Cruise inventory

FRV Explorer 6/71

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Explorer (74EX)
Cruise identifier6/71
Cruise period1971-09-15 — 1971-10-07
StatusCompleted
Port of departureAberdeen, United Kingdom
Port of returnAberdeen, United Kingdom
PurposeResearch
ObjectivesHerring larval survey in the north-western North Sea

Stormy weather hindered work between the 23/09/1971 and the 24/09/1971. ''Explorer'' put into Aberdeen on the 27/09/1971 till the 30/09/1971 to replenish water supplies and make repairs.
Chief scientistIan G Baxter (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
Cruise reportFRV Explorer 6/71 cruise report explorer6_71.pdf — access key 'C' (0.09 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificDnunnet Head, Fair Isle, Moray Firth, Whiten Head area, W of Orkney
Measurements 
Physical oceanography 
Water bottle stationsQuantity: number of stations = 55
Description: top & bottom. Pump samples were taken for salinity analysis at all stations, continuous sub-surface temperature records were obtained with a thermograph
Subsurface temperature and salinity measurementsQuantity: number of stations = 55
Description: top & bottom. Pump samples were taken for salinity analysis at all stations, continuous sub-surface temperature records were obtained with a thermograph
Biology and fisheries 
PhytoplanktonQuantity: number of hauls = 9
Description: 150 Plankton Indicator hauls made for the IMER Laboratory
Eggs and larvaeQuantity: number of stations = 308
Other biological/fisheries measurementQuantity: 21
Description: chemical analysis of biological material for heavy metals and pesticides