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BODC Cruise Metadata Report for RRS Challenger (74CH) cruise CH12A/75

Introduction

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

Cruise Inventory Information

Long name RRS Challenger (74CH) cruise CH12A/75
Short name CH12A/75
Objectives and Narrative The cruise had 6 objectives.
1. Recovery and relaying of a current meter mooring at 57N 9W.
2. Working the hydrographic sections to Anton Dohrn Seamount (Ellett Line) and Rockall and Rockall-Malin Head (Rosemary Bank to St Kilda also worked due to favourable conditions).
3. Using a submersible pump and autoanalyser for nutrient determinations along these sections.
4. Collecting Shipek grab samples of shelf sediments for Aberystwyth University.
5. Collecting large volume water samples for radio-caesium analysis by the Fisheries Radiobiological Laboratory.
6. Transmitting temperature profiles to the Met Office at Bracknell based on STD traces.
All objectives were successfully achieved.
Ship RRS Challenger
Departure Port Dunstaffnage, United Kingdom
Departure Date 1975-08-26
Arrival Port Dunstaffnage, United Kingdom
Arrival Date 1975-09-02
Principal Scientist(s) David J Ellett (Scottish Marine Biological Association)
Responsible Organisation Federal Institute for Geosciences and Natural Resources
Associated Project(s)
IHB Sea Areas Visited Inner Seas off the West Coast of Scotland, North East Atlantic Ocean (limit 40W)
Marsden Squares Visited 181;4/182;3
Work Area Description Malin Shelf, Rockall, Anton Dohrn Seamount
Work Area Bounding Polygon 55N,15W; 60N,15W; 60N,5W; 55N,5W; 55N,15W
Southern Limit 55N
Northern Limit 60N
Western Limit 15W
Eastern Limit 5W

Cruise Inventory Datasets

Physical oceanography  
CTD stations Quantity: number of stations = 21
Description:  
Chemical oceanography  
Radioactivity Quantity: number of samples = 10
Description: surface water samples for radio-caesium analysis.  
Geology and geophysics  
Grab Quantity: number of samples = 30
Description: obtained using Shipek grab.  

Cruise Inventory Mooring/Buoy Operations

No information on datasets is currently available

Summary of BODC Data Holdings for the Cruise

National Oceanographic Database

Summary

# Series Instrument Description Parameters
21 CTD/STD cast Salinity of the water column
Temperature of the water column
Vertical spatial coordinates

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

Full List

BODC Reference Instrument Description Date/Time Location  
89520 CTD/STD cast 1975-08-29 19:35Z 56° 37' N, 11° 33' W Click for more
89532 CTD/STD cast 1975-08-29 23:05Z 56° 25' N, 11° 3' W Click for more
89544 CTD/STD cast 1975-08-30 04:05Z 56° 14' N, 10° 34' W Click for more
89556 CTD/STD cast 1975-08-30 07:11Z 56° 7' N, 10° 12' W Click for more
89568 CTD/STD cast 1975-08-30 10:03Z 56° 0' N, 9° 49' W Click for more
89581 CTD/STD cast 1975-08-30 12:06Z 55° 56' N, 9° 37' W Click for more
89593 CTD/STD cast 1975-08-30 16:35Z 55° 46' N, 9° 16' W Click for more
89600 CTD/STD cast 1975-08-30 19:10Z 55° 42' N, 9° 0' W Click for more
89612 CTD/STD cast 1975-08-30 22:03Z 55° 34' N, 8° 37' W Click for more
89624 CTD/STD cast 1975-08-31 00:40Z 55° 43' N, 8° 37' W Click for more
89636 CTD/STD cast 1975-08-31 02:40Z 55° 54' N, 8° 40' W Click for more
89648 CTD/STD cast 1975-08-31 04:10Z 56° 4' N, 8° 40' W Click for more
89661 CTD/STD cast 1975-08-31 08:53Z 56° 34' N, 8° 43' W Click for more
89673 CTD/STD cast 1975-08-31 12:10Z 56° 57' N, 8° 46' W Click for more
89685 CTD/STD cast 1975-08-31 13:40Z 57° 0' N, 9° 0' W Click for more
89697 CTD/STD cast 1975-08-31 17:00Z 57° 6' N, 9° 25' W Click for more
89704 CTD/STD cast 1975-09-01 01:12Z 58° 1' N, 10° 22' W Click for more
89716 CTD/STD cast 1975-09-01 06:41Z 57° 52' N, 9° 34' W Click for more
89728 CTD/STD cast 1975-09-01 07:49Z 57° 49' N, 9° 21' W Click for more
89741 CTD/STD cast 1975-09-01 09:00Z 57° 46' N, 9° 7' W Click for more
89753 CTD/STD cast 1975-09-01 10:38Z 57° 41' N, 8° 46' W Click for more

Project Database

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

References

Track Charts

Track Chart

Reports

Cruise Report