- Resources
- Inventories
- Cruise inventory
- Report
- 5659
RV Lough Foyle LF/01/91
Cruise summary report
Cruise Info. | |
Ship name (ship code) | RV Lough Foyle (74LG) |
Cruise identifier | LF/01/91 |
Cruise period | 1991-01-07 — 1991-01-09 |
Status | Completed |
Port of departure | Belfast, United Kingdom |
Port of return | Belfast, United Kingdom |
Purpose | Research |
Objectives | 1. To collect samples for determination of winter nutrient levels in the Northern
Irish Sea, North Channel and along the N. Coast of N. Ireland, including transects to determine the nutrient/salinity ratio of Lough Foyle effluent water. These samples and analyses form the N.I. contribution to the NORSAP programme of winter 1990/91 2. To collect Day Grab samples at the 4 MPMMG coastal and offshore monitoring sites selected for N. Ireland. 3. To repeat an earlier series of samples for analyses of differences between samples taken by overside sampling and from the inboard clean seawater supply. |
Chief scientist | Robert S Rosell (Department of Agriculture for Northern Ireland) |
Cruise report | (0.11 MB) |
Ocean/sea areas | |
General | Inner Seas off the West Coast of Scotland Irish Sea and St. George's Channel |
Specific | The Northern Irish Sea, the North Channel, Lough Foyle |
Track charts | (0.02 MB) |
Measurements | |
Physical oceanography | |
Surface measurements underway (T,S) | Quantity: number of measurements = 17 |
Chemical oceanography | |
Phosphate | Quantity: number of stations = 17 Description: Samples collected for determination of winter nutrient levels. |
Nitrate | Quantity: number of stations = 17 Description: Samples collected for determination of winter nutrient levels. |
Nitrite | Quantity: number of stations = 17 Description: Samples collected for determination of winter nutrient levels. |
Silicate | Quantity: number of stations = 17 Description: Samples collected for determination of winter nutrient levels. |
Contamination | |
Suspended matter | Quantity: number of stations = 17 Description: CTD/water sampling stations |
Geology and geophysics | |
Grab | Quantity: number of samples = 8 Description: 6 successful grabs, one failed due to weather, one failed due to unsuitable substrate |