Cruise inventory

RV Corella 8/78

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Corella (74CX)
Cruise identifier8/78
Cruise period1978-05-23 — 1978-06-04
StatusCompleted
Port of departureLowestoft, United Kingdom
Port of returnLowestoft, United Kingdom
PurposeResearch
Objectives1. To investigate the structure of plankton patches associated with the
oceanic front the west central North Sea.
2. To investigate the vertical distribution of planktonic organisms,
particularly fish larvae in (a) mixed water and (b) stratified
water.
3. To investigate physical and chemical features of the water masses in the frontal zone.
4. To collect berried crabs (Cancer pagurus) for laboratory studies on the development of larvae.
5. To tag surplus and immature crabs and release in the area of capture.
Chief scientistDerek Harding (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Corella 8/78 cruise report corella08_78.pdf — access key 'C' (0.67 MB) 
Ocean/sea areas 
GeneralNorth Sea
Track chartsRV Corella 8/78 cruise track — trk2183.html RV Corella 8/78 cruise track — trk2183b.html
Measurements 
Physical oceanography 
Surface measurements underway (T,S)Quantity: track kilometres = 1703.84
Water bottle stationsQuantity: number of stations = 6
Description: 32 T surface
Transparency (eg transmissometer)Quantity: track kilometres = 1703.84
Optics (eg underwater light levels)Quantity: number of stations = 7
Chemical oceanography 
OxygenQuantity: track kilometres = 1703.84
PhosphateQuantity: number of stations = 127
NitrateQuantity: number of stations = 127
NitriteQuantity: number of stations = 127
Ammonia
SilicateQuantity: number of stations = 127
pHQuantity: track kilometres = 1703.84
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: track kilometres = 1703.84
PhytoplanktonQuantity: number of stations = 147
ZooplanktonQuantity: number of stations = 72
Eggs and larvaeQuantity: number of stations = 72
Demersal fishQuantity: number of hauls = 7
Other biological/fisheries measurementQuantity: track kilometres = 1703.84
Description: particle sizes
Meteorology 
Incident radiationQuantity: number of stations = 12
Description: solarimeter