RRS Frederick Russell FR6/83
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RRS Frederick Russell (74GG) |
| Cruise identifier | FR6/83 |
| Cruise period | 1983-04-06 — 1983-04-18 |
| Status | Completed |
| Port of departure | Plymouth, United Kingdom |
| Port of return | Plymouth, United Kingdom |
| Purpose | Research |
| Objectives | 1) To investigate the role of the microbiota in primary production and nutrient recycling processes in oligotrophic shelf waters.
2) To continue the studies of the copepod Calanus helgolandicus in shelf seas. 3) To ascertain the horizontal and vertical structure of the biological and physical environment around CS2. 4) To contribute towards a seasonal study of phytoplankton at station A1 (Joint MBA/IMER project). |
| Chief scientist | Nicholas J P Owens (Institute of Marine Environmental Research, Plymouth) |
| Cruise report |  (0.19 MB) |
| Ocean/sea areas | |
| General | English Channel Irish Sea and St. George's Channel Bay of Biscay |
| Specific | Celtic Sea |
| Track charts |  |
| Measurements | |
| Physical oceanography | |
| Surface measurements underway (T,S) | Quantity: track kilometres = 314.84 |
| Bathythermograph | Quantity: number of profiles = 2 |
| Water bottle stations | Quantity: number of stations = 9 Description: S surface only |
| Chemical oceanography | |
| Phosphate | Quantity: track kilometres = 300 Description: 170 nm discrete cont. |
| Nitrate | Quantity: track kilometres = 300 Description: 170 nm discrete cont. |
| Nitrite | Quantity: track kilometres = 300 Description: 170 nm discrete cont. |
| Biology and fisheries | |
| Primary productivity | Quantity: number of stations = 2 |
| Phytoplankton pigs (eg chlorophyll, fluorescence) | Quantity: number of stations = 12 |
| Particulate organic matter (inc POC, PON) | Quantity: number of stations = 12 |
| Phytoplankton | Quantity: number of stations = 2 |
| Zooplankton | Quantity: number of stations = 2 Description: LHPR;survey:population,energy transfers,biomass determination,distribution |
| Pelagic bacteria/micro-organisms | Quantity: number of stations = 2 |
