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FRV Clupea 0897C
Cruise summary report
Cruise Info. | |
Ship name (ship code) | FRV Clupea (74CU) |
Cruise identifier | 0897C |
Cruise period | 1997-05-12 — 1997-05-28 |
Status | Completed |
Port of departure | Ardrossan, United Kingdom |
Port of return | Ardrossan, United Kingdom |
Purpose | Research |
Objectives | 1. To undertake a grab survey to collect seabed sediment samples from the Garroch Head sewage sludge disposal site, the former Garroch Head sewage sludge disposal site and adjacent control areas, for microbiological analysis on FRV Clupea, and physical and chemical analyses in the Marine Laboratory, Aberdeen.
2. To undertake corer and grab surveys to collect seabed sediment samples from the areas outlined in Objective 1, for additional physical, chemical and biological analyses on FRV Clupea and in the Marine Laboratory, Aberdeen. 3. To undertake an Agassiz trawl survey to collect benthic epifauna samples from the areas outlined in Objective 1, for biological analysis on FRV Clupea and possible chemical analysis in the Marine Laboratory, Aberdeen. 4. To undertake an underwater television survey to investigate the benthic epifauna in the areas outlined in Objective 1, for identification and enumeration of the predominant species in the Marine Laboratory, Aberdeen. 5. To undertake a grab survey to collect seabed sediment samples from the Birch Point, Cloch Point, Rosneath and Rothesay dredged material disposal sites, for physical and chemical analysis in the Marine Laboratory, Aberdeen. 6. To undertake an underwater television survey to investigate the levels of seabed debris at the Cloch Point and Rosneath dredged material disposal sites. 7. To undertake a grab survey to collect seabed sediment samples from the Holy Loch, for physical and chemical analyses on FRV Clupea and in the Marine Laboratory, Aberdeen. 8. To undertake an underwater television survey to investigate the levels of seabed debris in the Holy Loch. |
Chief scientist | Derek Saward (Fisheries Research Services Aberdeen Marine Laboratory) |
Cruise report | (0.36 MB) |
Ocean/sea areas | |
General | Inner Seas off the West Coast of Scotland |
Specific | Garroch Head, Cloch Point, Firth of Clyde, Holy Loch |
Measurements | |
Physical oceanography | |
Surface measurements underway (T,S) | Description: Throughout whole cruise |
Chemical oceanography | |
Oxygen | Description: Samples taken |
Contamination | |
Trace metals | Quantity: number of samples = 143 |
Other dissolved substances | Quantity: number of samples = 55 |
Bottom deposits | Quantity: number of samples = 55 |
Contaminants in organisms | Quantity: number of samples = 55 |
Biology and fisheries | |
Demersal fish | Quantity: number of hauls = 1 Description: Agassiz Trawl |
Geology and geophysics | |
Grab | Quantity: number of samples = 245 Description: Day Grabs |
Core - soft bottom | Quantity: number of cores = 72 Description: Cores |
Bottom photography | Quantity: activity duration in hours = 26 Description: underwater TV |