FRV Mara 8/77
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | FRV Mara (74MR) |
| Cruise identifier | 8/77 |
| Cruise period | 1977-06-30 — 1977-07-12 |
| Status | Completed |
| Port of departure | Buckie, United Kingdom |
| Port of return | Buckie, United Kingdom |
| Purpose | Research |
| Objectives | 1. To conduct hydrobiological surveys in the Sullom Voe and adjacent areas.
2. To replace the current meter mooring deployed in Sullom Voe in April. 3. To collect material sedimenting from the water column by means of sediment traps. |
| Chief scientist | D D Seaton (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory), Harry D Dooley (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory) |
| Cruise report |  (0.04 MB) |
| Ocean/sea areas | |
| General | North East Atlantic Ocean (limit 40W) |
| Measurements | |
| Physical oceanography | |
| Water bottle stations | Quantity: number of stations = 56 |
| CTD stations | Quantity: number of stations = 23 |
| Current meters | Quantity: number of deployments = 2 Description: 28 days |
| Chemical oceanography | |
| Oxygen | Quantity: number of stations = 54 |
| Phosphate | Quantity: number of stations = 35 |
| Nitrate | Quantity: number of stations = 35 |
| Total - N | Quantity: number of stations = 33 |
| Ammonia | Quantity: number of stations = 35 |
| Silicate | Quantity: number of stations = 35 |
| Contamination | |
| Other contaminant measurements | Quantity: number of stations = 5 Description: part.organic carbon sedimenting from water column |
| Biology and fisheries | |
| Primary productivity | Quantity: number of samples = 130 |
| Phytoplankton pigs (eg chlorophyll, fluorescence) | Quantity: number of stations = 33 |
| Particulate organic matter (inc POC, PON) | Quantity: number of samples = 131 |
| Phytoplankton | Quantity: number of stations = 24 |
| Zooplankton | Quantity: number of stations = 26 |
