Resources

RV Prince Madog PD30/05

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Prince Madog (74P2)
Cruise identifierPD30/05
Cruise period2005-08-17 — 2005-08-18
StatusCompleted
Port of departureMenai Bridge, United Kingdom
Port of returnMenai Bridge, United Kingdom
PurposeResearch
ObjectivesA) To service an ADCP mooring and a Smartbuoy at 53 32N 3 22W.
B) To service an ADCP mooring and a Smartbuoy at 53 27N 3 39W.
C) To obtain CTD profiles and water samples at the Coastal Observatory sites.
D) To recover a current profiler at 53 32N 3 22W.

The cruise is the 29th in a series starting in August 2002 to maintain the moorings in objective (A+B+D) and to steam round a CTD grid in Liverpool Bay / the eastern Irish Sea, objective (C).
Chief scientistM John Howarth (Proudman Oceanographic Laboratory)
ProjectCoastal Observatory cruises
Coordinating bodyCEFAS
Cruise reportRV Prince Madog PD30/05 cruise report pd30_05.pdf (0.25 MB) 
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
SpecificIrish Sea
Measurements 
Physical oceanography 
Water bottle stationsQuantity: number of stations = 35
Description: Lab analysis for nitrate (H24), phosphate (H22), silicate (H26), near bed and near surface
CTD stationsQuantity: number of profiles = 35
Description: SeaBird CTD
Transparency (eg transmissometer)Quantity: number of profiles = 35
Description: Transmissometer and LISST on CTD
Optics (eg underwater light levels)Quantity: number of profiles = 35
Description: Irradiance sensors on CTD
Contamination 
Suspended matterQuantity: number of stations = 35
Description: Filtration of near surface and near bed water samples
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of profiles = 35
Description: Fluorometer on CTD
PhytoplanktonQuantity: number of stations = 7
Description: Lab analysis for phytoplankton from water bottle samples
PhytoplanktonQuantity: number of stations = 10
Description: Net hauls at 53 32N 3 22W
ZooplanktonQuantity: number of stations = 10
Description: Net hauls at 53 32N 3 22W
Moorings, landers, buoys 
Physical oceanography 
Transparency (eg transmissometer)53° 27' 0" N  3° 38' 59" W — Sea-Bird SBE 16Plus with turbidity, temperature, conductivity & pressure sensor. Recovery and deployment.
Transparency (eg transmissometer)53° 31' 59" N  3° 22' 0" W — Sea-Bird SBE 16Plus with turbidity, temperature, conductivity & pressure sensor. Recovery and deployment.
Current profiler (eg ADCP)53° 27' 0" N  3° 38' 59" W — ADCP in a sea bed frame, 10 minute averages 35x1 bins from 2.65m above bed. Recovery and deployment.
Current profiler (eg ADCP)53° 31' 59" N  3° 22' 0" W — ADCP in a sea bed frame, 10 minute averages 35x1 bins from 2.65m above bed. Recovery and deployment.
Sea level (inc. bot. press., inverted echosounder)53° 31' 59" N  3° 22' 0" W — Sea-Bird SBE 16Plus with turbidity, temperature, conductivity & pressure sensor. Recovery and deployment.
Sea level (inc. bot. press., inverted echosounder)53° 27' 0" N  3° 38' 59" W — Sea-Bird SBE 16Plus with turbidity, temperature, conductivity & pressure sensor. Recovery and deployment.
Other physical oceanographic measurements53° 27' 0" N  3° 38' 59" W — Aanderaa temperature and conductivity. Recovery and deployment.
Other physical oceanographic measurements53° 31' 59" N  3° 22' 0" W — Aanderaa temperature and conductivity. Recovery and deployment.
Chemical oceanography 
Nitrate53° 31' 59" N  3° 22' 0" W — Buoy mounted nutrient analyser and water sampler. Recovery and deployment.
Nitrate53° 27' 0" N  3° 38' 59" W — Buoy mounted water sampler. Recovery and deployment.
Nitrite53° 27' 0" N  3° 38' 59" W — Buoy mounted water sampler. Recovery and deployment.
Nitrite53° 31' 59" N  3° 22' 0" W — Buoy mounted water sampler. Recovery and deployment.
Silicate53° 31' 59" N  3° 22' 0" W — Buoy mounted water sampler. Recovery and deployment.
Silicate53° 27' 0" N  3° 38' 59" W — Buoy mounted water sampler. Recovery and deployment.
Data held at BODC Get data
Series/Profiles 
2  Acoustic doppler current profiler
Date and time
Vertical spatial coordinates
Vertical velocity of the water column (currents)
Horizontal velocity of the water column (currents)
Metadata parameters
Sea level
Date and time
Vertical spatial coordinates
Vertical velocity of the water column (currents)
Horizontal velocity of the water column (currents)
Metadata parameters
Sea level

BODC idDate/TimeLocationDoc.
16228592005-08-18 11:40  — 2005-09-16 08:50 53° 27' 14" N  3° 38' 53" W  View metadata report for BODC series reference number 1622859
16228472005-08-17 12:40  — 2005-09-15 11:10 53° 32' 1" N  3° 21' 26" W  View metadata report for BODC series reference number 1622847
54  Bottle station
Reference numbers
Nitrite concentration parameters in the water column
Phosphate concentration parameters in the water column
Vertical spatial coordinates
Silicate concentration parameters in the water column
Ammonium and ammonia concentration parameters in water bodies
Nitrate concentration parameters in the water column
Phaeopigment concentrations in the water column
Quality control flags
Chlorophyll pigment concentrations in water bodies
Reference numbers
Nitrite concentration parameters in the water column
Phosphate concentration parameters in the water column
Vertical spatial coordinates
Silicate concentration parameters in the water column
Ammonium and ammonia concentration parameters in water bodies
Nitrate concentration parameters in the water column
Phaeopigment concentrations in the water column
Quality control flags
Chlorophyll pigment concentrations in water bodies

BODC idDate/TimeLocationDoc.
13563312005-08-17 19:53 53° 41' 57" N  3° 21' 53" W  View metadata report for BODC series reference number 1356331
13563792005-08-17 22:34 53° 46' 57" N  3° 30' 14" W  View metadata report for BODC series reference number 1356379
13564232005-08-18 01:10 53° 42' 24" N  3° 55' 33" W  View metadata report for BODC series reference number 1356423
13562992005-08-17 17:36 53° 46' 59" N  3° 13' 27" W  View metadata report for BODC series reference number 1356299
13565762005-08-18 13:44 53° 23' 14" N  3° 47' 54" W  View metadata report for BODC series reference number 1356576
13565882005-08-18 14:14 53° 26' 49" N  3° 47' 32" W  View metadata report for BODC series reference number 1356588
13566202005-08-18 16:06 53° 27' 5" N  3° 55' 18" W  View metadata report for BODC series reference number 1356620
16689132005-08-17 15:07 53° 32' 11" N  3° 21' 18" W  View metadata report for BODC series reference number 1668913
16689742005-08-18 09:04 53° 26' 56" N  3° 22' 35" W  View metadata report for BODC series reference number 1668974
16689982005-08-18 12:30 53° 27' 10" N  3° 39' 7" W  View metadata report for BODC series reference number 1668998
16689252005-08-17 18:30 53° 51' 55" N  3° 21' 44" W  View metadata report for BODC series reference number 1668925
16689372005-08-17 19:09 53° 47' 7" N  3° 21' 48" W  View metadata report for BODC series reference number 1668937
16689862005-08-18 10:19 53° 27' 18" N  3° 38' 26" W  View metadata report for BODC series reference number 1668986
13562872005-08-17 17:00 53° 41' 57" N  3° 13' 20" W  View metadata report for BODC series reference number 1356287
13565522005-08-18 12:30 53° 27' 10" N  3° 39' 7" W  View metadata report for BODC series reference number 1356552
13563432005-08-17 20:32 53° 37' 8" N  3° 21' 58" W  View metadata report for BODC series reference number 1356343
16689622005-08-18 06:35 53° 31' 53" N  3° 21' 4" W  View metadata report for BODC series reference number 1668962
13562022005-08-18 06:35 53° 31' 53" N  3° 21' 4" W  View metadata report for BODC series reference number 1356202
13562632005-08-17 15:41 53° 31' 55" N  3° 15' 52" W  View metadata report for BODC series reference number 1356263
13563062005-08-17 18:30 53° 51' 55" N  3° 21' 44" W  View metadata report for BODC series reference number 1356306
13563802005-08-17 23:14 53° 46' 56" N  3° 38' 46" W  View metadata report for BODC series reference number 1356380
13564472005-08-18 02:36 53° 37' 18" N  3° 47' 52" W  View metadata report for BODC series reference number 1356447
13564842005-08-18 05:20 53° 31' 56" N  3° 38' 18" W  View metadata report for BODC series reference number 1356484
13566072005-08-18 14:52 53° 31' 50" N  3° 47' 45" W  View metadata report for BODC series reference number 1356607
13566192005-08-18 15:25 53° 31' 59" N  3° 55' 20" W  View metadata report for BODC series reference number 1356619
13562752005-08-17 16:21 53° 36' 59" N  3° 13' 24" W  View metadata report for BODC series reference number 1356275
13564352005-08-18 01:53 53° 37' 32" N  3° 55' 19" W  View metadata report for BODC series reference number 1356435
13564592005-08-18 03:17 53° 42' 9" N  3° 47' 32" W  View metadata report for BODC series reference number 1356459
13564602005-08-18 04:02 53° 41' 58" N  3° 38' 31" W  View metadata report for BODC series reference number 1356460
13565032005-08-18 06:35 53° 31' 53" N  3° 21' 4" W  View metadata report for BODC series reference number 1356503
13565152005-08-18 07:19 53° 26' 48" N  3° 13' 5" W  View metadata report for BODC series reference number 1356515
13565392005-08-18 09:41 53° 27' 3" N  3° 30' 11" W  View metadata report for BODC series reference number 1356539
13565402005-08-18 10:19 53° 27' 18" N  3° 38' 26" W  View metadata report for BODC series reference number 1356540
13566322005-08-18 16:58 53° 22' 10" N  3° 55' 14" W  View metadata report for BODC series reference number 1356632
16689502005-08-17 20:32 53° 37' 8" N  3° 21' 58" W  View metadata report for BODC series reference number 1668950
13561462005-08-17 15:07 53° 32' 11" N  3° 21' 18" W  View metadata report for BODC series reference number 1356146
13561712005-08-17 19:09 53° 47' 7" N  3° 21' 48" W  View metadata report for BODC series reference number 1356171
13562512005-08-17 15:07 53° 32' 11" N  3° 21' 18" W  View metadata report for BODC series reference number 1356251
13564112005-08-18 00:29 53° 47' 3" N  3° 55' 44" W  View metadata report for BODC series reference number 1356411
13565272005-08-18 09:04 53° 26' 56" N  3° 22' 35" W  View metadata report for BODC series reference number 1356527
13565642005-08-18 13:07 53° 22' 39" N  3° 38' 50" W  View metadata report for BODC series reference number 1356564
16689492005-08-17 19:53 53° 41' 57" N  3° 21' 53" W  View metadata report for BODC series reference number 1668949
13563922005-08-17 23:53 53° 47' 0" N  3° 47' 41" W  View metadata report for BODC series reference number 1356392
13561582005-08-17 18:30 53° 51' 55" N  3° 21' 44" W  View metadata report for BODC series reference number 1356158
13561952005-08-17 20:32 53° 37' 8" N  3° 21' 58" W  View metadata report for BODC series reference number 1356195
13562382005-08-18 12:30 53° 27' 10" N  3° 39' 7" W  View metadata report for BODC series reference number 1356238
13563552005-08-17 21:16 53° 37' 2" N  3° 29' 47" W  View metadata report for BODC series reference number 1356355
13563672005-08-17 21:56 53° 42' 8" N  3° 30' 7" W  View metadata report for BODC series reference number 1356367
13561832005-08-17 19:53 53° 41' 57" N  3° 21' 53" W  View metadata report for BODC series reference number 1356183
13562142005-08-18 09:04 53° 26' 56" N  3° 22' 35" W  View metadata report for BODC series reference number 1356214
13562262005-08-18 10:19 53° 27' 18" N  3° 38' 26" W  View metadata report for BODC series reference number 1356226
13563182005-08-17 19:09 53° 47' 7" N  3° 21' 48" W  View metadata report for BODC series reference number 1356318
13564722005-08-18 04:39 53° 37' 12" N  3° 38' 25" W  View metadata report for BODC series reference number 1356472
13564962005-08-18 05:55 53° 31' 57" N  3° 29' 56" W  View metadata report for BODC series reference number 1356496
2  Fluorometers
Reference numbers
Date and time
Raw fluorometer output
Chlorophyll pigment concentrations in water bodies
Reference numbers
Date and time
Raw fluorometer output
Chlorophyll pigment concentrations in water bodies

BODC idDate/TimeLocationDoc.
6793232005-08-18 12:00  — 2005-09-10 23:30 53° 27' 6" N  3° 38' 56" W  View metadata report for BODC series reference number 679323
11950512005-08-17 13:00  — 2005-09-15 12:30 53° 32' 1" N  3° 21' 41" W  View metadata report for BODC series reference number 1195051
2  In-situ nutrient analyser
Reference numbers
Date and time
Concentration of suspended particulate material in the water column
Silicate concentration parameters in the water column
Nitrate concentration parameters in the water column
Reference numbers
Date and time
Concentration of suspended particulate material in the water column
Silicate concentration parameters in the water column
Nitrate concentration parameters in the water column

BODC idDate/TimeLocationDoc.
11951062005-08-18 00:00  — 2005-09-15 00:00 53° 32' 1" N  3° 21' 41" W  View metadata report for BODC series reference number 1195106
11950752005-08-17 14:00  — 2005-09-15 08:00 53° 32' 1" N  3° 21' 41" W  View metadata report for BODC series reference number 1195075
6  Moored CTD
Moored instrument depth
Reference numbers
Date and time
Salinity of the water column
Temperature of the water column
Concentration of suspended particulate material in the water column
Electrical conductivity of the water column
Sea level
Moored instrument depth
Reference numbers
Date and time
Salinity of the water column
Temperature of the water column
Concentration of suspended particulate material in the water column
Electrical conductivity of the water column
Sea level

BODC idDate/TimeLocationDoc.
6988552005-08-18 12:00  — 2005-10-27 10:00:01 53° 27' 6" N  3° 38' 56" W  View metadata report for BODC series reference number 698855
6987992005-08-17 12:40:03  — 2005-09-15 11:00:03 53° 32' 1" N  3° 21' 26" W  View metadata report for BODC series reference number 698799
6793352005-08-18 12:00  — 2005-10-27 09:30 53° 27' 6" N  3° 38' 56" W  View metadata report for BODC series reference number 679335
6989722005-08-17 13:00:01  — 2005-09-15 12:40:01 53° 32' 1" N  3° 21' 41" W  View metadata report for BODC series reference number 698972
11950382005-08-17 13:00  — 2005-09-15 12:30 53° 32' 1" N  3° 21' 41" W  View metadata report for BODC series reference number 1195038
6988062005-08-18 11:40:03  — 2005-09-16 08:40:03 53° 27' 14" N  3° 38' 53" W  View metadata report for BODC series reference number 698806
2  Nephelometers and optical backscatter sensors
Reference numbers
Date and time
Concentration of suspended particulate material in the water column
Reference numbers
Date and time
Concentration of suspended particulate material in the water column

BODC idDate/TimeLocationDoc.
6793472005-08-18 12:00  — 2005-10-27 09:30 53° 27' 6" N  3° 38' 56" W  View metadata report for BODC series reference number 679347
11950632005-08-17 13:00  — 2005-09-15 12:30 53° 32' 1" N  3° 21' 41" W  View metadata report for BODC series reference number 1195063
1  Surface water sample (unspecified)
Reference numbers
Date and time
Silicate concentration parameters in the water column
Reference numbers
Date and time
Silicate concentration parameters in the water column

BODC idDate/TimeLocationDoc.
6793592005-08-20 00:00  — 2005-10-07 00:00 53° 27' 6" N  3° 38' 56" W  View metadata report for BODC series reference number 679359
2  radiometers
Reference numbers
Date and time
Visible waveband radiance and irradiance measurements in the water column
Reference numbers
Date and time
Visible waveband radiance and irradiance measurements in the water column

BODC idDate/TimeLocationDoc.
11950872005-08-17 13:00  — 2005-09-15 12:30 53° 32' 1" N  3° 21' 41" W  View metadata report for BODC series reference number 1195087
11950992005-08-17 13:00  — 2005-09-15 12:30 53° 32' 1" N  3° 21' 41" W  View metadata report for BODC series reference number 1195099
Discrete samples 
38  CTD frame plus rosette samplerTransmittance and attenuance of the water column
Nitrite concentration parameters in the water column
Salinity of the water column
Phosphate concentration parameters in the water column
Temperature of the water column
Dissolved oxygen parameters in the water column
Concentration of suspended particulate material in the water column
Visible waveband radiance and irradiance measurements in the water column
Silicate concentration parameters in the water column
Density of the water column
Ammonium and ammonia concentration parameters in water bodies
Raw light meter output
Nitrate concentration parameters in the water column
Phaeopigment concentrations in the water column
Raw suspended particulate material concentration sensor output
Raw fluorometer output
Chlorophyll pigment concentrations in water bodies
4  Instrument mooring