFO opendrift:2213: 2026-08-21 20:55:52.882228 - step 30 of 216 - 1042 active elements (0 deactivated) 16:06:13 INFO opendrift:2213: 2026-08-21 21:05:52.882228 - step 31 of 216 - 1077 active elements (0 deactivated) 16:06:14 INFO opendrift:2213: 2026-08-21 21:15:52.882228 - step 32 of 216 - 1112 active elements (0 deactivated) 16:06:14 INFO opendrift:2213: 2026-08-21 21:25:52.882228 - step 33 of 216 - 1146 active elements (0 deactivated) 16:06:14 INFO opendrift:2213: 2026-08-21 21:35:52.882228 - step 34 of 216 - 1181 active elements (0 deactivated) 16:06:14 INFO opendrift:2213: 2026-08-21 21:45:52.882228 - step 35 of 216 - 1216 active elements (0 deactivated) 16:06:14 INFO opendrift:2213: 2026-08-21 21:55:52.882228 - step 36 of 216 - 1250 active elements (0 deactivated) 16:06:14 INFO opendrift:2213: 2026-08-21 22:05:52.882228 - step 37 of 216 - 1285 active elements (0 deactivated) 16:06:16 INFO opendrift:2213: 2026-08-21 22:15:52.882228 - step 38 of 216 - 1320 active elements (0 deactivated) 16:06:16 INFO opendrift:2213: 2026-08-21 22:25:52.882228 - step 39 of 216 - 1355 active elements (0 deactivated) 16:06:16 INFO opendrift:2213: 2026-08-21 22:35:52.882228 - step 40 of 216 - 1389 active elements (0 deactivated) 16:06:16 INFO opendrift:2213: 2026-08-21 22:45:52.882228 - step 41 of 216 - 1424 active elements (0 deactivated) 16:06:16 INFO opendrift:2213: 2026-08-21 22:55:52.882228 - step 42 of 216 - 1459 active elements (0 deactivated) 16:06:16 INFO opendrift:2213: 2026-08-21 23:05:52.882228 - step 43 of 216 - 1493 active elements (0 deactivated) 16:06:18 INFO opendrift:2213: 2026-08-21 23:15:52.882228 - step 44 of 216 - 1528 active elements (0 deactivated) 16:06:18 INFO opendrift:2213: 2026-08-21 23:25:52.882228 - step 45 of 216 - 1563 active elements (0 deactivated) 16:06:18 INFO opendrift:2213: 2026-08-21 23:35:52.882228 - step 46 of 216 - 1598 active elements (0 deactivated) 16:06:18 INFO opendrift:2213: 2026-08-21 23:45:52.882228 - step 47 of 216 - 1632 active elements (0 deactivated) 16:06:18 INFO opendrift:2213: 2026-08-21 23:55:52.882228 - step 48 of 216 - 1667 active elements (0 deactivated) 16:06:18 INFO opendrift:2213: 2026-08-22 00:05:52.882228 - step 49 of 216 - 1702 active elements (0 deactivated) 16:06:20 INFO opendrift:2213: 2026-08-22 00:15:52.882228 - step 50 of 216 - 1736 active elements (0 deactivated) 16:06:20 INFO opendrift:2213: 2026-08-22 00:25:52.882228 - step 51 of 216 - 1771 active elements (0 deactivated) 16:06:20 INFO opendrift:2213: 2026-08-22 00:35:52.882228 - step 52 of 216 - 1806 active elements (0 deactivated) 16:06:20 INFO opendrift:2213: 2026-08-22 00:45:52.882228 - step 53 of 216 - 1841 active elements (0 deactivated) 16:06:20 INFO opendrift:2213: 2026-08-22 00:55:52.882228 - step 54 of 216 - 1875 active elements (0 deactivated) 16:06:20 INFO opendrift:2213: 2026-08-22 01:05:52.882228 - step 55 of 216 - 1910 active elements (0 deactivated) 16:06:22 INFO opendrift:2213: 2026-08-22 01:15:52.882228 - step 56 of 216 - 1945 active elements (0 deactivated) 16:06:22 INFO opendrift:2213: 2026-08-22 01:25:52.882228 - step 57 of 216 - 1979 active elements (0 deactivated) 16:06:22 INFO opendrift:2213: 2026-08-22 01:35:52.882228 - step 58 of 216 - 2014 active elements (0 deactivated) 16:06:23 INFO opendrift:2213: 2026-08-22 01:45:52.882228 - step 59 of 216 - 2049 active elements (0 deactivated) 16:06:23 INFO opendrift:2213: 2026-08-22 01:55:52.882228 - step 60 of 216 - 2084 active elements (0 deactivated) 16:06:23 INFO opendrift:2213: 2026-08-22 02:05:52.882228 - step 61 of 216 - 2118 active elements (0 deactivated) 16:06:24 INFO opendrift:2213: 2026-08-22 02:15:52.882228 - step 62 of 216 - 2153 active elements (0 deactivated) 16:06:25 INFO opendrift:2213: 2026-08-22 02:25:52.882228 - step 63 of 216 - 2188 active elements (0 deactivated) 16:06:25 INFO opendrift:2213: 2026-08-22 02:35:52.882228 - step 64 of 216 - 2223 active elements (0 deactivated) 16:06:25 INFO opendrift:2213: 2026-08-22 02:45:52.882228 - step 65 of 216 - 2257 active elements (0 deactivated) 16:06:25 INFO opendrift:2213: 2026-08-22 02:55:52.882228 - step 66 of 216 - 2292 active elements (0 deactivated) 16:06:25 INFO opendrift:2213: 2026-08-22 03:05:52.882228 - step 67 of 216 - 2327 active elements (0 deactivated) 16:06:27 INFO opendrift:2213: 2026-08-22 03:15:52.882228 - step 68 of 216 - 2361 active elements (0 deactivated) 16:06:27 INFO opendrift:2213: 2026-08-22 03:25:52.882228 - step 69 of 216 - 2396 active elements (0 deactivated) 16:06:27 INFO opendrift:2213: 2026-08-22 03:35:52.882228 - step 70 of 216 - 2431 active elements (0 deactivated) 16:06:27 INFO opendrift:2213: 2026-08-22 03:45:52.882228 - step 71 of 216 - 2466 active elements (0 deactivated) 16:06:28 INFO opendrift:2213: 2026-08-22 03:55:52.882228 - step 72 of 216 - 2500 active elements (0 deactivated) 16:06:28 INFO opendrift:2213: 2026-08-22 04:05:52.882228 - step 73 of 216 - 2535 active elements (0 deactivated) 16:06:29 INFO opendrift:2213: 2026-08-22 04:15:52.882228 - step 74 of 216 - 2570 active elements (0 deactivated) 16:06:29 INFO opendrift:2213: 2026-08-22 04:25:52.882228 - step 75 of 216 - 2604 active elements (0 deactivated) 16:06:30 INFO opendrift:2213: 2026-08-22 04:35:52.882228 - step 76 of 216 - 2639 active elements (0 deactivated) 16:06:30 INFO opendrift:2213: 2026-08-22 04:45:52.882228 - step 77 of 216 - 2674 active elements (0 deactivated) 16:06:30 INFO opendrift:2213: 2026-08-22 04:55:52.882228 - step 78 of 216 - 2709 active elements (0 deactivated) 16:06:30 INFO opendrift:2213: 2026-08-22 05:05:52.882228 - step 79 of 216 - 2743 active elements (0 deactivated) 16:06:32 INFO opendrift:2213: 2026-08-22 05:15:52.882228 - step 80 of 216 - 2778 active elements (0 deactivated) 16:06:33 INFO opendrift:2213: 2026-08-22 05:25:52.882228 - step 81 of 216 - 2813 active elements (0 deactivated) 16:06:33 INFO opendrift:2213: 2026-08-22 05:35:52.882228 - step 82 of 216 - 2847 active elements (0 deactivated) 16:06:33 INFO opendrift:2213: 2026-08-22 05:45:52.882228 - step 83 of 216 - 2882 active elements (0 deactivated) 16:06:33 INFO opendrift:2213: 2026-08-22 05:55:52.882228 - step 84 of 216 - 2917 active elements (0 deactivated) 16:06:33 INFO opendrift:2213: 2026-08-22 06:05:52.882228 - step 85 of 216 - 2952 active elements (0 deactivated) 16:06:35 INFO opendrift:2213: 2026-08-22 06:15:52.882228 - step 86 of 216 - 2986 active elements (0 deactivated) 16:06:35 INFO opendrift:2213: 2026-08-22 06:25:52.882228 - step 87 of 216 - 3021 active elements (0 deactivated) 16:06:36 INFO opendrift:2213: 2026-08-22 06:35:52.882228 - step 88 of 216 - 3056 active elements (0 deactivated) 16:06:36 INFO opendrift:2213: 2026-08-22 06:45:52.882228 - step 89 of 216 - 3090 active elements (0 deactivated) 16:06:36 INFO opendrift:2213: 2026-08-22 06:55:52.882228 - step 90 of 216 - 3125 active elements (0 deactivated) 16:06:36 INFO opendrift:2213: 2026-08-22 07:05:52.882228 - step 91 of 216 - 3160 active elements (0 deactivated) 16:06:38 INFO opendrift:2213: 2026-08-22 07:15:52.882228 - step 92 of 216 - 3195 active elements (0 deactivated) 16:06:39 INFO opendrift:2213: 2026-08-22 07:25:52.882228 - step 93 of 216 - 3229 active elements (0 deactivated) 16:06:39 INFO opendrift:2213: 2026-08-22 07:35:52.882228 - step 94 of 216 - 3264 active elements (0 deactivated) 16:06:39 INFO opendrift:2213: 2026-08-22 07:45:52.882228 - step 95 of 216 - 3299 active elements (0 deactivated) 16:06:39 INFO opendrift:2213: 2026-08-22 07:55:52.882228 - step 96 of 216 - 3334 active elements (0 deactivated) 16:06:39 INFO opendrift:2213: 2026-08-22 08:05:52.882228 - step 97 of 216 - 3368 active elements (0 deactivated) 16:06:41 INFO opendrift:2213: 2026-08-22 08:15:52.882228 - step 98 of 216 - 3403 active elements (0 deactivated) 16:06:42 INFO opendrift:2213: 2026-08-22 08:25:52.882228 - step 99 of 216 - 3438 active elements (0 deactivated) 16:06:42 INFO opendrift:2213: 2026-08-22 08:35:52.882228 - step 100 of 216 - 3472 active elements (0 deactivated) 16:06:42 INFO opendrift:2213: 2026-08-22 08:45:52.882228 - step 101 of 216 - 3507 active elements (0 deactivated) 16:06:42 INFO opendrift:2213: 2026-08-22 08:55:52.882228 - step 102 of 216 - 3542 active elements (0 deactivated) 16:06:42 INFO opendrift:2213: 2026-08-22 09:05:52.882228 - step 103 of 216 - 3577 active elements (0 deactivated) 16:06:44 INFO opendrift:2213: 2026-08-22 09:15:52.882228 - step 104 of 216 - 3611 active elements (0 deactivated) 16:06:44 INFO opendrift:2213: 2026-08-22 09:25:52.882228 - step 105 of 216 - 3646 active elements (0 deactivated) 16:06:45 INFO opendrift:2213: 2026-08-22 09:35:52.882228 - step 106 of 216 - 3681 active elements (0 deactivated) 16:06:45 INFO opendrift:2213: 2026-08-22 09:45:52.882228 - step 107 of 216 - 3715 active elements (0 deactivated) 16:06:45 INFO opendrift:2213: 2026-08-22 09:55:52.882228 - step 108 of 216 - 3750 active elements (0 deactivated) 16:06:45 INFO opendrift:2213: 2026-08-22 10:05:52.882228 - step 109 of 216 - 3785 active elements (0 deactivated) 16:06:48 INFO opendrift:2213: 2026-08-22 10:15:52.882228 - step 110 of 216 - 3820 active elements (0 deactivated) 16:06:48 INFO opendrift:2213: 2026-08-22 10:25:52.882228 - step 111 of 216 - 3854 active elements (0 deactivated) 16:06:48 INFO opendrift:2213: 2026-08-22 10:35:52.882228 - step 112 of 216 - 3889 active elements (0 deactivated) 16:06:48 INFO opendrift:2213: 2026-08-22 10:45:52.882228 - step 113 of 216 - 3924 active elements (0 deactivated) 16:06:48 INFO opendrift:2213: 2026-08-22 10:55:52.882228 - step 114 of 216 - 3958 active elements (0 deactivated) 16:06:48 INFO opendrift:2213: 2026-08-22 11:05:52.882228 - step 115 of 216 - 3993 active elements (0 deactivated) 16:06:50 INFO opendrift:2213: 2026-08-22 11:15:52.882228 - step 116 of 216 - 4028 active elements (0 deactivated) 16:06:50 INFO opendrift:2213: 2026-08-22 11:25:52.882228 - step 117 of 216 - 4063 active elements (0 deactivated) 16:06:50 INFO opendrift:2213: 2026-08-22 11:35:52.882228 - step 118 of 216 - 4097 active elements (0 deactivated) 16:06:51 INFO opendrift:2213: 2026-08-22 11:45:52.882228 - step 119 of 216 - 4132 active elements (0 deactivated) 16:06:51 INFO opendrift:2213: 2026-08-22 11:55:52.882228 - step 120 of 216 - 4167 active elements (0 deactivated) 16:06:51 INFO opendrift:2213: 2026-08-22 12:05:52.882228 - step 121 of 216 - 4201 active elements (0 deactivated) 16:06:52 INFO opendrift:2213: 2026-08-22 12:15:52.882228 - step 122 of 216 - 4236 active elements (0 deactivated) 16:06:53 INFO opendrift:2213: 2026-08-22 12:25:52.882228 - step 123 of 216 - 4271 active elements (0 deactivated) 16:06:53 INFO opendrift:2213: 2026-08-22 12:35:52.882228 - step 124 of 216 - 4306 active elements (0 deactivated) 16:06:53 INFO opendrift:2213: 2026-08-22 12:45:52.882228 - step 125 of 216 - 4340 active elements (0 deactivated) 16:06:53 INFO opendrift:2213: 2026-08-22 12:55:52.882228 - step 126 of 216 - 4375 active elements (0 deactivated) 16:06:53 INFO opendrift:2213: 2026-08-22 13:05:52.882228 - step 127 of 216 - 4410 active elements (0 deactivated) 16:06:55 INFO opendrift:2213: 2026-08-22 13:15:52.882228 - step 128 of 216 - 4445 active elements (0 deactivated) 16:06:55 INFO opendrift:2213: 2026-08-22 13:25:52.882228 - step 129 of 216 - 4479 active elements (0 deactivated) 16:06:55 INFO opendrift:2213: 2026-08-22 13:35:52.882228 - step 130 of 216 - 4514 active elements (0 deactivated) 16:06:55 INFO opendrift:2213: 2026-08-22 13:45:52.882228 - step 131 of 216 - 4549 active elements (0 deactivated) 16:06:56 INFO opendrift:2213: 2026-08-22 13:55:52.882228 - step 132 of 216 - 4583 active elements (0 deactivated) 16:06:56 INFO opendrift:2213: 2026-08-22 14:05:52.882228 - step 133 of 216 - 4618 active elements (0 deactivated) 16:06:58 INFO opendrift:2213: 2026-08-22 14:15:52.882228 - step 134 of 216 - 4653 active elements (0 deactivated) 16:06:58 INFO opendrift:2213: 2026-08-22 14:25:52.882228 - step 135 of 216 - 4688 active elements (0 deactivated) 16:06:58 INFO opendrift:2213: 2026-08-22 14:35:52.882228 - step 136 of 216 - 4722 active elements (0 deactivated) 16:06:58 INFO opendrift:2213: 2026-08-22 14:45:52.882228 - step 137 of 216 - 4757 active elements (0 deactivated) 16:06:58 INFO opendrift:2213: 2026-08-22 14:55:52.882228 - step 138 of 216 - 4792 active elements (0 deactivated) 16:06:59 INFO opendrift:2213: 2026-08-22 15:05:52.882228 - step 139 of 216 - 4826 active elements (0 deactivated) 16:07:01 INFO opendrift:2213: 2026-08-22 15:15:52.882228 - step 140 of 216 - 4861 active elements (0 deactivated) 16:07:01 INFO opendrift:2213: 2026-08-22 15:25:52.882228 - step 141 of 216 - 4896 active elements (0 deactivated) 16:07:02 INFO opendrift:2213: 2026-08-22 15:35:52.882228 - step 142 of 216 - 4931 active elements (0 deactivated) 16:07:02 INFO opendrift:2213: 2026-08-22 15:45:52.882228 - step 143 of 216 - 4965 active elements (0 deactivated) 16:07:02 INFO opendrift:2213: 2026-08-22 15:55:52.882228 - step 144 of 216 - 5000 active elements (0 deactivated) 16:07:02 INFO opendrift:2213: 2026-08-22 16:05:52.882228 - step 145 of 216 - 5035 active elements (0 deactivated) 16:07:04 INFO opendrift:2213: 2026-08-22 16:15:52.882228 - step 146 of 216 - 5069 active elements (0 deactivated) 16:07:04 INFO opendrift:2213: 2026-08-22 16:25:52.882228 - step 147 of 216 - 5104 active elements (0 deactivated) 16:07:05 INFO opendrift:2213: 2026-08-22 16:35:52.882228 - step 148 of 216 - 5139 active elements (0 deactivated) 16:07:05 INFO opendrift:2213: 2026-08-22 16:45:52.882228 - step 149 of 216 - 5174 active elements (0 deactivated) 16:07:05 INFO opendrift:2213: 2026-08-22 16:55:52.882228 - step 150 of 216 - 5208 active elements (0 deactivated) 16:07:05 INFO opendrift:2213: 2026-08-22 17:05:52.882228 - step 151 of 216 - 5243 active elements (0 deactivated) 16:07:07 INFO opendrift:2213: 2026-08-22 17:15:52.882228 - step 152 of 216 - 5278 active elements (0 deactivated) 16:07:07 INFO opendrift:2213: 2026-08-22 17:25:52.882228 - step 153 of 216 - 5312 active elements (0 deactivated) 16:07:07 INFO opendrift:2213: 2026-08-22 17:35:52.882228 - step 154 of 216 - 5347 active elements (0 deactivated) 16:07:08 INFO opendrift:2213: 2026-08-22 17:45:52.882228 - step 155 of 216 - 5382 active elements (0 deactivated) 16:07:08 INFO opendrift:2213: 2026-08-22 17:55:52.882228 - step 156 of 216 - 5417 active elements (0 deactivated) 16:07:08 INFO opendrift:2213: 2026-08-22 18:05:52.882228 - step 157 of 216 - 5451 active elements (0 deactivated) 16:07:10 INFO opendrift:2213: 2026-08-22 18:15:52.882228 - step 158 of 216 - 5486 active elements (0 deactivated) 16:07:10 INFO opendrift:2213: 2026-08-22 18:25:52.882228 - step 159 of 216 - 5521 active elements (0 deactivated) 16:07:10 INFO opendrift:2213: 2026-08-22 18:35:52.882228 - step 160 of 216 - 5556 active elements (0 deactivated) 16:07:10 INFO opendrift:2213: 2026-08-22 18:45:52.882228 - step 161 of 216 - 5590 active elements (0 deactivated) 16:07:11 INFO opendrift:2213: 2026-08-22 18:55:52.882228 - step 162 of 216 - 5625 active elements (0 deactivated) 16:07:11 INFO opendrift:2213: 2026-08-22 19:05:52.882228 - step 163 of 216 - 5660 active elements (0 deactivated) 16:07:13 INFO opendrift:2213: 2026-08-22 19:15:52.882228 - step 164 of 216 - 5694 active elements (0 deactivated) 16:07:13 INFO opendrift:2213: 2026-08-22 19:25:52.882228 - step 165 of 216 - 5729 active elements (0 deactivated) 16:07:13 INFO opendrift:2213: 2026-08-22 19:35:52.882228 - step 166 of 216 - 5764 active elements (0 deactivated) 16:07:13 INFO opendrift:2213: 2026-08-22 19:45:52.882228 - step 167 of 216 - 5799 active elements (0 deactivated) 16:07:14 INFO opendrift:2213: 2026-08-22 19:55:52.882228 - step 168 of 216 - 5833 active elements (0 deactivated) 16:07:14 INFO opendrift:2213: 2026-08-22 20:05:52.882228 - step 169 of 216 - 5868 active elements (0 deactivated) 16:07:16 INFO opendrift:2213: 2026-08-22 20:15:52.882228 - step 170 of 216 - 5903 active elements (0 deactivated) 16:07:16 INFO opendrift:2213: 2026-08-22 20:25:52.882228 - step 171 of 216 - 5937 active elements (0 deactivated) 16:07:16 INFO opendrift:2213: 2026-08-22 20:35:52.882228 - step 172 of 216 - 5972 active elements (0 deactivated) 16:07:16 INFO opendrift:2213: 2026-08-22 20:45:52.882228 - step 173 of 216 - 6007 active elements (0 deactivated) 16:07:17 INFO opendrift:2213: 2026-08-22 20:55:52.882228 - step 174 of 216 - 6042 active elements (0 deactivated) 16:07:17 INFO opendrift:2213: 2026-08-22 21:05:52.882228 - step 175 of 216 - 6076 active elements (0 deactivated) 16:07:21 INFO opendrift:2213: 2026-08-22 21:15:52.882228 - step 176 of 216 - 6111 active elements (0 deactivated) 16:07:22 INFO opendrift:2213: 2026-08-22 21:25:52.882228 - step 177 of 216 - 6146 active elements (0 deactivated) 16:07:22 INFO opendrift:2213: 2026-08-22 21:35:52.882228 - step 178 of 216 - 6180 active elements (0 deactivated) 16:07:22 INFO opendrift:2213: 2026-08-22 21:45:52.882228 - step 179 of 216 - 6215 active elements (0 deactivated) 16:07:22 INFO opendrift:2213: 2026-08-22 21:55:52.882228 - step 180 of 216 - 6250 active elements (0 deactivated) 16:07:23 INFO opendrift:2213: 2026-08-22 22:05:52.882228 - step 181 of 216 - 6285 active elements (0 deactivated) 16:07:25 INFO opendrift:2213: 2026-08-22 22:15:52.882228 - step 182 of 216 - 6319 active elements (0 deactivated) 16:07:26 INFO opendrift:2213: 2026-08-22 22:25:52.882228 - step 183 of 216 - 6354 active elements (0 deactivated) 16:07:26 INFO opendrift:2213: 2026-08-22 22:35:52.882228 - step 184 of 216 - 6389 active elements (0 deactivated) 16:07:26 INFO opendrift:2213: 2026-08-22 22:45:52.882228 - step 185 of 216 - 6423 active elements (0 deactivated) 16:07:26 INFO opendrift:2213: 2026-08-22 22:55:52.882228 - step 186 of 216 - 6458 active elements (0 deactivated) 16:07:27 INFO opendrift:2213: 2026-08-22 23:05:52.882228 - step 187 of 216 - 6493 active elements (0 deactivated) 16:07:29 INFO opendrift:2213: 2026-08-22 23:15:52.882228 - step 188 of 216 - 6528 active elements (0 deactivated) 16:07:29 INFO opendrift:2213: 2026-08-22 23:25:52.882228 - step 189 of 216 - 6562 active elements (0 deactivated) 16:07:30 INFO opendrift:2213: 2026-08-22 23:35:52.882228 - step 190 of 216 - 6597 active elements (0 deactivated) 16:07:30 INFO opendrift:2213: 2026-08-22 23:45:52.882228 - step 191 of 216 - 6632 active elements (0 deactivated) 16:07:30 INFO opendrift:2213: 2026-08-22 23:55:52.882228 - step 192 of 216 - 6667 active elements (0 deactivated) 16:07:30 INFO opendrift:2213: 2026-08-23 00:05:52.882228 - step 193 of 216 - 6701 active elements (0 deactivated) 16:07:32 INFO opendrift:2213: 2026-08-23 00:15:52.882228 - step 194 of 216 - 6736 active elements (0 deactivated) 16:07:33 INFO opendrift:2213: 2026-08-23 00:25:52.882228 - step 195 of 216 - 6771 active elements (0 deactivated) 16:07:33 INFO opendrift:2213: 2026-08-23 00:35:52.882228 - step 196 of 216 - 6805 active elements (0 deactivated) 16:07:33 INFO opendrift:2213: 2026-08-23 00:45:52.882228 - step 197 of 216 - 6840 active elements (0 deactivated) 16:07:33 INFO opendrift:2213: 2026-08-23 00:55:52.882228 - step 198 of 216 - 6875 active elements (0 deactivated) 16:07:34 INFO opendrift:2213: 2026-08-23 01:05:52.882228 - step 199 of 216 - 6910 active elements (0 deactivated) 16:07:36 INFO opendrift:2213: 2026-08-23 01:15:52.882228 - step 200 of 216 - 6944 active elements (0 deactivated) 16:07:36 INFO opendrift:2213: 2026-08-23 01:25:52.882228 - step 201 of 216 - 6979 active elements (0 deactivated) 16:07:36 INFO opendrift:2213: 2026-08-23 01:35:52.882228 - step 202 of 216 - 7014 active elements (0 deactivated) 16:07:37 INFO opendrift:2213: 2026-08-23 01:45:52.882228 - step 203 of 216 - 7048 active elements (0 deactivated) 16:07:37 INFO opendrift:2213: 2026-08-23 01:55:52.882228 - step 204 of 216 - 7083 active elements (0 deactivated) 16:07:37 INFO opendrift:2213: 2026-08-23 02:05:52.882228 - step 205 of 216 - 7118 active elements (0 deactivated) 16:07:39 INFO opendrift:2213: 2026-08-23 02:15:52.882228 - step 206 of 216 - 7153 active elements (0 deactivated) 16:07:40 INFO opendrift:2213: 2026-08-23 02:25:52.882228 - step 207 of 216 - 7187 active elements (0 deactivated) 16:07:40 INFO opendrift:2213: 2026-08-23 02:35:52.882228 - step 208 of 216 - 7222 active elements (0 deactivated) 16:07:40 INFO opendrift:2213: 2026-08-23 02:45:52.882228 - step 209 of 216 - 7257 active elements (0 deactivated) 16:07:40 INFO opendrift:2213: 2026-08-23 02:55:52.882228 - step 210 of 216 - 7291 active elements (0 deactivated) 16:07:41 INFO opendrift:2213: 2026-08-23 03:05:52.882228 - step 211 of 216 - 7326 active elements (0 deactivated) 16:07:43 INFO opendrift:2213: 2026-08-23 03:15:52.882228 - step 212 of 216 - 7361 active elements (0 deactivated) 16:07:43 INFO opendrift:2213: 2026-08-23 03:25:52.882228 - step 213 of 216 - 7396 active elements (0 deactivated) 16:07:43 INFO opendrift:2213: 2026-08-23 03:35:52.882228 - step 214 of 216 - 7430 active elements (0 deactivated) 16:07:44 INFO opendrift:2213: 2026-08-23 03:45:52.882228 - step 215 of 216 - 7465 active elements (0 deactivated) 16:07:44 INFO opendrift:2213: 2026-08-23 03:55:52.882228 - step 216 of 216 - 7500 active elements (0 deactivated) 16:07:44 INFO opendrift:2323: Removing 2500 unseeded elements .. raw:: html
<xarray.Dataset> Size: 55MB
    Dimensions:                                                                              (
                                                                                              trajectory: 7500,
                                                                                              time: 73)
    Coordinates:
      * trajectory                                                                           (trajectory) int64 60kB ...
      * time                                                                                 (time) datetime64[ns] 584B ...
    Data variables: (12/25)
        status                                                                               (trajectory, time) float32 2MB ...
        moving                                                                               (trajectory, time) float32 2MB ...
        age_seconds                                                                          (trajectory, time) float32 2MB ...
        origin_marker                                                                        (trajectory, time) float32 2MB ...
        lon                                                                                  (trajectory, time) float32 2MB ...
        lat                                                                                  (trajectory, time) float32 2MB ...
        ...                                                                                   ...
        sea_surface_wave_period_at_variance_spectral_density_maximum                         (trajectory, time) float32 2MB ...
        sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment  (trajectory, time) float32 2MB ...
        land_binary_mask                                                                     (trajectory, time) float32 2MB ...
        ocean_vertical_diffusivity                                                           (trajectory, time) float32 2MB ...
        ocean_mixed_layer_thickness                                                          (trajectory, time) float32 2MB ...
        sea_floor_depth_below_sea_level                                                      (trajectory, time) float32 2MB ...
    Attributes: (12/125)
        Conventions:                                                             ...
        standard_name_vocabulary:                                                ...
        featureType:                                                             ...
        title:                                                                   ...
        summary:                                                                 ...
        keywords:                                                                ...
        ...                                                                                                               ...
        geospatial_lon_units:                                                    ...
        geospatial_lon_resolution:                                               ...
        runtime:                                                                 ...
        geospatial_vertical_min:                                                 ...
        geospatial_vertical_max:                                                 ...
        geospatial_vertical_positive:                                            ...


.. GENERATED FROM PYTHON SOURCE LINES 40-41 Plotting the depth vs time .. GENERATED FROM PYTHON SOURCE LINES 41-43 .. code-block:: Python o.plot_property('z') .. image-sg:: /gallery/images/sphx_glr_example_sediments_001.png :alt: z :srcset: /gallery/images/sphx_glr_example_sediments_001.png :class: sphx-glr-single-img .. GENERATED FROM PYTHON SOURCE LINES 44-45 Animate sediment particles colored by their depth .. GENERATED FROM PYTHON SOURCE LINES 45-48 .. code-block:: Python o.animation(color='z', fast=False, buffer=.01) #o.animation(color='moving', fast=False, buffer=.01, colorbar=False, legend=['Sedimented', 'Moving']) .. rst-class:: sphx-glr-script-out .. code-block:: none 16:07:58 INFO opendrift:4799: Saving animation to /root/project/docs/source/gallery/animations/example_sediments_0.gif... 16:08:18 INFO opendrift:3217: Time to make animation: 0:00:30.578131 .. GENERATED FROM PYTHON SOURCE LINES 49-50 .. image:: /gallery/animations/example_sediments_0.gif .. rst-class:: sphx-glr-timing **Total running time of the script:** (2 minutes 34.994 seconds) .. _sphx_glr_download_gallery_example_sediments.py: .. only:: html .. container:: sphx-glr-footer sphx-glr-footer-example .. container:: sphx-glr-download sphx-glr-download-jupyter :download:`Download Jupyter notebook: example_sediments.ipynb ` .. container:: sphx-glr-download sphx-glr-download-python :download:`Download Python source code: example_sediments.py ` .. container:: sphx-glr-download sphx-glr-download-zip :download:`Download zipped: example_sediments.zip ` .. only:: html .. rst-class:: sphx-glr-signature `Gallery generated by Sphinx-Gallery `_