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BODC Cruise Metadata Report for RV Prince Madog (74P2) cruise PD29/06

Introduction

This report collates information from the BODC cruise inventory and oceanographic databases. It presents

Cruise Inventory Information

Long name RV Prince Madog (74P2) cruise PD29/06
Short name PD29/06
Objectives and Narrative Objectives
1) At 53 degrees 32 minutes N 3 degrees 21.8 minutes W, half a mile west of the Mersey Bar Light Vessel (site A)
To recover: (a) A sea bed frame for a 600 kHz ADCP (waves ADCP) to measure the mean current profile, pressures and directional waves (b) A CEFAS SmartBuoy (with cellulose rope) in a single point mooring with Sea-Bird MicroCAT temperature, conductivity loggers at 5m and 10m below the surface (c) A sea bed frame for a nutrient analyser measuring nitrate and phosphate four times a semi-diurnal tidal cycle.
To deploy: (d) A sea bed frame for a 600 kHz ADCP (waves ADCP) to measure the mean current profile, pressures and directional waves (e) A CEFAS SmartBuoy (with cellulose bags) in a single point mooring with Sea-Bird MicroCAT temperature, conductivity loggers at 5m and 10m below the surface.

2) At 53 degrees 27 minutes N 3 degrees 38.6 minutes W (site 21, second site, B)
To recover: (f) A sea bed frame for a 600 kHz ADCP (waves ADCP) to measure the mean current profile, pressures and directional waves (g) A CEFAS SmartBuoy (with cellulose rope and trace metal monitor) in a single point mooring.
To deploy: (h) A sea bed frame for a 600 kHz ADCP (waves ADCP) to measure the mean current profile, pressures and directional waves (i) A CEFAS SmartBuoy (with cellulose bags) in a single point mooring.

3. To conduct a CTD / LISST survey of 34 sites every 5 miles covering the eastern Irish Sea between the North Wales coast and Blackpool and the Lancashire coast and the Great Orme, to determine the effects of the rivers Dee, Mersey and Ribble on Liverpool Bay.
4. To obtain calibration samples for salinity, transmittance, suspended sediment and for chlorophyll at selected stations.
5. To obtain near surface and bed water samples for nutrient and suspended sediment determination.
6. To obtain trace metal water samples at sites 12, 13, 20, 21, 22, 23, 24, 25 and two sites furthest away from the coast (28, 29).
7. To collect 10 vertica
Ship RV Prince Madog
Departure Port Menai Bridge, United Kingdom
Departure Date 2006-09-21
Arrival Port Menai Bridge, United Kingdom
Arrival Date 2006-09-23
Principal Scientist(s) Phil J Knight (Proudman Oceanographic Laboratory)
Responsible Organisation University of Toyama Graduate School of Science and Engineering
Associated Project(s) POL Coastal Observatory
IHB Sea Areas Visited Irish Sea and St. George's Channel
Marsden Squares Visited 181;1
Work Area Description Liverpool Bay and eastern Irish Sea
Work Area Bounding Polygon 50N,5W; 55N,5W; 55N,0E; 50N,0E; 50N,5W
Southern Limit 50N
Northern Limit 55N
Western Limit 5W
Eastern Limit 0E

Cruise Inventory Datasets

Physical oceanography  
CTD stations Quantity: number of stations = 37
Description: Sea surface temperature, salinity and transmittance were calibrated against the CTD by BODC.  
CTD stations Quantity: number of stations = 37
Description: The Sea-Bird 911 CTD recorded downwelling temperature and conductivity 3 m above the bed.  
Optics (eg underwater light levels) Quantity: number of stations = 35
Description: The Sea-Bird 911 CTD recorded downwelling PAR light levels 3 m above the bed  
Transparency (eg transmissometer) Quantity: number of stations = 35
Description: The Sea-Bird 911 CTD recorded downwelling transmittance 3 m above the bed. Water samples were taken from the near surface and near bed bottles were filtered to determine suspended sediment load and calibrate the CTD transmissometer  
Water bottle stations Quantity: number of stations = 37
Description: Water samples were taken from a near bed bottle for calibration of the CTD salinity data.  
Chemical oceanography  
Nitrate Quantity: number of stations = 35
Description: Water samples were taken from the near surface and near bed bottles and frozen for nutrient analysis by NOC  
Oxygen Quantity: number of stations = 35
Description: The Sea-Bird 911 CTD recorded downwelling oxygen (no calibration samples) 3 m above the bed  
Phosphate Quantity: number of stations = 35
Description: Water samples were taken from the near surface and near bed bottles and frozen for nutrient analysis by NOC  
Silicate Quantity: number of stations = 35
Description: Water samples were taken from the near surface and near bed bottles and frozen for nutrient analysis by NOC  
Contamination  
Suspended matter Quantity: number of stations = 35
Description: The Sea-Bird 911 CTD recorded downwelling transmittance 3 m above the bed. Water samples were taken from the near surface and near bed bottles were filtered to determine suspended sediment load and calibrate the CTD transmissometer  
Biology and fisheries  
Phytoplankton pigs (eg chlorophyll, fluorescence) Quantity: number of stations = 35
Description: The Sea-Bird 911 CTD recorded downwelling fluorescence at 24 Hz 3 m above the bed. Water samples from the second near surface bottle from stations 1 and 21 were filtered for chlorophyll determination  
Meteorology  
Other meteorological measurements Quantity: activity duration in days = 3
Description: parameters recorded every minute by the WS Oceans surface sampling system 3 m below sea level: Date, Solar Radiation, PAR, Air Temperature, Relative Humidity, Relative Wind Speed, Relative Wind Direction (zero indicates wind on the bow), Transmissance, Hull Temperature, Barometric Pressure, Fluorescence, Turbidity, Salinity, Minimum Air Temp, Maximum Air Temp, Wind Gust, GPS Time, Latitude, Longitude, Barometric Pressure Minimum, Barometric Pressure Maximum, Conductivity sensor water temperature.  

Cruise Inventory Mooring/Buoy Operations

Latitude Longitude Data type Description
53° 31' N 3° 21' W CTD stations SmartBuoy Site A: The CEFAS SmartBuoy Mooring fitted with surface CTD. Recovery and Deployment
53° 31' N 3° 21' W Current meters Site A: SonTek ADV (Acoustic Doppler Velocimeter); ADV Logger 258 Sensor height above bed 1.305m. Sample rate 16Hz; burst interval 3600s; samples in each burst 19200; burst length 1200s. Recovery and Deployment
53° 31' N 3° 21' W Current profiler (eg ADCP) Site A: Waves ADCP 600 kHz RDI 2391. Mode 1: 100 pings every 10 minutes (velocity standard deviation 0.007 m s-1). 35 x 1 m bins (2.65-36.65 m above the bed). Fitted with a pressure sensor and 1 Gbyte PCMCIA memory; hourly wave recording enabled. Recovery and Deployment
53° 27' N 3° 38' W Current profiler (eg ADCP) Site B: Telemetry toroid ADCP 1200 kHz RDI 0572. Mode 1: 100 pings every 10 minutes (velocity standard deviation 0.003 m s-1). 30 x 1 m bins (2.15-31.15 m above the bed). LinkQuest acoustic modem set for transmission of ADCP data every hour. Recovery and Deployment
53° 27' N 3° 38' W Current profiler (eg ADCP) Site B: Waves ADCP 600 kHz RDI 3644Mode 1: 100 pings every 10 minutes (velocity standard deviation 0.007 m s-1). 35 x 1 m bins (2.65 - 36.65 m above the bed). Fitted with a pressure sensor and 1Gbyte PCMCIA memory; hourly wave recording enabled. Recovery and Deployment
53° 31' N 3° 21' W In-situ seafloor measurement/sampling SmartBuoy Site A: The CEFAS SmartBuoy Mooring is fitted with an in situ NAS2E nutrient analyzer. The frame was fitted with a rope loop for the determination of bacterial degradation. Recovery and Deployment
53° 31' N 3° 21' W Nitrate Site A: Ecolab nutrient analyser measuring nitrate and phosphate four times in a semi-diurnal tidal cycle. Nutrient frame, Recovery
53° 31' N 3° 21' W Optics (eg underwater light levels) SmartBuoy Site A: The CEFAS SmartBuoy Mooring is fitted with light sensors at 1 and 2 m below the surface. Recovery and Deployment
53° 31' N 3° 21' W Other physical oceanographic measurements SmartBuoy Site A: Sea-Bird MicroCAT temperature and conductivity recorder Serial number 2081 at 10 m below the surface. Sample interval 600s. 5521 samples. Serial number 2010 at 5 m below the surface. Sample interval 600s. 5527 samples. Recovery and Deployment
53° 31' N 3° 21' W Oxygen The CEFAS SmartBuoy Mooring is fitted with a water sampler which obtains water samples once per day for oxygen. (Aanderaa Optode). Recovery and Deployment
53° 31' N 3° 21' W Phosphate Site A: Ecolab nutrient analyser measuring nitrate and phosphate four times in a semi-diurnal tidal cycle. Nutrient frame, Recovery
53° 31' N 3° 21' W Phytoplankton pigs (eg chlorophyll, fluorescence) SmartBuoy Site A: The CEFAS SmartBuoy Mooring is fitted with a fluorometer (SeaPoint) and for chlorophyll determination. Recovery and Deployment
53° 31' N 3° 21' W Sea level (inc. bot. press., inverted echosounder) Site A: Sea-Bird 16plus S/N 4596 on base of frame with pumped conductivity sensor underneath. SeaPoint turbidity sensor S/N 10487 taped to roll bar; set up for 0 - 125 FTU range. Sample interval 600 s; digiquartz integration time 40 s, range 400; pump 0.5s, 1 s delay. Samples = 5642. Recovery and Deployment
53° 27' N 3° 38' W Sea level (inc. bot. press., inverted echosounder) Site B: Sea-Bird 16plus S/N 4736 on base of frame with pumped conductivity sensor underneath. SeaPoint turbidity sensor taped to roll bar S/N 10490; set up for 0 - 125 FTU range. Sample interval 600 s; digiquartz integration time 40s, range 400; run pump 0.5s, 1 s delay. 5638 samples. Recovery and Deployment
53° 31' N 3° 21' W Silicate SmartBuoy Site A: The CEFAS SmartBuoy Mooring is fitted with a water sampler which obtains water samples once per day for laboratory nutrient (TOXN and silicate) Recovery and Deployment
53° 27' N 3° 38' W Surface drifters/drifting buoys Site B: The CEFAS SmartBuoy Mooring is fitted with a surface CTD (including turbidity and fluorescence sensors). The frame was fitted with a rope loop for the determination of bacterial degradation and a trace metal monitor. Recovery and Deployment
53° 23' N 3° 14' W Surface drifters/drifting buoys Wave buoy (Hilbre Channel) Deployment

Summary of BODC Data Holdings for the Cruise

National Oceanographic Database

Summary

# Series Instrument Description Parameters
2 Acoustic doppler current profiler Date and time
Horizontal velocity of the water column (currents)
Metadata parameters
Sea level
Vertical spatial coordinates
Vertical velocity of the water column (currents)
9 Bottle station Ammonium and ammonia concentration parameters in water bodies
Metadata parameters
Nitrate concentration parameters in the water column
Nitrite concentration parameters in the water column
Phosphate concentration parameters in the water column
Quality control flags
Reference numbers
Silicate concentration parameters in the water column
Vertical spatial coordinates
9 Bottle station Chlorophyll pigment concentrations in water bodies
Metadata parameters
Phaeopigment concentrations in the water column
Quality control flags
Reference numbers
Vertical spatial coordinates
1 Fluorometers Chlorophyll pigment concentrations in water bodies
Date and time
Raw fluorometer output
Reference numbers
1 Fluorometers Date and time
Raw fluorometer output
Reference numbers
1 In-situ dissolved gas analyser Date and time
Dissolved oxygen parameters in the water column
Reference numbers
1 In-situ nutrient analyser Date and time
Nitrate concentration parameters in the water column
Reference numbers
2 Moored CTD Date and time
Reference numbers
Salinity of the water column
Temperature of the water column
2 Nephelometers and optical backscatter sensors Concentration of suspended particulate material in the water column
Date and time
Reference numbers
1 Surface water sample (unspecified) Date and time
Nitrate concentration parameters in the water column
Reference numbers
Silicate concentration parameters in the water column
1 radiometers Date and time
Reference numbers
Visible waveband radiance and irradiance measurements in the water column
1 radiometers Date and time
Light extinction and diffusion coefficients
Reference numbers
Visible waveband radiance and irradiance measurements in the water column

Note: Parameter terms are taken from the BODC Parameter Discovery Vocabulary XML (SKOS)

Full List

BODC Reference Instrument Description Date/Time Location  
746969 Moored CTD 2006-09-22 10:00Z to 2006-11-02 12:30Z 53° 27' N, 3° 39' W Click for more
747033 Moored CTD 2006-09-21 12:30Z to 2006-11-02 08:00Z 53° 31' N, 3° 21' W Click for more
747082 Fluorometers 2006-09-22 10:00Z to 2006-10-25 23:30Z 53° 27' N, 3° 39' W Click for more
747150 Fluorometers 2006-09-21 12:30Z to 2006-10-14 23:30Z 53° 31' N, 3° 21' W Click for more
747198 Nephelometers and optical backscatter sensors 2006-09-22 10:00Z to 2006-10-30 23:30Z 53° 27' N, 3° 39' W Click for more
747254 Nephelometers and optical backscatter sensors 2006-09-21 12:30Z to 2006-10-17 23:30Z 53° 31' N, 3° 21' W Click for more
747310 In-situ dissolved gas analyser 2006-09-21 12:30Z to 2006-11-02 08:00Z 53° 31' N, 3° 21' W Click for more
747371 radiometers 2006-09-21 12:30Z to 2006-10-12 17:30Z 53° 31' N, 3° 21' W Click for more
747426 radiometers 2006-09-21 12:30Z to 2006-10-12 17:30Z 53° 31' N, 3° 21' W Click for more
747475 In-situ nutrient analyser 2006-09-23 07:08Z to 2006-11-02 07:38Z 53° 31' N, 3° 21' W Click for more
747555 Surface water sample (unspecified) 2006-09-22 00:00Z to 2006-11-01 00:00Z 53° 31' N, 3° 21' W Click for more
1353726 Bottle station 2006-09-21 15:45Z 53° 32' N, 3° 21' W Click for more
1353738 Bottle station 2006-09-21 17:58Z 53° 27' N, 3° 22' W Click for more
1353751 Bottle station 2006-09-21 19:37Z 53° 22' N, 3° 38' W Click for more
1353763 Bottle station 2006-09-22 06:22Z 53° 27' N, 3° 38' W Click for more
1353775 Bottle station 2006-09-22 11:37Z 53° 27' N, 3° 38' W Click for more
1353787 Bottle station 2006-09-22 17:45Z 53° 51' N, 3° 22' W Click for more
1353799 Bottle station 2006-09-22 18:25Z 53° 47' N, 3° 21' W Click for more
1353806 Bottle station 2006-09-22 19:11Z 53° 42' N, 3° 21' W Click for more
1353818 Bottle station 2006-09-22 20:38Z 53° 32' N, 3° 21' W Click for more
1623365 Acoustic doppler current profiler 2006-09-21 12:00Z to 2006-11-01 13:49Z 53° 31' N, 3° 21' W Click for more
1623377 Acoustic doppler current profiler 2006-09-22 11:30Z to 2006-11-02 12:59Z 53° 27' N, 3° 38' W Click for more
1677885 Bottle station 2006-09-21 15:45Z 53° 32' N, 3° 21' W Click for more
1677897 Bottle station 2006-09-21 17:58Z 53° 27' N, 3° 22' W Click for more
1677904 Bottle station 2006-09-21 19:37Z 53° 22' N, 3° 38' W Click for more
1677916 Bottle station 2006-09-22 06:22Z 53° 27' N, 3° 38' W Click for more
1677928 Bottle station 2006-09-22 11:37Z 53° 27' N, 3° 38' W Click for more
1677941 Bottle station 2006-09-22 17:45Z 53° 51' N, 3° 22' W Click for more
1677953 Bottle station 2006-09-22 18:25Z 53° 47' N, 3° 21' W Click for more
1677965 Bottle station 2006-09-22 19:11Z 53° 42' N, 3° 21' W Click for more
1677977 Bottle station 2006-09-22 20:38Z 53° 32' N, 3° 21' W Click for more

Project Database

# Events Gear Type Parameters Held
38 CTD frame plus rosette sampler Ammonium and ammonia concentration parameters in water bodies
Raw suspended particulate material concentration sensor output
Transmittance and attenuance of the water column
Visible waveband radiance and irradiance measurements in the water column
Density of the water column
Chlorophyll pigment concentrations in water bodies
Raw fluorometer output
Silicate concentration parameters in the water column
Salinity of the water column
Concentration of suspended particulate material in the water column
Temperature of the water column
Raw light meter output
Nitrate concentration parameters in the water column
Phaeopigment concentrations in the water column
Nitrite concentration parameters in the water column
Phosphate concentration parameters in the water column
Dissolved oxygen parameters in the water column
4 Instrument mooring

Note: Parameter terms are taken from the BODC Parameter Discovery Vocabulary XML (SKOS)

References

Track Charts

Track Chart

Reports

Cruise Report