Cruise inventory

RRS John Murray JM9/68

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS John Murray (74MJ)
Cruise identifierJM9/68
Cruise period1968-08-20 — 1968-09-06
StatusCompleted
Port of departurePlymouth, United Kingdom
Port of returnOban, United Kingdom
PurposeResearch
ObjectivesSeries of bottom stations to sample benthos. Conduct mid-water fishing trawls. Plankton sampling.
Chief scientistJohn H S Blaxter (University of Aberdeen, School of Biological Sciences)
Cruise reportRRS John Murray JM9/68 cruise report john_murray9_68.pdf — access key 'C' (0.08 MB)  RRS John Murray JM9/68 cruise report john_murray9a_68.pdf (0.20 MB) 
Ocean/sea areas 
GeneralInner Seas off the West Coast of Scotland
North East Atlantic Ocean (limit 40W)
SpecificNorth West coast of Scotland
Measurements 
Physical oceanography 
BathythermographQuantity: number of observations = 2
Biology and fisheries 
PhytoplanktonQuantity: number of hauls = 12
Description: Neuston net
ZooplanktonQuantity: number of hauls = 12
Description: Neuston net
Pelagic fishQuantity: number of hauls = 11
Description: Isaacs-Kidd mid-water trawl
Demersal fishQuantity: number of hauls = 11
Description: Isaacs-Kidd mid-water trawl
Other biological/fisheries measurementQuantity: number of stations = 61
Description: series of bottom stations on continental shelf and inshore
Geology and geophysics 
DredgeQuantity: number of hauls = 28
Description: sample benthos, 6 Sanders dredge, 22 Rock dredge
GrabQuantity: number of hauls = 85
Description: sample benthos, Smith-McIntyre grab
Bottom photographyQuantity: number of hauls = 2
Description: Shipek camera