RV Cirolana CIR9/81
Cruise summary report
| Cruise Info. | |||||||||||||||||||||||||||||||||||||
| Ship name (ship code) | RV Cirolana (74CZ) | ||||||||||||||||||||||||||||||||||||
| Cruise identifier | CIR9/81 | ||||||||||||||||||||||||||||||||||||
| Cruise period | 1981-10-08 — 1981-11-11 | ||||||||||||||||||||||||||||||||||||
| Status | Completed | ||||||||||||||||||||||||||||||||||||
| Port of departure | Grimsby, United Kingdom | ||||||||||||||||||||||||||||||||||||
| Port of return | Grimsby, United Kingdom | ||||||||||||||||||||||||||||||||||||
| Objectives | The objectives of this cruise were as follows:
(1) To deploy two upper-bottom moorings at the offshore end of a line along 52.5N down the continental slope west of Ireland. Accomplished. (2) To recover NEADS 5. (3) To recover and re-lay four upper-bottom moorings deployed by CIR06/81 east of the mid-Atlantic Ridge. Accomplished. (4) To lay six moorings across the Madeira Abyssal Plain at 30 N. Accomplshed. (5) Deploy abyssal fish traps. Accomplished. Catch included Coryphanoides and amphipods. (6) Recover moorings deployed by CIR9/80 in the King's Trough area. Three of four moorings recovered. (7) Collect large-volume water samples for radiochemical analysis. Accomplished. (8) CTD profiling and nutrient sampling. Accomplished. (9) Regular deployment of XBTs across appropriate parts of the cruise track. Accomplished. (10) Investigate CTD lowering rate on conductivity measurements in near-surface water. Accomplished. (11) Take box, boomerang and gravity cores accompanied by near-bed water samples. Accomplished. (12) Collect surface water samples for neodymium analysis. Accomplished. (13) Run an on-line HIAC particle sampler section across the continental slope. Accomplished. | ||||||||||||||||||||||||||||||||||||
| Chief scientist | Paul A Gurbutt (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory) | ||||||||||||||||||||||||||||||||||||
| Cruise report |  (0.16 MB) | ||||||||||||||||||||||||||||||||||||
| Ocean/sea areas | |||||||||||||||||||||||||||||||||||||
| General | North East Atlantic Ocean (limit 40W) | ||||||||||||||||||||||||||||||||||||
| Specific | N.E. Atlantic | ||||||||||||||||||||||||||||||||||||
| Track charts |  | ||||||||||||||||||||||||||||||||||||
| Measurements | |||||||||||||||||||||||||||||||||||||
| Physical oceanography | |||||||||||||||||||||||||||||||||||||
| Surface measurements underway (T,S) | Description: T only | ||||||||||||||||||||||||||||||||||||
| Bathythermograph | Quantity: number of profiles = 96 | ||||||||||||||||||||||||||||||||||||
| Water bottle stations | Quantity: number of stations = 5 | ||||||||||||||||||||||||||||||||||||
| CTD stations | Quantity: number of stations = 11 | ||||||||||||||||||||||||||||||||||||
| Current meters | Quantity: number of deployments = 19 Description: 170 days | ||||||||||||||||||||||||||||||||||||
| Chemical oceanography | |||||||||||||||||||||||||||||||||||||
| Radioactivity | Quantity: number of samples = 8 | ||||||||||||||||||||||||||||||||||||
| Other chemical oceanographic measurements | Quantity: number of samples = 12 Description: neodymium analysis(surface water) | ||||||||||||||||||||||||||||||||||||
| Biology and fisheries | |||||||||||||||||||||||||||||||||||||
| Other biological/fisheries measurement | Quantity: number of samples = 3 | ||||||||||||||||||||||||||||||||||||
| Geology and geophysics | |||||||||||||||||||||||||||||||||||||
| Core - soft bottom | Quantity: number of cores = 10 | ||||||||||||||||||||||||||||||||||||
| Data held at BODC | Get data | ||||||||||||||||||||||||||||||||||||
| Series/Profiles | |||||||||||||||||||||||||||||||||||||
| 8 CTD/STD cast | Salinity of the water column Temperature of the water column Vertical spatial coordinates Salinity of the water column Temperature of the water column Vertical spatial coordinates
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