Planned maintenance — 18th January 2018 12:00 to 22nd January 2018 09:00 [more]

Cruise inventory

RV Ernest Holt 6/69

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Ernest Holt (74EH)
Cruise identifier6/69
Cruise period1969-05-28 — 1969-06-19
Port of departureGrimsby, United Kingdom
Port of returnGrimsby, United Kingdom
Objectives1. To count phytoflagellates in the Barents Sea, set up cultures and make direct preparations for electron microscopy.
2. To trawl for a wide variety of species of fish for pineal gland studies.
3. To collect plankton samples, and core samples, for Foraminifera for Dr Wiseman, British Museum.
4. To collect ray parasites for Dr Kearn, University of East Anglia.
5. To collect krill for deep freezing for fish food.
6. To sample for dinoflagellates along the north east coast of England.
7. To measure cod in the Hjelmsoy Bank area.
Chief scientistN Reynolds (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Ernest Holt 6/69 cruise report ernest_holt06_69.pdf — access key 'C' (0.22 MB) 
Ocean/sea areas 
GeneralBarents Sea
North Sea
Norwegian Sea
North East Atlantic Ocean (limit 40W)
Physical oceanography 
Instrumented wave measurements
Biology and fisheries 
Biochemical measurements (eg lipids, amino acids)Quantity: number of samples = 7000
Description: pineal glands from: cod, haddock and coalfish
Biochemical measurements (eg lipids, amino acids)Quantity: number of samples = 138
Description: otoliths
PhytoplanktonQuantity: number of stations = 3
Description: 24hour diurnal observations; 150 samples of phytoflagellates prepared for elcotron microscopy
ZooplanktonDescription: dinoflagellates sampled
Demersal fishQuantity: number of samples = 467
Description: cod measured
Routine standard measurementsDescription: synoptic observations
Geology and geophysics 
Core - soft bottomQuantity: number of stations = 2