Morra, John; Pellatt, Marlow G; Kohfeld, Karen E (2023): Sediment grain size of sediment core GB_REF (Grice Bay reference core) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.950736, In: Morra, J et al. (2023): Temporal trends in microplastic deposition in marine sedimentary environments in the Clayoquot Sound Biosphere Reserve and Pacific Rim National Park Reserve, British Columbia, Canada [dataset bundled publication]. PANGAEA, https://doi.org/10.1594/PANGAEA.950712
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Related to:
Morra, John (2021): Characterizing Microplastic Pollution in Aquatic Sediments from Southwestern British Columbia, Canada. MSc. thesis, Simon Fraser University
Coverage:
Latitude: 49.070000 * Longitude: -125.480000
Minimum DEPTH, sediment/rock: 0.005 m * Maximum DEPTH, sediment/rock: 0.275 m
Event(s):
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, sediment/rock | Depth sed | m | Morra, John | Geocode | |
| 2 | Sample mass | Samp m | g | Morra, John | ||
| 3 | Size fraction > 1 mm, gravel | >1 mm | g | Morra, John | ||
| 4 | Size fraction > 1 mm, gravel | >1 mm | % | Morra, John | ||
| 5 | Size fraction 1.000-0.500 mm, 0.0-1.0 phi, coarse sand | 1-0.5 mm | g | Morra, John | ||
| 6 | Size fraction 1.000-0.500 mm, 0.0-1.0 phi, coarse sand | 1-0.5 mm | % | Morra, John | ||
| 7 | Size fraction 0.500-0.250 mm | 500-250 µm | g | Morra, John | ||
| 8 | Size fraction 0.500-0.250 mm, 1.0-2.0 phi, medium sand | 500-250 µm | % | Morra, John | ||
| 9 | Size fraction 0.250-0.125 mm | 250-125 µm | g | Morra, John | ||
| 10 | Size fraction 0.250-0.125 mm, 2.0-3.0 phi, fine sand | 250-125 µm | % | Morra, John | ||
| 11 | Size fraction 0.125-0.063 mm | 125-63 µm | g | Morra, John | ||
| 12 | Size fraction 0.125-0.063 mm, 3.0-4.0 phi, very fine sand | 125-63 µm | % | Morra, John | ||
| 13 | Size fraction < 0.063 mm, mud, silt+clay | <63 µm | g | Morra, John | ||
| 14 | Size fraction < 0.063 mm, mud, silt+clay | <63 µm | % | Morra, John |
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
104 data points
Data
| 1 Depth sed [m] | 2 Samp m [g] | 3 >1 mm [g] | 4 >1 mm [%] | 5 1-0.5 mm [g] | 6 1-0.5 mm [%] | 7 500-250 µm [g] | 8 500-250 µm [%] | 9 250-125 µm [g] | 10 250-125 µm [%] | 11 125-63 µm [g] | 12 125-63 µm [%] | 13 <63 µm [g] | 14 <63 µm [%] |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.005 | 30.08 | 0.00 | 0.00 | 1.25 | 4.15 | 1.29 | 4.29 | 5.44 | 18.07 | 17.82 | 59.24 | 3.62 | 12.03 |
| 0.035 | 30.32 | 0.10 | 0.33 | 2.32 | 7.66 | 1.92 | 6.33 | 7.12 | 23.50 | 15.12 | 49.85 | 3.29 | 10.86 |
| 0.075 | 30.05 | 0.49 | 1.64 | 5.27 | 17.54 | 2.40 | 7.97 | 6.43 | 21.41 | 13.10 | 43.58 | 1.99 | 6.61 |
| 0.115 | 30.03 | 0.87 | 2.89 | 5.38 | 17.90 | 1.65 | 5.49 | 6.25 | 20.81 | 13.40 | 44.62 | 2.10 | 6.98 |
| 0.155 | 30.68 | 3.74 | 12.18 | 7.48 | 24.39 | 1.94 | 6.33 | 5.03 | 16.40 | 10.50 | 34.21 | 1.63 | 5.32 |
| 0.195 | 30.11 | 0.14 | 0.45 | 1.18 | 3.92 | 5.09 | 16.89 | 19.73 | 65.52 | 3.19 | 10.58 | 0.36 | 1.20 |
| 0.235 | 30.23 | 0.68 | 2.25 | 1.80 | 5.97 | 6.31 | 20.86 | 18.31 | 60.55 | 2.24 | 7.42 | 0.40 | 1.32 |
| 0.275 | 30.55 | 0.96 | 3.13 | 3.54 | 11.58 | 4.54 | 14.88 | 14.28 | 46.76 | 5.61 | 18.38 | 1.08 | 3.52 |