Note

Go to the end to download the full example code.

Sediment drift from Glomma river outlet

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'])

14:16:01 INFO    opendrift:576: OpenDriftSimulation initialised (version 1.14.8 / v1.14.8-22-ged2e201)

Adding some diffusion

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')

Source of sediments at Glomma river outlet

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))

14:16:01 INFO    opendrift.models.basemodel.environment:203: Adding a global landmask from GSHHG
14:16:05 INFO    opendrift.models.basemodel.environment:227: Fallback values will be used for the following variables which have no readers:
14:16:05 INFO    opendrift.models.basemodel.environment:230:    x_sea_water_velocity: 0.000000
14:16:05 INFO    opendrift.models.basemodel.environment:230:    y_sea_water_velocity: 0.000000
14:16:05 INFO    opendrift.models.basemodel.environment:230:    sea_surface_height: 0.000000
14:16:05 INFO    opendrift.models.basemodel.environment:230:    upward_sea_water_velocity: 0.000000
14:16:05 INFO    opendrift.models.basemodel.environment:230:    x_wind: 0.000000
14:16:05 INFO    opendrift.models.basemodel.environment:230:    y_wind: 0.000000
14:16:05 INFO    opendrift.models.basemodel.environment:230:    sea_surface_wave_stokes_drift_x_velocity: 0.000000
14:16:05 INFO    opendrift.models.basemodel.environment:230:    sea_surface_wave_stokes_drift_y_velocity: 0.000000
14:16:05 INFO    opendrift.models.basemodel.environment:230:    sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
14:16:05 INFO    opendrift.models.basemodel.environment:230:    sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
14:16:05 INFO    opendrift.models.basemodel.environment:230:    ocean_vertical_diffusivity: 0.020000
14:16:05 INFO    opendrift.models.basemodel.environment:230:    ocean_mixed_layer_thickness: 50.000000
14:16:05 INFO    opendrift.models.basemodel.environment:230:    sea_floor_depth_below_sea_level: 10000.000000
14:16:05 INFO    opendrift:1847: Storing previous values of element property lon because of condition (('general:coastline_action', 'in', ['stranding', 'previous']), 'or', ('general:seafloor_action', 'in', ['previous']))
14:16:05 INFO    opendrift:1847: Storing previous values of element property lat because of condition (('general:coastline_action', 'in', ['stranding', 'previous']), 'or', ('general:seafloor_action', 'in', ['previous']))
14:16:05 INFO    opendrift:955: Using existing reader for land_binary_mask to move elements to ocean
14:16:05 INFO    opendrift:986: All points are in ocean
14:16:05 INFO    opendrift:2144: 2026-03-03 14:16:01.501271 - step 1 of 216 - 35 active elements (0 deactivated)
14:16:05 INFO    opendrift.readers:63: Opening file with xr.open_dataset
14:16:07 INFO    opendrift.readers.reader_netCDF_CF_generic:332: Detected dimensions: {'x': 'X', 'y': 'Y', 'z': 'depth', 'time': 'time'}
14:16:07 INFO    opendrift.readers.basereader:178: Variable x_sea_water_velocity will be rotated from eastward_sea_water_velocity
14:16:07 INFO    opendrift.readers.basereader:178: Variable y_sea_water_velocity will be rotated from northward_sea_water_velocity
14:16:07 INFO    opendrift.readers.basereader:178: Variable x_wind will be rotated from eastward_wind
14:16:07 INFO    opendrift.readers.basereader:178: Variable y_wind will be rotated from northward_wind
14:16:10 INFO    opendrift:2144: 2026-03-03 14:26:01.501271 - step 2 of 216 - 70 active elements (0 deactivated)
14:16:10 INFO    opendrift:2144: 2026-03-03 14:36:01.501271 - step 3 of 216 - 105 active elements (0 deactivated)
14:16:11 INFO    opendrift:2144: 2026-03-03 14:46:01.501271 - step 4 of 216 - 139 active elements (0 deactivated)
14:16:13 INFO    opendrift:2144: 2026-03-03 14:56:01.501271 - step 5 of 216 - 174 active elements (0 deactivated)
14:16:13 INFO    opendrift:2144: 2026-03-03 15:06:01.501271 - step 6 of 216 - 209 active elements (0 deactivated)
14:16:15 INFO    opendrift:2144: 2026-03-03 15:16:01.501271 - step 7 of 216 - 244 active elements (0 deactivated)
14:16:15 INFO    opendrift:2144: 2026-03-03 15:26:01.501271 - step 8 of 216 - 278 active elements (0 deactivated)
14:16:15 INFO    opendrift:2144: 2026-03-03 15:36:01.501271 - step 9 of 216 - 313 active elements (0 deactivated)
14:16:15 INFO    opendrift:2144: 2026-03-03 15:46:01.501271 - step 10 of 216 - 348 active elements (0 deactivated)
14:16:15 INFO    opendrift:2144: 2026-03-03 15:56:01.501271 - step 11 of 216 - 382 active elements (0 deactivated)
14:16:15 INFO    opendrift:2144: 2026-03-03 16:06:01.501271 - step 12 of 216 - 417 active elements (0 deactivated)
14:16:16 INFO    opendrift:2144: 2026-03-03 16:16:01.501271 - step 13 of 216 - 452 active elements (0 deactivated)
14:16:16 INFO    opendrift:2144: 2026-03-03 16:26:01.501271 - step 14 of 216 - 487 active elements (0 deactivated)
14:16:16 INFO    opendrift:2144: 2026-03-03 16:36:01.501271 - step 15 of 216 - 521 active elements (0 deactivated)
14:16:16 INFO    opendrift:2144: 2026-03-03 16:46:01.501271 - step 16 of 216 - 556 active elements (0 deactivated)
14:16:16 INFO    opendrift:2144: 2026-03-03 16:56:01.501271 - step 17 of 216 - 591 active elements (0 deactivated)
14:16:16 INFO    opendrift:2144: 2026-03-03 17:06:01.501271 - step 18 of 216 - 625 active elements (0 deactivated)
14:16:18 INFO    opendrift:2144: 2026-03-03 17:16:01.501271 - step 19 of 216 - 660 active elements (0 deactivated)
14:16:18 INFO    opendrift:2144: 2026-03-03 17:26:01.501271 - step 20 of 216 - 695 active elements (0 deactivated)
14:16:18 INFO    opendrift:2144: 2026-03-03 17:36:01.501271 - step 21 of 216 - 730 active elements (0 deactivated)
14:16:18 INFO    opendrift:2144: 2026-03-03 17:46:01.501271 - step 22 of 216 - 764 active elements (0 deactivated)
14:16:18 INFO    opendrift:2144: 2026-03-03 17:56:01.501271 - step 23 of 216 - 799 active elements (0 deactivated)
14:16:18 INFO    opendrift:2144: 2026-03-03 18:06:01.501271 - step 24 of 216 - 834 active elements (0 deactivated)
14:16:20 INFO    opendrift:2144: 2026-03-03 18:16:01.501271 - step 25 of 216 - 868 active elements (0 deactivated)
14:16:20 INFO    opendrift:2144: 2026-03-03 18:26:01.501271 - step 26 of 216 - 903 active elements (0 deactivated)
14:16:20 INFO    opendrift:2144: 2026-03-03 18:36:01.501271 - step 27 of 216 - 938 active elements (0 deactivated)
14:16:20 INFO    opendrift:2144: 2026-03-03 18:46:01.501271 - step 28 of 216 - 973 active elements (0 deactivated)
14:16:20 INFO    opendrift:2144: 2026-03-03 18:56:01.501271 - step 29 of 216 - 1007 active elements (0 deactivated)
14:16:20 INFO    opendrift:2144: 2026-03-03 19:06:01.501271 - step 30 of 216 - 1042 active elements (0 deactivated)
14:16:21 INFO    opendrift:2144: 2026-03-03 19:16:01.501271 - step 31 of 216 - 1077 active elements (0 deactivated)
14:16:22 INFO    opendrift:2144: 2026-03-03 19:26:01.501271 - step 32 of 216 - 1112 active elements (0 deactivated)
14:16:22 INFO    opendrift:2144: 2026-03-03 19:36:01.501271 - step 33 of 216 - 1146 active elements (0 deactivated)
14:16:22 INFO    opendrift:2144: 2026-03-03 19:46:01.501271 - step 34 of 216 - 1181 active elements (0 deactivated)
14:16:22 INFO    opendrift:2144: 2026-03-03 19:56:01.501271 - step 35 of 216 - 1216 active elements (0 deactivated)
14:16:22 INFO    opendrift:2144: 2026-03-03 20:06:01.501271 - step 36 of 216 - 1250 active elements (0 deactivated)
14:16:23 INFO    opendrift:2144: 2026-03-03 20:16:01.501271 - step 37 of 216 - 1285 active elements (0 deactivated)
14:16:24 INFO    opendrift:2144: 2026-03-03 20:26:01.501271 - step 38 of 216 - 1320 active elements (0 deactivated)
14:16:24 INFO    opendrift:2144: 2026-03-03 20:36:01.501271 - step 39 of 216 - 1355 active elements (0 deactivated)
14:16:24 INFO    opendrift:2144: 2026-03-03 20:46:01.501271 - step 40 of 216 - 1389 active elements (0 deactivated)
14:16:24 INFO    opendrift:2144: 2026-03-03 20:56:01.501271 - step 41 of 216 - 1424 active elements (0 deactivated)
14:16:24 INFO    opendrift:2144: 2026-03-03 21:06:01.501271 - step 42 of 216 - 1459 active elements (0 deactivated)
14:16:25 INFO    opendrift:2144: 2026-03-03 21:16:01.501271 - step 43 of 216 - 1493 active elements (0 deactivated)
14:16:26 INFO    opendrift:2144: 2026-03-03 21:26:01.501271 - step 44 of 216 - 1528 active elements (0 deactivated)
14:16:26 INFO    opendrift:2144: 2026-03-03 21:36:01.501271 - step 45 of 216 - 1563 active elements (0 deactivated)
14:16:26 INFO    opendrift:2144: 2026-03-03 21:46:01.501271 - step 46 of 216 - 1598 active elements (0 deactivated)
14:16:26 INFO    opendrift:2144: 2026-03-03 21:56:01.501271 - step 47 of 216 - 1632 active elements (0 deactivated)
14:16:26 INFO    opendrift:2144: 2026-03-03 22:06:01.501271 - step 48 of 216 - 1667 active elements (0 deactivated)
14:16:27 INFO    opendrift:2144: 2026-03-03 22:16:01.501271 - step 49 of 216 - 1702 active elements (0 deactivated)
14:16:28 INFO    opendrift:2144: 2026-03-03 22:26:01.501271 - step 50 of 216 - 1736 active elements (0 deactivated)
14:16:28 INFO    opendrift:2144: 2026-03-03 22:36:01.501271 - step 51 of 216 - 1771 active elements (0 deactivated)
14:16:28 INFO    opendrift:2144: 2026-03-03 22:46:01.501271 - step 52 of 216 - 1806 active elements (0 deactivated)
14:16:28 INFO    opendrift:2144: 2026-03-03 22:56:01.501271 - step 53 of 216 - 1841 active elements (0 deactivated)
14:16:28 INFO    opendrift:2144: 2026-03-03 23:06:01.501271 - step 54 of 216 - 1875 active elements (0 deactivated)
14:16:29 INFO    opendrift:2144: 2026-03-03 23:16:01.501271 - step 55 of 216 - 1910 active elements (0 deactivated)
14:16:30 INFO    opendrift:2144: 2026-03-03 23:26:01.501271 - step 56 of 216 - 1945 active elements (0 deactivated)
14:16:30 INFO    opendrift:2144: 2026-03-03 23:36:01.501271 - step 57 of 216 - 1979 active elements (0 deactivated)
14:16:30 INFO    opendrift:2144: 2026-03-03 23:46:01.501271 - step 58 of 216 - 2014 active elements (0 deactivated)
14:16:30 INFO    opendrift:2144: 2026-03-03 23:56:01.501271 - step 59 of 216 - 2049 active elements (0 deactivated)
14:16:30 INFO    opendrift:2144: 2026-03-04 00:06:01.501271 - step 60 of 216 - 2084 active elements (0 deactivated)
14:16:32 INFO    opendrift:2144: 2026-03-04 00:16:01.501271 - step 61 of 216 - 2118 active elements (0 deactivated)
14:16:32 INFO    opendrift:2144: 2026-03-04 00:26:01.501271 - step 62 of 216 - 2153 active elements (0 deactivated)
14:16:32 INFO    opendrift:2144: 2026-03-04 00:36:01.501271 - step 63 of 216 - 2188 active elements (0 deactivated)
14:16:32 INFO    opendrift:2144: 2026-03-04 00:46:01.501271 - step 64 of 216 - 2223 active elements (0 deactivated)
14:16:32 INFO    opendrift:2144: 2026-03-04 00:56:01.501271 - step 65 of 216 - 2257 active elements (0 deactivated)
14:16:32 INFO    opendrift:2144: 2026-03-04 01:06:01.501271 - step 66 of 216 - 2292 active elements (0 deactivated)
14:16:34 INFO    opendrift:2144: 2026-03-04 01:16:01.501271 - step 67 of 216 - 2327 active elements (0 deactivated)
14:16:34 INFO    opendrift:2144: 2026-03-04 01:26:01.501271 - step 68 of 216 - 2361 active elements (0 deactivated)
14:16:34 INFO    opendrift:2144: 2026-03-04 01:36:01.501271 - step 69 of 216 - 2396 active elements (0 deactivated)
14:16:34 INFO    opendrift:2144: 2026-03-04 01:46:01.501271 - step 70 of 216 - 2431 active elements (0 deactivated)
14:16:34 INFO    opendrift:2144: 2026-03-04 01:56:01.501271 - step 71 of 216 - 2466 active elements (0 deactivated)
14:16:34 INFO    opendrift:2144: 2026-03-04 02:06:01.501271 - step 72 of 216 - 2500 active elements (0 deactivated)
14:16:36 INFO    opendrift:2144: 2026-03-04 02:16:01.501271 - step 73 of 216 - 2535 active elements (0 deactivated)
14:16:36 INFO    opendrift:2144: 2026-03-04 02:26:01.501271 - step 74 of 216 - 2570 active elements (0 deactivated)
14:16:36 INFO    opendrift:2144: 2026-03-04 02:36:01.501271 - step 75 of 216 - 2604 active elements (0 deactivated)
14:16:36 INFO    opendrift:2144: 2026-03-04 02:46:01.501271 - step 76 of 216 - 2639 active elements (0 deactivated)
14:16:36 INFO    opendrift:2144: 2026-03-04 02:56:01.501271 - step 77 of 216 - 2674 active elements (0 deactivated)
14:16:37 INFO    opendrift:2144: 2026-03-04 03:06:01.501271 - step 78 of 216 - 2709 active elements (0 deactivated)
14:16:38 INFO    opendrift:2144: 2026-03-04 03:16:01.501271 - step 79 of 216 - 2743 active elements (0 deactivated)
14:16:38 INFO    opendrift:2144: 2026-03-04 03:26:01.501271 - step 80 of 216 - 2778 active elements (0 deactivated)
14:16:38 INFO    opendrift:2144: 2026-03-04 03:36:01.501271 - step 81 of 216 - 2813 active elements (0 deactivated)
14:16:38 INFO    opendrift:2144: 2026-03-04 03:46:01.501271 - step 82 of 216 - 2847 active elements (0 deactivated)
14:16:39 INFO    opendrift:2144: 2026-03-04 03:56:01.501271 - step 83 of 216 - 2882 active elements (0 deactivated)
14:16:39 INFO    opendrift:2144: 2026-03-04 04:06:01.501271 - step 84 of 216 - 2917 active elements (0 deactivated)
14:16:40 INFO    opendrift:2144: 2026-03-04 04:16:01.501271 - step 85 of 216 - 2952 active elements (0 deactivated)
14:16:40 INFO    opendrift:2144: 2026-03-04 04:26:01.501271 - step 86 of 216 - 2986 active elements (0 deactivated)
14:16:40 INFO    opendrift:2144: 2026-03-04 04:36:01.501271 - step 87 of 216 - 3021 active elements (0 deactivated)
14:16:41 INFO    opendrift:2144: 2026-03-04 04:46:01.501271 - step 88 of 216 - 3056 active elements (0 deactivated)
14:16:41 INFO    opendrift:2144: 2026-03-04 04:56:01.501271 - step 89 of 216 - 3090 active elements (0 deactivated)
14:16:41 INFO    opendrift:2144: 2026-03-04 05:06:01.501271 - step 90 of 216 - 3125 active elements (0 deactivated)
14:16:42 INFO    opendrift:2144: 2026-03-04 05:16:01.501271 - step 91 of 216 - 3160 active elements (0 deactivated)
14:16:43 INFO    opendrift:2144: 2026-03-04 05:26:01.501271 - step 92 of 216 - 3195 active elements (0 deactivated)
14:16:43 INFO    opendrift:2144: 2026-03-04 05:36:01.501271 - step 93 of 216 - 3229 active elements (0 deactivated)
14:16:43 INFO    opendrift:2144: 2026-03-04 05:46:01.501271 - step 94 of 216 - 3264 active elements (0 deactivated)
14:16:43 INFO    opendrift:2144: 2026-03-04 05:56:01.501271 - step 95 of 216 - 3299 active elements (0 deactivated)
14:16:43 INFO    opendrift:2144: 2026-03-04 06:06:01.501271 - step 96 of 216 - 3334 active elements (0 deactivated)
14:16:45 INFO    opendrift:2144: 2026-03-04 06:16:01.501271 - step 97 of 216 - 3368 active elements (0 deactivated)
14:16:45 INFO    opendrift:2144: 2026-03-04 06:26:01.501271 - step 98 of 216 - 3403 active elements (0 deactivated)
14:16:45 INFO    opendrift:2144: 2026-03-04 06:36:01.501271 - step 99 of 216 - 3438 active elements (0 deactivated)
14:16:45 INFO    opendrift:2144: 2026-03-04 06:46:01.501271 - step 100 of 216 - 3472 active elements (0 deactivated)
14:16:46 INFO    opendrift:2144: 2026-03-04 06:56:01.501271 - step 101 of 216 - 3507 active elements (0 deactivated)
14:16:46 INFO    opendrift:2144: 2026-03-04 07:06:01.501271 - step 102 of 216 - 3542 active elements (0 deactivated)
14:16:47 INFO    opendrift:2144: 2026-03-04 07:16:01.501271 - step 103 of 216 - 3577 active elements (0 deactivated)
14:16:47 INFO    opendrift:2144: 2026-03-04 07:26:01.501271 - step 104 of 216 - 3611 active elements (0 deactivated)
14:16:48 INFO    opendrift:2144: 2026-03-04 07:36:01.501271 - step 105 of 216 - 3646 active elements (0 deactivated)
14:16:48 INFO    opendrift:2144: 2026-03-04 07:46:01.501271 - step 106 of 216 - 3681 active elements (0 deactivated)
14:16:48 INFO    opendrift:2144: 2026-03-04 07:56:01.501271 - step 107 of 216 - 3715 active elements (0 deactivated)
14:16:48 INFO    opendrift:2144: 2026-03-04 08:06:01.501271 - step 108 of 216 - 3750 active elements (0 deactivated)
14:16:50 INFO    opendrift:2144: 2026-03-04 08:16:01.501271 - step 109 of 216 - 3785 active elements (0 deactivated)
14:16:50 INFO    opendrift:2144: 2026-03-04 08:26:01.501271 - step 110 of 216 - 3820 active elements (0 deactivated)
14:16:50 INFO    opendrift:2144: 2026-03-04 08:36:01.501271 - step 111 of 216 - 3854 active elements (0 deactivated)
14:16:50 INFO    opendrift:2144: 2026-03-04 08:46:01.501271 - step 112 of 216 - 3889 active elements (0 deactivated)
14:16:51 INFO    opendrift:2144: 2026-03-04 08:56:01.501271 - step 113 of 216 - 3924 active elements (0 deactivated)
14:16:51 INFO    opendrift:2144: 2026-03-04 09:06:01.501271 - step 114 of 216 - 3958 active elements (0 deactivated)
14:16:53 INFO    opendrift:2144: 2026-03-04 09:16:01.501271 - step 115 of 216 - 3993 active elements (0 deactivated)
14:16:53 INFO    opendrift:2144: 2026-03-04 09:26:01.501271 - step 116 of 216 - 4028 active elements (0 deactivated)
14:16:53 INFO    opendrift:2144: 2026-03-04 09:36:01.501271 - step 117 of 216 - 4063 active elements (0 deactivated)
14:16:53 INFO    opendrift:2144: 2026-03-04 09:46:01.501271 - step 118 of 216 - 4097 active elements (0 deactivated)
14:16:54 INFO    opendrift:2144: 2026-03-04 09:56:01.501271 - step 119 of 216 - 4132 active elements (0 deactivated)
14:16:54 INFO    opendrift:2144: 2026-03-04 10:06:01.501271 - step 120 of 216 - 4167 active elements (0 deactivated)
14:16:56 INFO    opendrift:2144: 2026-03-04 10:16:01.501271 - step 121 of 216 - 4201 active elements (0 deactivated)
14:16:56 INFO    opendrift:2144: 2026-03-04 10:26:01.501271 - step 122 of 216 - 4236 active elements (0 deactivated)
14:16:56 INFO    opendrift:2144: 2026-03-04 10:36:01.501271 - step 123 of 216 - 4271 active elements (0 deactivated)
14:16:56 INFO    opendrift:2144: 2026-03-04 10:46:01.501271 - step 124 of 216 - 4306 active elements (0 deactivated)
14:16:57 INFO    opendrift:2144: 2026-03-04 10:56:01.501271 - step 125 of 216 - 4340 active elements (0 deactivated)
14:16:57 INFO    opendrift:2144: 2026-03-04 11:06:01.501271 - step 126 of 216 - 4375 active elements (0 deactivated)
14:16:59 INFO    opendrift:2144: 2026-03-04 11:16:01.501271 - step 127 of 216 - 4410 active elements (0 deactivated)
14:16:59 INFO    opendrift:2144: 2026-03-04 11:26:01.501271 - step 128 of 216 - 4445 active elements (0 deactivated)
14:16:59 INFO    opendrift:2144: 2026-03-04 11:36:01.501271 - step 129 of 216 - 4479 active elements (0 deactivated)
14:16:59 INFO    opendrift:2144: 2026-03-04 11:46:01.501271 - step 130 of 216 - 4514 active elements (0 deactivated)
14:17:00 INFO    opendrift:2144: 2026-03-04 11:56:01.501271 - step 131 of 216 - 4549 active elements (0 deactivated)
14:17:00 INFO    opendrift:2144: 2026-03-04 12:06:01.501271 - step 132 of 216 - 4583 active elements (0 deactivated)
14:17:02 INFO    opendrift:2144: 2026-03-04 12:16:01.501271 - step 133 of 216 - 4618 active elements (0 deactivated)
14:17:02 INFO    opendrift:2144: 2026-03-04 12:26:01.501271 - step 134 of 216 - 4653 active elements (0 deactivated)
14:17:02 INFO    opendrift:2144: 2026-03-04 12:36:01.501271 - step 135 of 216 - 4688 active elements (0 deactivated)
14:17:02 INFO    opendrift:2144: 2026-03-04 12:46:01.501271 - step 136 of 216 - 4722 active elements (0 deactivated)
14:17:03 INFO    opendrift:2144: 2026-03-04 12:56:01.501271 - step 137 of 216 - 4757 active elements (0 deactivated)
14:17:03 INFO    opendrift:2144: 2026-03-04 13:06:01.501271 - step 138 of 216 - 4792 active elements (0 deactivated)
14:17:05 INFO    opendrift:2144: 2026-03-04 13:16:01.501271 - step 139 of 216 - 4826 active elements (0 deactivated)
14:17:06 INFO    opendrift:2144: 2026-03-04 13:26:01.501271 - step 140 of 216 - 4861 active elements (0 deactivated)
14:17:06 INFO    opendrift:2144: 2026-03-04 13:36:01.501271 - step 141 of 216 - 4896 active elements (0 deactivated)
14:17:06 INFO    opendrift:2144: 2026-03-04 13:46:01.501271 - step 142 of 216 - 4931 active elements (0 deactivated)
14:17:07 INFO    opendrift:2144: 2026-03-04 13:56:01.501271 - step 143 of 216 - 4965 active elements (0 deactivated)
14:17:07 INFO    opendrift:2144: 2026-03-04 14:06:01.501271 - step 144 of 216 - 5000 active elements (0 deactivated)
14:17:09 INFO    opendrift:2144: 2026-03-04 14:16:01.501271 - step 145 of 216 - 5035 active elements (0 deactivated)
14:17:09 INFO    opendrift:2144: 2026-03-04 14:26:01.501271 - step 146 of 216 - 5069 active elements (0 deactivated)
14:17:09 INFO    opendrift:2144: 2026-03-04 14:36:01.501271 - step 147 of 216 - 5104 active elements (0 deactivated)
14:17:10 INFO    opendrift:2144: 2026-03-04 14:46:01.501271 - step 148 of 216 - 5139 active elements (0 deactivated)
14:17:10 INFO    opendrift:2144: 2026-03-04 14:56:01.501271 - step 149 of 216 - 5174 active elements (0 deactivated)
14:17:10 INFO    opendrift:2144: 2026-03-04 15:06:01.501271 - step 150 of 216 - 5208 active elements (0 deactivated)
14:17:12 INFO    opendrift:2144: 2026-03-04 15:16:01.501271 - step 151 of 216 - 5243 active elements (0 deactivated)
14:17:13 INFO    opendrift:2144: 2026-03-04 15:26:01.501271 - step 152 of 216 - 5278 active elements (0 deactivated)
14:17:13 INFO    opendrift:2144: 2026-03-04 15:36:01.501271 - step 153 of 216 - 5312 active elements (0 deactivated)
14:17:13 INFO    opendrift:2144: 2026-03-04 15:46:01.501271 - step 154 of 216 - 5347 active elements (0 deactivated)
14:17:13 INFO    opendrift:2144: 2026-03-04 15:56:01.501271 - step 155 of 216 - 5382 active elements (0 deactivated)
14:17:14 INFO    opendrift:2144: 2026-03-04 16:06:01.501271 - step 156 of 216 - 5417 active elements (0 deactivated)
14:17:16 INFO    opendrift:2144: 2026-03-04 16:16:01.501271 - step 157 of 216 - 5451 active elements (0 deactivated)
14:17:16 INFO    opendrift:2144: 2026-03-04 16:26:01.501271 - step 158 of 216 - 5486 active elements (0 deactivated)
14:17:16 INFO    opendrift:2144: 2026-03-04 16:36:01.501271 - step 159 of 216 - 5521 active elements (0 deactivated)
14:17:16 INFO    opendrift:2144: 2026-03-04 16:46:01.501271 - step 160 of 216 - 5556 active elements (0 deactivated)
14:17:17 INFO    opendrift:2144: 2026-03-04 16:56:01.501271 - step 161 of 216 - 5590 active elements (0 deactivated)
14:17:17 INFO    opendrift:2144: 2026-03-04 17:06:01.501271 - step 162 of 216 - 5625 active elements (0 deactivated)
14:17:19 INFO    opendrift:2144: 2026-03-04 17:16:01.501271 - step 163 of 216 - 5660 active elements (0 deactivated)
14:17:19 INFO    opendrift:2144: 2026-03-04 17:26:01.501271 - step 164 of 216 - 5694 active elements (0 deactivated)
14:17:20 INFO    opendrift:2144: 2026-03-04 17:36:01.501271 - step 165 of 216 - 5729 active elements (0 deactivated)
14:17:20 INFO    opendrift:2144: 2026-03-04 17:46:01.501271 - step 166 of 216 - 5764 active elements (0 deactivated)
14:17:20 INFO    opendrift:2144: 2026-03-04 17:56:01.501271 - step 167 of 216 - 5799 active elements (0 deactivated)
14:17:20 INFO    opendrift:2144: 2026-03-04 18:06:01.501271 - step 168 of 216 - 5833 active elements (0 deactivated)
14:17:23 INFO    opendrift:2144: 2026-03-04 18:16:01.501271 - step 169 of 216 - 5868 active elements (0 deactivated)
14:17:23 INFO    opendrift:2144: 2026-03-04 18:26:01.501271 - step 170 of 216 - 5903 active elements (0 deactivated)
14:17:23 INFO    opendrift:2144: 2026-03-04 18:36:01.501271 - step 171 of 216 - 5937 active elements (0 deactivated)
14:17:23 INFO    opendrift:2144: 2026-03-04 18:46:01.501271 - step 172 of 216 - 5972 active elements (0 deactivated)
14:17:24 INFO    opendrift:2144: 2026-03-04 18:56:01.501271 - step 173 of 216 - 6007 active elements (0 deactivated)
14:17:24 INFO    opendrift:2144: 2026-03-04 19:06:01.501271 - step 174 of 216 - 6042 active elements (0 deactivated)
14:17:26 INFO    opendrift:2144: 2026-03-04 19:16:01.501271 - step 175 of 216 - 6076 active elements (0 deactivated)
14:17:26 INFO    opendrift:2144: 2026-03-04 19:26:01.501271 - step 176 of 216 - 6111 active elements (0 deactivated)
14:17:26 INFO    opendrift:2144: 2026-03-04 19:36:01.501271 - step 177 of 216 - 6146 active elements (0 deactivated)
14:17:27 INFO    opendrift:2144: 2026-03-04 19:46:01.501271 - step 178 of 216 - 6180 active elements (0 deactivated)
14:17:27 INFO    opendrift:2144: 2026-03-04 19:56:01.501271 - step 179 of 216 - 6215 active elements (0 deactivated)
14:17:27 INFO    opendrift:2144: 2026-03-04 20:06:01.501271 - step 180 of 216 - 6250 active elements (0 deactivated)
14:17:29 INFO    opendrift:2144: 2026-03-04 20:16:01.501271 - step 181 of 216 - 6285 active elements (0 deactivated)
14:17:29 INFO    opendrift:2144: 2026-03-04 20:26:01.501271 - step 182 of 216 - 6319 active elements (0 deactivated)
14:17:30 INFO    opendrift:2144: 2026-03-04 20:36:01.501271 - step 183 of 216 - 6354 active elements (0 deactivated)
14:17:30 INFO    opendrift:2144: 2026-03-04 20:46:01.501271 - step 184 of 216 - 6389 active elements (0 deactivated)
14:17:30 INFO    opendrift:2144: 2026-03-04 20:56:01.501271 - step 185 of 216 - 6423 active elements (0 deactivated)
14:17:30 INFO    opendrift:2144: 2026-03-04 21:06:01.501271 - step 186 of 216 - 6458 active elements (0 deactivated)
14:17:32 INFO    opendrift:2144: 2026-03-04 21:16:01.501271 - step 187 of 216 - 6493 active elements (0 deactivated)
14:17:33 INFO    opendrift:2144: 2026-03-04 21:26:01.501271 - step 188 of 216 - 6528 active elements (0 deactivated)
14:17:33 INFO    opendrift:2144: 2026-03-04 21:36:01.501271 - step 189 of 216 - 6562 active elements (0 deactivated)
14:17:33 INFO    opendrift:2144: 2026-03-04 21:46:01.501271 - step 190 of 216 - 6597 active elements (0 deactivated)
14:17:33 INFO    opendrift:2144: 2026-03-04 21:56:01.501271 - step 191 of 216 - 6632 active elements (0 deactivated)
14:17:34 INFO    opendrift:2144: 2026-03-04 22:06:01.501271 - step 192 of 216 - 6667 active elements (0 deactivated)
14:17:36 INFO    opendrift:2144: 2026-03-04 22:16:01.501271 - step 193 of 216 - 6701 active elements (0 deactivated)
14:17:36 INFO    opendrift:2144: 2026-03-04 22:26:01.501271 - step 194 of 216 - 6736 active elements (0 deactivated)
14:17:36 INFO    opendrift:2144: 2026-03-04 22:36:01.501271 - step 195 of 216 - 6771 active elements (0 deactivated)
14:17:36 INFO    opendrift:2144: 2026-03-04 22:46:01.501271 - step 196 of 216 - 6805 active elements (0 deactivated)
14:17:37 INFO    opendrift:2144: 2026-03-04 22:56:01.501271 - step 197 of 216 - 6840 active elements (0 deactivated)
14:17:37 INFO    opendrift:2144: 2026-03-04 23:06:01.501271 - step 198 of 216 - 6875 active elements (0 deactivated)
14:17:39 INFO    opendrift:2144: 2026-03-04 23:16:01.501271 - step 199 of 216 - 6910 active elements (0 deactivated)
14:17:40 INFO    opendrift:2144: 2026-03-04 23:26:01.501271 - step 200 of 216 - 6944 active elements (0 deactivated)
14:17:40 INFO    opendrift:2144: 2026-03-04 23:36:01.501271 - step 201 of 216 - 6979 active elements (0 deactivated)
14:17:40 INFO    opendrift:2144: 2026-03-04 23:46:01.501271 - step 202 of 216 - 7014 active elements (0 deactivated)
14:17:41 INFO    opendrift:2144: 2026-03-04 23:56:01.501271 - step 203 of 216 - 7048 active elements (0 deactivated)
14:17:41 INFO    opendrift:2144: 2026-03-05 00:06:01.501271 - step 204 of 216 - 7083 active elements (0 deactivated)
14:17:43 INFO    opendrift:2144: 2026-03-05 00:16:01.501271 - step 205 of 216 - 7118 active elements (0 deactivated)
14:17:43 INFO    opendrift:2144: 2026-03-05 00:26:01.501271 - step 206 of 216 - 7153 active elements (0 deactivated)
14:17:43 INFO    opendrift:2144: 2026-03-05 00:36:01.501271 - step 207 of 216 - 7187 active elements (0 deactivated)
14:17:44 INFO    opendrift:2144: 2026-03-05 00:46:01.501271 - step 208 of 216 - 7222 active elements (0 deactivated)
14:17:44 INFO    opendrift:2144: 2026-03-05 00:56:01.501271 - step 209 of 216 - 7257 active elements (0 deactivated)
14:17:44 INFO    opendrift:2144: 2026-03-05 01:06:01.501271 - step 210 of 216 - 7291 active elements (0 deactivated)
14:17:47 INFO    opendrift:2144: 2026-03-05 01:16:01.501271 - step 211 of 216 - 7326 active elements (0 deactivated)
14:17:47 INFO    opendrift:2144: 2026-03-05 01:26:01.501271 - step 212 of 216 - 7361 active elements (0 deactivated)
14:17:48 INFO    opendrift:2144: 2026-03-05 01:36:01.501271 - step 213 of 216 - 7396 active elements (0 deactivated)
14:17:48 INFO    opendrift:2144: 2026-03-05 01:46:01.501271 - step 214 of 216 - 7430 active elements (0 deactivated)
14:17:49 INFO    opendrift:2144: 2026-03-05 01:56:01.501271 - step 215 of 216 - 7465 active elements (0 deactivated)
14:17:49 INFO    opendrift:2144: 2026-03-05 02:06:01.501271 - step 216 of 216 - 7500 active elements (0 deactivated)
14:17:53 INFO    opendrift:2254: Removing 2500 unseeded elements

<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: (12/126)
    Conventions:                                                             ...
    standard_name_vocabulary:                                                ...
    featureType:                                                             ...
    title:                                                                   ...
    summary:                                                                 ...
    keywords:                                                                ...
    ...                                                                                                               ...
    geospatial_lon_units:                                                    ...
    geospatial_lon_resolution:                                               ...
    runtime:                                                                 ...
    geospatial_vertical_min:                                                 ...
    geospatial_vertical_max:                                                 ...
    geospatial_vertical_positive:                                            ...


Plotting the depth vs time

o.plot_property('z')
z

Animate sediment particles colored by their depth

o.animation(color='z', fast=False, buffer=.01)
#o.animation(color='moving', fast=False, buffer=.01, colorbar=False, legend=['Sedimented', 'Moving'])

14:18:12 INFO    opendrift:4705: Saving animation to /root/project/docs/source/gallery/animations/example_sediments_0.gif...
14:19:22 INFO    opendrift:3128: Time to make animation: 0:01:24.209122
../_images/example_sediments_0.gif

Total running time of the script: (3 minutes 26.536 seconds)

Gallery generated by Sphinx-Gallery