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FRV Scotia 8/73(1)
Cruise plan
| Cruise Info. | |
| Ship name (ship code) | FRV Scotia (749S) |
| Cruise identifier | 8/73(1) |
| Cruise period | 1973-07-31 — 1973-08-03 |
| Status | Completed |
| Port of departure | Aberdeen, United Kingdom |
| Port of return | Aberdeen, United Kingdom |
| Purpose | Research |
| Objectives | 1. To conduct a trawling and acoustic survey for herring and blue whiting off the west coast of Scotland.
2. To carry out a plankton survey for herring larvae, and zooplankton standing stock investigations. |
| Chief scientist | Ian G Baxter (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory) |
| Ocean/sea areas | |
| General | Inner Seas off the West Coast of Scotland Irish Sea and St. George's Channel |
| Measurements | |
| Physical oceanography | |
| Water bottle stations | Quantity: number of stations = 47 |
| Chemical oceanography | |
| Phosphate | Quantity: number of stations = 47 |
| Nitrate | Quantity: number of stations = 47 |
| Alkalinity | Quantity: number of stations = 47 |
| Contamination | |
| Other contaminant measurements | Quantity: number of samples = 4 Description: chemical pollution; metal sampling bottles and Bridge Gulf III sampler |
| Biology and fisheries | |
| Phytoplankton pigs (eg chlorophyll, fluorescence) | Quantity: number of stations = 47 |
| Particulate organic matter (inc POC, PON) | Quantity: number of stations = 47 |
| Zooplankton | Quantity: number of hauls = 63 Description: Dutch Gulf III sampler with 60-mesh cone |
| Eggs and larvae | Quantity: number of hauls = 63 Description: Dutch Gulf III sampler with 60-mesh cone |
| Pelagic fish | Quantity: number of hauls = 61 Description: Dutch Gulf III sampler with 60-mesh cone |
| Acoustic reflection on marine organisms. | Quantity: activity duration in days = 30 Description: Continuous measurements of deep scattering layers |
| Exploratory fishing | Quantity: number of hauls = 61 Description: Dutch Gulf III sampler with 60-mesh cone |
