FRV Scotia 1398S
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | FRV Scotia (748S) |
| Cruise identifier | 1398S |
| Cruise period | 1998-07-29 — 1998-08-06 |
| Status | Completed |
| Port of departure | Aberdeen, United Kingdom |
| Port of return | Aberdeen, United Kingdom |
| Purpose | Research |
| Objectives | 1. To recover caged mussels from moorings in the vicinity of the Thistle "A" platform.
2. To sample sediments around the Thistle "A" and Magnus platforms for determination of speciality chemicals and hydrocarbon concentrations. 3. To obtain samples of produced water from the Thistle "A" and Magnus platforms. 4. To sample water from the oiled water discharge plume for determination of speciaility chemicals and hydrocarbon concentrations. 5. To conduct radiochemical experiments aboard the vessel. 6. To deploy caged mussels at the Magnus field. 7. To monitor and sample the water column in the oiled water discharge plume by specialised monitoring equipment. 8. To sample Nephrops from the Burra Haaf and Little Halibut Bank for sensory assessment and PAH concentration. |
| Chief scientist | Alistair D McIntosh (Fisheries Research Services Aberdeen Marine Laboratory) |
| Cruise report |  (0.14 MB) |
| Ocean/sea areas | |
| General | North Sea |
| Specific | Northern North Sea: Little Halibut Bank, Burra Haaf, Magnus and Thistle |
| Track charts |  |
| Measurements | |
| Contamination | |
| Petroleum residues | Quantity: number of samples = 48 Description: Day Grabs |
| Bottom deposits | Quantity: number of samples = 48 Description: Day Grabs |
| Contaminants in organisms | Quantity: number of samples = 48 Description: Day Grabs |
| Biology and fisheries | |
| Benthic bacteria/micro-organisms | Quantity: number of samples = 48 Description: Day Grabs |
| Zoobenthos | Quantity: number of samples = 48 Description: Day Grabs |
| Demersal fish | Quantity: number of hauls = 2 Description: Bottom trawls |
| Molluscs | Quantity: number of hauls = 2 Description: Bottom trawls |
| Geology and geophysics | |
| Grab | Quantity: number of samples = 48 Description: Day Grabs |
| Multi-beam echosounding | Quantity: activity duration in days = 2 Description: Days of swathe bathymetry |
| Moorings, landers, buoys | |
| Contamination | |
| Other contaminant measurements | 61° 22' 0" N 1° 31' 59" E — Lost 1 rig with mussel cages |
| Other contaminant measurements | 61° 22' 0" N 1° 34' 59" E — Recovered 3 rigs with mussel cages. Lost 1 rig. |
