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BODC Cruise Metadata Report for RRS Discovery cruise DY120

Introduction

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

Cruise Inventory Information

Long name RRS Discovery cruise DY120
Short name DY120
Objectives and Narrative This cruise is a contribution to the international Overturning in the Subpolar North Atlantic Programme (OSNAP) and NC LTSS. This cruise is for mooring recovery and re-deployment in the Iceland Basin and Rockall Trough, funded through the NC LTSS, the UK-OSNAP-Ext proposal, and a UK-OSNAP follow-on proposal. The following moorings were recovered and redeployed: Iceland Basin, 3 moorings IB3, IB4, IB5 (OSNAP), Rockall Trough, 3 moorings (RTWB1, RTWB2, RTEB1) and the deployment of an ADCP lander (RHADCP1) (The Ellett Array) and a Darwin Mounds mooring. Calibration CTDs were conducted before and after each mooring deployment. A CTD section from the IB3 position to the Scottish continental shelf was also made.

The OSNAP array deployed since July 2014 is purposefully designed to provide a continuous record of the full-water column, trans-basin fluxes of heat, mass and freshwater in the subpolar North Atlantic, on a section from Newfoundland to Greenland to Scotland.
Ship RRS Discovery
Departure Port Southampton, United Kingdom
Departure Date 2020-10-08
Arrival Port Southampton, United Kingdom
Arrival Date 2020-10-24
Principal Scientist(s) Stuart A Cunningham (Scottish Association for Marine Science)
Responsible Organisation Scottish Association for Marine Science
Associated Project(s) UK - Overturning in the Subpolar North Atlantic Programme (UK-OSNAP)
IHB Sea Areas Visited North East Atlantic Ocean (limit 40W)
Marsden Squares Visited 181/182/183/218
Work Area Description Iceland Basin; Irminger Basin
Unable to lookup cruise bounds at this time
Work Area Bounding Polygon
Southern Limit unknown
Northern Limit unknown
Western Limit unknown
Eastern Limit unknown

Cruise Inventory Datasets

Physical oceanography  
Bathythermograph Quantity: activity duration in days = 17
Description: Sea floor depth using an EA640, EM122 and EM710 echosounder  
CTD stations Quantity: number of stations = 10
Description: SeaBird 911 plus CTD.  
Current profiler (eg ADCP) Quantity: number of stations = 10
Description: Sea water velocities using a RDI WH monitor 300 kHz lowered acoustic doppler current profiler (LADCP)  
Other physical oceanographic measurements Quantity: activity duration in days = 17
Description: Underway meteorological and sea surface measurements from the SurfMet System  
Surface measurements underway (T,S) Quantity: activity duration in days = 17
Description: Continuous underway measurements of temperature, salinity and conductivity  
Chemical oceanography  
Nitrate Quantity: number of stations = 10
Description: Nutrient samples taken from CTD Niskin bottles  
Other chemical oceanographic measurements Quantity: number of stations = 10
Description: Carbon samples taken from CTD Niskin bottles  
Other chemical oceanographic measurements Quantity: number of stations = 10
Description: Salinity samples taken from CTD Niskin bottles  
Oxygen Quantity: number of stations = 10
Description: Oxygen samples taken from CTD Niskin bottles  
Phosphate Quantity: number of stations = 10
Description: Nutrient samples taken from CTD Niskin bottles  
Silicate Quantity: number of stations = 10
Description: Nutrient samples taken from CTD Niskin bottles  
Meteorology  
Routine standard measurements Quantity: activity duration in days = 17
Description: Underway meteorological and sea surface measurements from the SurfMet System  

Cruise Inventory Mooring/Buoy Operations

Latitude Longitude Data type Description
59° 51' N 6° 57' W Current meters NC LTSS Darwin Mounds Mooring 1 deployed at 10:25 on 23/10/20
59° 51' N 6° 58' W Current meters NC LTSS Darwin Mounds Mooring 1 recovered at 22:40 on 22/10/20
58° 0' N 23° 34' W Current meters NC LTSS Ellett Array mooring IB3 deployed at 12:16 on 20/10/20
57° 59' N 23° 39' W Current meters NC LTSS Ellett Array mooring IB3 recovered at 04:10 on 19/10/20
57° 59' N 20° 51' W Current meters NC LTSS Ellett Array mooring IB4 deployed at 12:43 on 18/10/20
57° 59' N 21° 9' W Current meters NC LTSS Ellett Array mooring IB4 recovered at 12:03 on 17/10/20
57° 48' N 18° 49' W Current meters NC LTSS Ellett Array mooring IB5 deployed at 17:51 on 16/10/20
57° 48' N 18° 49' W Current meters NC LTSS Ellett Array mooring IB5 recovered at 10:36 on 16/10/20
57° 6' N 8° 26' W Current meters UK OSNAP mooring EB1 deployed at 18:07 on 12/10/20
57° 6' N 8° 26' W Current meters UK OSNAP mooring EB1 recovery at on 10:25 12/10/20
57° 28' N 11° 18' W Current meters UK OSNAP mooring WB1 deployed at 16:00 on 15/10/20
57° 28' N 11° 16' W Current meters UK OSNAP mooring WB1 recovery at 07:01 on 19/10/20
57° 28' N 11° 41' W Current meters UK OSNAP mooring WB2 deployed at 16:55 on 14/10/20
57° 28' N 11° 41' W Current meters UK OSNAP mooring WB2 recovery at 10:54 on 14/10/20
59° 51' N 6° 57' W Current profiler (eg ADCP) NC LTSS Darwin Mounds Mooring 1 deployed at 10:25 on 23/10/20
59° 51' N 6° 58' W Current profiler (eg ADCP) NC LTSS Darwin Mounds Mooring 1 recovered at 22:40 on 22/10/20
58° 0' N 23° 34' W Current profiler (eg ADCP) NC LTSS Ellett Array mooring IB3 deployed at 12:16 on 20/10/20
57° 59' N 23° 39' W Current profiler (eg ADCP) NC LTSS Ellett Array mooring IB3 recovered at 04:10 on 19/10/20
57° 59' N 20° 51' W Current profiler (eg ADCP) NC LTSS Ellett Array mooring IB4 deployed at 12:43 on 18/10/20
57° 59' N 21° 9' W Current profiler (eg ADCP) NC LTSS Ellett Array mooring IB4 recovered at 12:03 on 17/10/20
57° 48' N 18° 49' W Current profiler (eg ADCP) NC LTSS Ellett Array mooring IB5 deployed at 17:51 on 16/10/20
57° 48' N 18° 49' W Current profiler (eg ADCP) NC LTSS Ellett Array mooring IB5 recovered at 10:36 on 16/10/20
57° 36' N 14° 35' W Current profiler (eg ADCP) UK OSNAP mooring RHADCP1 deployed at 19:21 on 15/10/20
59° 51' N 6° 57' W Other physical oceanographic measurements NC LTSS Darwin Mounds Mooring 1 deployed at 10:25 on 23/10/20
59° 51' N 6° 58' W Other physical oceanographic measurements NC LTSS Darwin Mounds Mooring 1 recovered at 22:40 on 22/10/20
58° 0' N 23° 34' W Other physical oceanographic measurements NC LTSS Ellett Array mooring IB3 deployed at 12:16 on 20/10/20
57° 59' N 23° 39' W Other physical oceanographic measurements NC LTSS Ellett Array mooring IB3 recovered at 04:10 on 19/10/20
57° 59' N 20° 51' W Other physical oceanographic measurements NC LTSS Ellett Array mooring IB4 deployed at 12:43 on 18/10/20
57° 59' N 21° 9' W Other physical oceanographic measurements NC LTSS Ellett Array mooring IB4 recovered at 12:03 on 17/10/20
57° 48' N 18° 49' W Other physical oceanographic measurements NC LTSS Ellett Array mooring IB5 deployed at 17:51 on 16/10/20
57° 48' N 18° 49' W Other physical oceanographic measurements NC LTSS Ellett Array mooring IB5 recovered at 10:36 on 16/10/20
57° 6' N 8° 26' W Other physical oceanographic measurements UK OSNAP mooring EB1 deployed at 18:07 on 12/10/20
57° 6' N 8° 26' W Other physical oceanographic measurements UK OSNAP mooring EB1 recovery at on 10:25 12/10/20
57° 28' N 11° 18' W Other physical oceanographic measurements UK OSNAP mooring WB1 deployed at 16:00 on 15/10/20
57° 28' N 11° 16' W Other physical oceanographic measurements UK OSNAP mooring WB1 recovery at 07:01 on 19/10/20
57° 28' N 11° 41' W Other physical oceanographic measurements UK OSNAP mooring WB2 deployed at 16:55 on 14/10/20
57° 28' N 11° 41' W Other physical oceanographic measurements UK OSNAP mooring WB2 recovery at 10:54 on 14/10/20
59° 51' N 6° 57' W Sediment traps NC LTSS Darwin Mounds Mooring 1 deployed at 10:25 on 23/10/20
59° 51' N 6° 58' W Sediment traps NC LTSS Darwin Mounds Mooring 1 recovered at 22:40 on 22/10/20

Summary of BODC Data Holdings for the Cruise

National Oceanographic Database

Summary

# Series Instrument Description Parameters
8 Acoustic current meter Date and time
Engineering parameters
Horizontal velocity of the water column (currents)
Moored instrument depth
Platform or instrument orientation
Raw current meter output parameters
Reference numbers
Temperature of the water column
Vertical velocity of the water column (currents)
16 Moored CTD Date and time
Electrical conductivity of the water column
Moored instrument depth
Reference numbers
Temperature of 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  
2206681 Moored CTD 2020-10-14 18:00Z to 2022-07-17 06:30Z 57° 28' N, 12° 18' W Click for more
2206693 Moored CTD 2020-10-14 18:00Z to 2022-07-17 06:30Z 57° 28' N, 12° 18' W Click for more
2206700 Moored CTD 2020-10-14 18:00Z to 2022-07-17 06:30Z 57° 28' N, 12° 18' W Click for more
2206748 Moored CTD 2020-10-23 11:00Z to 2022-07-27 06:30Z 59° 51' N, 7° 2' W Click for more
2207266 Acoustic current meter 2020-10-14 18:00Z to 2022-07-17 10:00Z 57° 28' N, 12° 18' W Click for more
2207278 Acoustic current meter 2020-10-14 18:00Z to 2022-07-17 10:00Z 57° 28' N, 12° 18' W Click for more
2207291 Acoustic current meter 2020-10-14 18:00Z to 2022-07-17 10:00Z 57° 28' N, 12° 18' W Click for more
2207309 Acoustic current meter 2020-10-12 20:00Z to 2022-07-15 10:00Z 57° 6' N, 9° 33' W Click for more
2207310 Acoustic current meter 2020-10-12 20:00Z to 2022-07-15 10:00Z 57° 6' N, 9° 33' W Click for more
2207322 Acoustic current meter 2020-10-12 20:00Z to 2022-07-15 10:00Z 57° 6' N, 9° 33' W Click for more
2207334 Acoustic current meter 2020-10-12 20:00Z to 2022-07-15 10:00Z 57° 6' N, 9° 33' W Click for more
2207346 Acoustic current meter 2020-10-12 20:00Z to 2022-07-15 10:00Z 57° 6' N, 9° 33' W Click for more
2211308 Moored CTD 2020-10-12 20:00Z to 2022-07-15 10:00Z 57° 6' N, 9° 33' W Click for more
2211321 Moored CTD 2020-10-12 20:00Z to 2022-07-15 10:00Z 57° 6' N, 9° 33' W Click for more
2211333 Moored CTD 2020-10-12 20:00Z to 2022-07-15 10:00Z 57° 6' N, 9° 33' W Click for more
2211345 Moored CTD 2020-10-12 20:01Z to 2022-07-15 10:01Z 57° 6' N, 9° 33' W Click for more
2211357 Moored CTD 2020-10-12 20:00Z to 2022-07-15 10:00Z 57° 6' N, 9° 33' W Click for more
2211369 Moored CTD 2020-10-12 20:01Z to 2022-07-15 10:01Z 57° 6' N, 9° 33' W Click for more
2211370 Moored CTD 2020-10-12 20:01Z to 2022-07-15 09:46Z 57° 6' N, 9° 33' W Click for more
2211382 Moored CTD 2020-10-12 20:00Z to 2022-07-15 10:00Z 57° 6' N, 9° 33' W Click for more
2211394 Moored CTD 2020-10-12 20:00Z to 2022-07-15 10:00Z 57° 6' N, 9° 33' W Click for more
2211401 Moored CTD 2020-10-12 20:00Z to 2022-07-15 10:00Z 57° 6' N, 9° 33' W Click for more
2211413 Moored CTD 2020-10-12 20:00Z to 2022-07-15 10:00Z 57° 6' N, 9° 33' W Click for more
2211425 Moored CTD 2020-10-12 20:00Z to 2022-07-15 10:00Z 57° 6' N, 9° 33' W Click for more

Project Database

No data currently held for this cruise in the BODC Project Database

References

Track Charts

No track charts currently available

Reports

Cruise Report