RRS John Murray JM14/79 (B/6/79)
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RRS John Murray (74MJ) |
| Cruise identifier | JM14/79 (B/6/79) |
| Cruise period | 1979-09-10 — 1979-09-12 |
| Status | Completed |
| Port of departure | Barry, United Kingdom |
| Port of return | Barry, United Kingdom |
| Purpose | Research |
| Objectives | To continue a seires of cruises to monitor the performance of the Bristol Channel to update ecosystems model GEMBASE |
| Chief scientist | Michael B Jordan (Institute of Marine Environmental Research, Plymouth) |
| Cruise report |  (0.03 MB) |
| Ocean/sea areas | |
| General | Bristol Channel |
| Measurements | |
| Physical oceanography | |
| Surface measurements underway (T,S) | Quantity: track kilometres = 444.48 Description: Continuous surface sampling |
| Transparency (eg transmissometer) | Quantity: track kilometres = 444.48 Description: Continuous surface sampling |
| Chemical oceanography | |
| Nitrate | Quantity: track kilometres = 444.48 Description: Continuous surface sampling |
| Contamination | |
| Suspended matter | Quantity: track kilometres = 444.48 Description: Continuous surface sampling |
| Biology and fisheries | |
| Phytoplankton pigs (eg chlorophyll, fluorescence) | Quantity: track kilometres = 444.48 Description: Continuous surface sampling |
| Phytoplankton | Quantity: number of samples = 26 |
| Zooplankton | Quantity: number of samples = 26 Description: identification,distribution,monitoring |
| Data held at BODC | |
| Discrete samples | |
| 149 General station with STD/bottles/additional instruments | Nitrite concentration parameters in the water column Temperature of the water column Salinity of the water column Concentration of suspended particulate material in the water column Nitrate concentration parameters in the water column Phaeopigment concentrations in the water column Chlorophyll pigment concentrations in water bodies |
