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RV Cirolana CIR1X/02
Cruise summary report
Cruise Info. | |
Ship name (ship code) | RV Cirolana (74CZ) |
Cruise identifier | CIR1X/02 |
Cruise period | 2002-01-16 — 2002-01-28 |
Status | Completed |
Port of departure | Lowestoft, United Kingdom |
Port of return | Lowestoft, United Kingdom |
Purpose | Research |
Objectives | Collect nutrient, salinity, suspended load, chlorophyll and oxygen data around the coast of England and Wales.
Collect samples for delta 15N analysis to determine the sources of N in nitrate in the Irish Sea. Recover and service SmartBuoys at two sites in the southern North Sea. |
Chief scientist | David Brian Sivyer (Centre for Environment, Fisheries and Aquaculture Science Lowestoft Laboratory) |
Project | AE004 |
Coordinating body | CEFAS |
Ocean/sea areas | |
General | English Channel North Sea Irish Sea and St. George's Channel |
Measurements | |
Physical oceanography | |
Surface measurements underway (T,S) | Quantity: number of stations = 40 Description: Surface and bottom samples for total N and particulate N and nitrate for delta 15N |
Surface measurements underway (T,S) | Quantity: track kilometres = 4630 Description: Chelsea CT flow through with Aquatraka II |
Surface measurements underway (T,S) | Quantity: number of stations = 140 Description: Calibration, nutrient and suspended load samples from continuous flow underway system - inlet at about 4 m |
CTD stations | Quantity: number of stations = 40 Description: Surface and bottom samples for total N and particulate N and nitrate for delta 15N |
CTD stations | Quantity: number of profiles = 30 Description: FS1 CTD plus Seapoint fluorometer and optical back scatter, Licor PAR - data collected on downcast. Calibration samples and nutrients and oxygen collected on up-cast |
Chemical oceanography | |
Oxygen | Quantity: number of profiles = 30 Description: FS1 CTD plus Seapoint fluorometer and optical back scatter, Licor PAR - data collected on downcast. Calibration samples and nutrients and oxygen collected on up-cast |
Phosphate | Quantity: number of profiles = 30 Description: FS1 CTD plus Seapoint fluorometer and optical back scatter, Licor PAR - data collected on downcast. Calibration samples and nutrients and oxygen collected on up-cast |
Phosphate | Quantity: number of stations = 140 Description: Calibration, nutrient and suspended load samples from continuous flow underway system - inlet at about 4 m |
Nitrate | Quantity: number of stations = 140 Description: Calibration, nutrient and suspended load samples from continuous flow underway system - inlet at about 4 m |
Nitrate | Quantity: number of profiles = 30 Description: FS1 CTD plus Seapoint fluorometer and optical back scatter, Licor PAR - data collected on downcast. Calibration samples and nutrients and oxygen collected on up-cast |
Nitrate | Quantity: number of stations = 40 Description: Surface and bottom samples for total N and particulate N and nitrate for delta 15N |
Nitrite | Quantity: number of profiles = 30 Description: FS1 CTD plus Seapoint fluorometer and optical back scatter, Licor PAR - data collected on downcast. Calibration samples and nutrients and oxygen collected on up-cast |
Ammonia | Quantity: number of profiles = 30 Description: FS1 CTD plus Seapoint fluorometer and optical back scatter, Licor PAR - data collected on downcast. Calibration samples and nutrients and oxygen collected on up-cast |
Ammonia | Quantity: number of stations = 140 Description: Calibration, nutrient and suspended load samples from continuous flow underway system - inlet at about 4 m |
Silicate | Quantity: number of stations = 140 Description: Calibration, nutrient and suspended load samples from continuous flow underway system - inlet at about 4 m |
Silicate | Quantity: number of profiles = 30 Description: FS1 CTD plus Seapoint fluorometer and optical back scatter, Licor PAR - data collected on downcast. Calibration samples and nutrients and oxygen collected on up-cast |
Isotopes | Quantity: number of stations = 40 Description: Surface and bottom samples for total N and particulate N and nitrate for delta 15N |
Contamination | |
Suspended matter | Quantity: number of stations = 140 Description: Calibration, nutrient and suspended load samples from continuous flow underway system - inlet at about 4 m |
Suspended matter | Quantity: number of profiles = 30 Description: FS1 CTD plus Seapoint fluorometer and optical back scatter, Licor PAR - data collected on downcast. Calibration samples and nutrients and oxygen collected on up-cast |
Biology and fisheries | |
Phytoplankton pigs (eg chlorophyll, fluorescence) | Quantity: number of profiles = 30 Description: FS1 CTD plus Seapoint fluorometer and optical back scatter, Licor PAR - data collected on downcast. Calibration samples and nutrients and oxygen collected on up-cast |
Phytoplankton pigs (eg chlorophyll, fluorescence) | Quantity: track kilometres = 4630 Description: Chelsea CT flow through with Aquatraka II |
Particulate organic matter (inc POC, PON) | Quantity: number of stations = 40 Description: Surface and bottom samples for total N and particulate N and nitrate for delta 15N |
Moorings, landers, buoys | |
Physical oceanography | |
Other physical oceanographic measurements | 52° 0' 0" N 2° 19' 59" E — Moored SmartBuoy - instuments = fluorometer, CTD, optical back scatter nitrate analyser, whole water sampler. Oxygen electrode deployed 49 days until 16/1/02 - re-deployed until March 28th |
Other physical oceanographic measurements | 51° 30' 59" N 1° 18' 59" E — Bottom mounted fluorometer, CTD, optical back scatter, ADCP |
Other physical oceanographic measurements | 51° 30' 59" N 1° 18' 59" E — as previous but with two fluorometers and no oxygen sensor re-deployed with met sensors Both SmartBuoys have now been in the water since November 2000 |