Planned maintenance — 18th January 2018 12:00 to 22nd January 2018 09:00 [more]

Cruise inventory

RV Cirolana CIR10/77

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Cirolana (74CZ)
Cruise identifierCIR10/77
Cruise period1977-09-20 — 1977-10-04
Port of departureGrimsby, United Kingdom
Port of returnGrimsby, United Kingdom
Objectives1. To continue the examination of the distribution of Caesium-134, Caesium-137, Plutonium-238, Plutonium-239/240 and Americium-241 in seawater of the Irish Sea and its approaches.
2. To collect and weigh the total suspended load in seawater at selected stations.
3. To collect grab and/or core samples of the seabed in the Irish Sea and
off the west and north coast of Scotland.
4. To record the gamma count rate, in a selected energy range, from surface seawater of the Irish Sea and at depth in the vicinity of B.N.F.L. Windscale
Chief scientistDouglas F Jefferies (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Cirolana CIR10/77 cruise report ci10_77.pdf — access key 'C' (0.32 MB) 
Ocean/sea areas 
GeneralNorth Sea
Norwegian Sea
Irish Sea and St. George's Channel
North East Atlantic Ocean (limit 40W)
Track chartsRV Cirolana CIR10/77 cruise track — trk1904a.html RV Cirolana CIR10/77 cruise track — trk1904b.html
Physical oceanography 
Surface measurements underway (T,S)Description: T only
Water bottle stationsQuantity: number of stations = 134
Description: S surface 49 S bottom
Chemical oceanography 
RadioactivityDescription: cont.radioactivity msmnts.
Other contaminant measurementsQuantity: number of samples = 134
Description: 134Cs & 137Cs Msmnts of transuranic elements in sea water,suspended load and sediment at selected sts
Biology and fisheries 
Other biological/fisheries measurementQuantity: number of samples = 139
Description: monitoring & surveillance
Geology and geophysics 
GrabQuantity: number of samples = 57
Description: physical analysis of sediments
Core - soft bottomQuantity: number of cores = 7
Other geological/geophysical measurementsQuantity: number of samples = 57
Description: radiochemical analysis of sediments