- Resources
- Inventories
- Cruise inventory
- Report
- 546
FRV Clupea 11/71
Cruise summary report
Cruise Info. | |
Ship name (ship code) | FRV Clupea (74CU) |
Cruise identifier | 11/71 |
Cruise period | 1971-11-18 — 1971-11-29 |
Status | Completed |
Port of departure | Campbeltown, United Kingdom |
Port of return | Unknown, United Kingdom |
Purpose | Fisheries |
Objectives | 1. To survey the distribution and abundance of 0-group herring in the Clyde.
2. To do environmental and fish sampling for pollution investigations. 3. To investigate the optimum combination of engine revs and propeller pitch for towing trawls. |
Chief scientist | Martin Walsh (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory) |
Cruise report | (0.10 MB) |
Ocean/sea areas | |
General | Inner Seas off the West Coast of Scotland |
Specific | Firth of Clyde |
Measurements | |
Physical oceanography | |
Water bottle stations | Quantity: number of stations = 33 Description: 27 surface only |
Chemical oceanography | |
Phosphate | Quantity: number of stations = 33 |
Nitrate | Quantity: number of stations = 33 |
Ammonia | Quantity: number of stations = 14 |
Contamination | |
Other contaminant measurements | Quantity: number of stations = 6 Description: chemical pollution |
Biology and fisheries | |
Pelagic fish | Quantity: number of hauls = 25 |
Demersal fish | Quantity: number of hauls = 25 |