FRV Clupea 2/72
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | FRV Clupea (74CU) |
| Cruise identifier | 2/72 |
| Cruise period | 1972-02-14 — 1972-04-15 |
| Status | Completed |
| Port of departure | Aberdeen, United Kingdom |
| Purpose | Research |
| Objectives | 1. To carry out a herring egg survey of Ballantrae Bank.
2. To survey the area for herring larvae and assess larval production. 3. To sample herring concentrations in the Ballantrae Bank area. 4. To make tests with the Digital Sonar equipment. 5. To lay and recover current meter moorings. 6. To carry out a programme of hydrographic and plankton sampling in the Clyde estuary. |
| Chief scientist | Ian G Baxter (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory) |
| Cruise report |  (0.07 MB) |
| Ocean/sea areas | |
| General | Inner Seas off the West Coast of Scotland |
| Specific | Clyde Sea and Ballantrae Bank |
| Measurements | |
| Physical oceanography | |
| Water bottle stations | Quantity: number of stations = 38 Description: 2 with S only |
| Current meters | Description: 6 days |
| Chemical oceanography | |
| Oxygen | Quantity: 38 |
| Phosphate | Quantity: 38 |
| Nitrate | Quantity: 38 |
| Silicate | Quantity: 37 |
| Biology and fisheries | |
| Zooplankton | Quantity: 32 |
| Eggs and larvae | Quantity: 312 Description: Ballantrae Bank |
| Mammals and reptiles | |
| Pelagic fish | Quantity: number of hauls = 18 |
| Other biological/fisheries measurement | Quantity: 14 Description: biological pollutants |
