RV Water Guardian WG33C
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RV Water Guardian (74WN) |
| Cruise identifier | WG33C |
| Cruise period | 1996-08-14 — 1996-08-14 |
| Status | Completed |
| Port of departure | Hull, United Kingdom |
| Port of return | Hull, United Kingdom |
| Purpose | Research |
| Objectives | RV Water Guardian LOIS core measurements survey. |
| Chief scientist | Duncan Plummer (Plymouth Marine Laboratory) |
| Project | LOIS (RACS) |
| Cruise report |  (1.16 MB) |
| Ocean/sea areas | |
| General | North Sea |
| Specific | Humber Estuary and feeder rivers. |
| Measurements | |
| Physical oceanography | |
| Surface measurements underway (T,S) | Quantity: number of stations = 38 Description: Upstream survey measuring nutrients, conductivity, temperature, turbidity, pH and dissolved oxygen |
| Transparency (eg transmissometer) | Quantity: number of stations = 38 Description: Upstream survey measuring nutrients, conductivity, temperature, turbidity, pH and dissolved oxygen |
| Chemical oceanography | |
| Oxygen | Quantity: number of stations = 38 Description: Upstream survey measuring nutrients, conductivity, temperature, turbidity, pH and dissolved oxygen |
| Other dissolved gases | Quantity: number of stations = 3 Description: Samples collected for determination of carbon monoxide. |
| Other dissolved gases | Quantity: number of stations = 7 Description: Samples collected for determination of nitrous oxide and methane. |
| Phosphate | Quantity: number of stations = 38 Description: Upstream survey measuring nutrients, conductivity, temperature, turbidity, pH and dissolved oxygen |
| Total - N | Quantity: number of stations = 38 Description: Upstream survey measuring nutrients, conductivity, temperature, turbidity, pH and dissolved oxygen |
| Ammonia | Quantity: number of stations = 38 Description: Upstream survey measuring nutrients, conductivity, temperature, turbidity, pH and dissolved oxygen |
| Silicate | Quantity: number of stations = 38 Description: Upstream survey measuring nutrients, conductivity, temperature, turbidity, pH and dissolved oxygen |
| pH | Quantity: number of stations = 38 Description: Upstream survey measuring nutrients, conductivity, temperature, turbidity, pH and dissolved oxygen |
| Contamination | |
| Suspended matter | Quantity: number of stations = 38 Description: Discrete samples collected for gravimetric, C/N, chlorophyll and DOC analysis. |
| Trace metals | Quantity: number of stations = 6 Description: Low salinity samples collected for trace metal work. |
| Biology and fisheries | |
| Phytoplankton pigs (eg chlorophyll, fluorescence) | Quantity: number of stations = 38 Description: Discrete samples collected for gravimetric, C/N, chlorophyll and DOC analysis. |
| Particulate organic matter (inc POC, PON) | Quantity: number of stations = 38 Description: Discrete samples collected for gravimetric, C/N, chlorophyll and DOC analysis. |
| Dissolved organic matter (inc DOC) | Quantity: number of stations = 38 Description: Discrete samples collected for gravimetric, C/N, chlorophyll and DOC analysis. |
| Data held at BODC | |
| Discrete samples | |
| 25 Sample taken from ship's non-toxic supply | Dissolved total and organic nitrogen concentrations in the water column Salinity of the water column Temperature of the water column Dissolved oxygen parameters in the water column Concentration of suspended particulate material in the water column Carbon concentrations in suspended particulate material Dissolved organic carbon concentration in the water column Nitrogen concentrations in suspended particulate material Alkalinity, acidity and pH of the water column |
