Letscher, Robert T; Villareal, Tracy A (2018): Residual preformed nitrate and phosphate at Station ALOHA [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.895468, In supplement to: Letscher, RT; Villareal, TA (2018): Evaluation of the seasonal formation of subsurface negative preformed nitrate anomalies in the subtropical North Pacific and North Atlantic. Biogeosciences, 15(21), 6461-6480, https://doi.org/10.5194/bg-15-6461-2018
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Further details:
Hawaii Ocean Time-series (HOT). School of Ocean and Earth Science and Technology at the University of Hawai'i, https://hahana.soest.hawaii.edu/hot/
Coverage:
Median Latitude: 22.685714 * Median Longitude: -158.012310 * South-bound Latitude: 21.340000 * West-bound Longitude: -158.270000 * North-bound Latitude: 22.750000 * East-bound Longitude: -158.000000
Date/Time Start: 1988-10-31T01:55:00 * Date/Time End: 2016-11-28T16:39:00
Minimum DEPTH, water: 0.298 m * Maximum DEPTH, water: 259.991 m
Event(s):
ALOHA_Station * Latitude: 22.750000 * Longitude: -158.000000 * Date/Time: 1988-10-30T00:00:00 * Location: Hawaiian Islands, North Central Pacific * Campaign: ST-2 * Basis: Moana Wave * Method/Device: Open ocean station (OOS) * Comment: A Long-term Oligotrophic Habitat Assessment
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Cruise/expedition | Expedition | Letscher, Robert T | Source: Hawaii Ocean Time-series (HOT) | ||
| 2 | DATE/TIME | Date/Time | Letscher, Robert T | Geocode – Source: Hawaii Ocean Time-series (HOT) | ||
| 3 | Time point, descriptive | Time point | Letscher, Robert T | Time (station date&time), years since 0000-01-01; Source: Hawaii Ocean Time-series (HOT) | ||
| 4 | LATITUDE | Latitude | Letscher, Robert T | Geocode – Source: Hawaii Ocean Time-series (HOT) | ||
| 5 | LONGITUDE | Longitude | Letscher, Robert T | Geocode – Source: Hawaii Ocean Time-series (HOT) | ||
| 6 | DEPTH, water | Depth water | m | Letscher, Robert T | Geocode – Source: Hawaii Ocean Time-series (HOT) | |
| 7 | Temperature, water | Temp | °C | Letscher, Robert T | ITS-90; Source: Hawaii Ocean Time-series (HOT) | |
| 8 | Salinity | Sal | Letscher, Robert T | PSS-78; Source: Hawaii Ocean Time-series (HOT) | ||
| 9 | Neutral density | gamma n | kg/m3 | Letscher, Robert T | Source: Hawaii Ocean Time-series (HOT) | |
| 10 | Oxygen | O2 | µmol/kg | Letscher, Robert T | Source: Hawaii Ocean Time-series (HOT) | |
| 11 | Oxygen, apparent utilization | AOU | µmol/kg | Letscher, Robert T | Source: Hawaii Ocean Time-series (HOT) | |
| 12 | Nitrate and Nitrite | [NO3]- + [NO2]- | µmol/kg | Letscher, Robert T | Source: Hawaii Ocean Time-series (HOT) | |
| 13 | Phosphate | PHSPHT | µmol/kg | Letscher, Robert T | Source: Hawaii Ocean Time-series (HOT) | |
| 14 | Nitrogen, total dissolved | TDN | µmol/kg | Letscher, Robert T | Source: Hawaii Ocean Time-series (HOT) | |
| 15 | Nitrogen, organic, dissolved | DON | µmol/kg | Letscher, Robert T | Source: Hawaii Ocean Time-series (HOT) | |
| 16 | Nitrate, preformed, residual | [NO3]- pref res | µmol/kg | Letscher, Robert T | Calculated | computed with a value of rPOM = 10.6 and values of fDOM & rDOM valid for the neutral density layer 24.2-24.7 from Table 1 |
| 17 | Nitrate, preformed, residual | [NO3]- pref res | µmol/kg | Letscher, Robert T | Calculated | computed with a value of rPOM = 6.9 and values of fDOM & rDOM valid for the neutral density layer 24.2-24.7 from Table 1 |
| 18 | Nitrate, preformed, residual | [NO3]- pref res | µmol/kg | Letscher, Robert T | Calculated | computed with a value of rPOM = 10.6 and values of fDOM & rDOM valid for the neutral density layer 24.7-25.2 from Table 1 |
| 19 | Nitrate, preformed, residual | [NO3]- pref res | µmol/kg | Letscher, Robert T | Calculated | computed with a value of rPOM = 6.9 and values of fDOM & rDOM valid for the neutral density layer 24.7-25.2 from Table 1 |
| 20 | Phosphate, preformed, residual | [PO4]3- pref res | µmol/kg | Letscher, Robert T | Calculated | computed with a value of rPOM = 10.6 and values of fDOM & rDOM valid for the neutral density layer 24.2-24.7 from Table 1 |
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Size:
323220 data points
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