Hickel, Wolfgang (1999): Hydrochemistry and phytoplankton abundance at time series station Helgoland Roads, North Sea, in 1976 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.55830, In: Wiltshire, Karen Helen; Carstens, Kristine; Ecker, Ursula; Kirstein, Inga V (2024): Hydrochemistry at time series station Helgoland Roads, North Sea since 1873 [dataset publication series]. Alfred Wegener Institute - Biological Institute Helgoland, PANGAEA, https://doi.org/10.1594/PANGAEA.960375
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Related to:
Project(s):
Helgoland Roads Timeseries (HelgolandRoads)
Macrobenthic long-term series in the German Bight (LTER_Benthos)
Silicon Cycling in the World Ocean (SINOPS)
Funding:
Coverage:
Latitude: 54.188330 * Longitude: 7.900000
Date/Time Start: 1976-01-02T09:20:00 * Date/Time End: 1976-12-30T09:00:00
Minimum DEPTH, water: 0.5 m * Maximum DEPTH, water: 0.5 m
Event(s):
HelgolandRoads1976 (Kabeltonne) * Latitude: 54.188330 * Longitude: 7.900000 * Date/Time Start: 1976-01-01T00:00:00 * Date/Time End: 1976-12-31T23:59:00 * Elevation: -10.0 m * DEIMS ID: deims.org * O2A Registry URI: registry.o2a-data.de * Location: German Bight, North Sea * Campaign: LTER_HelgolandRoads (Kabeltonne, Long-term Ecological Research Helgoland Roads) * Basis: Marine Station Helgoland * Method/Device: Monitoring (MON)
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DATE/TIME | Date/Time | Geocode | |||
| 2 | DEPTH, water | Depth water | m | Geocode | ||
| 3 | Temperature, water | Temp | °C | Hickel, Wolfgang | Mercury thermometer, in situ | |
| 4 | Salinity | Sal | Hickel, Wolfgang | Salinometer, inductive | ||
| 5 | Depth of Secchi Disk | z(SD) | m | Hickel, Wolfgang | Secchi disc | |
| 6 | Nitrate | [NO3]- | µmol/l | Hickel, Wolfgang | Reduction by copper coated cadmium granulate | |
| 7 | Nitrite | [NO2]- | µmol/l | Hickel, Wolfgang | Photometer, azo-dye (Bendschneider & Robinson, 1952, J Mar Res, 11:87-96) | |
| 8 | Ammonium | [NH4]+ | µmol/l | Hickel, Wolfgang | Photometer, DTT | |
| 9 | Nitrogen, inorganic, dissolved | DIN | µmol/l | Hickel, Wolfgang | Calculated (sum of Nitrate, Nitrite, Ammonium) | |
| 10 | Phosphate | [PO4]3- | µmol/l | Hickel, Wolfgang | Photometer, molybdene blue, reduct ascorbic acid (Grasshoff, 1979, Chemie GmbH) | |
| 11 | Silicate | Si(OH)4 | µmol/l | Hickel, Wolfgang | Photometer, beta-silicomolybdic acid, modified (Carlberg, 1972, ICES Res Rep 29) | |
| 12 | Phytoplankton | Phytopl | #/l | Hickel, Wolfgang | Quantitative phytoplankton method (Utermöhl, 1958) | |
| 13 | Diatoms | Diatoms | #/l | Hickel, Wolfgang | Quantitative phytoplankton method (Utermöhl, 1958) | |
| 14 | Flagellates | Flag | #/l | Hickel, Wolfgang | Quantitative phytoplankton method (Utermöhl, 1958) | |
| 15 | Phytoplankton, biomass as carbon | Phytopl C | µg/l | Hickel, Wolfgang | Quantitative phytoplankton method (Utermöhl, 1958) | |
| 16 | Diatoms, biomass as carbon | Diatom C | µg/l | Hickel, Wolfgang | Quantitative phytoplankton method (Utermöhl, 1958) | |
| 17 | Flagellates, biomass as carbon | Flagellate C | µg/l | Hickel, Wolfgang | Quantitative phytoplankton method (Utermöhl, 1958) | |
| 18 | Analyst | Analyst | Hickel, Wolfgang |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
3765 data points
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