RV Corella 4/71

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Corella (74CX)
Cruise identifier4/71
Cruise period1971-02-22 — 1971-03-02
Port of departureLowestoft, United Kingdom
Port of returnLowestoft, United Kingdom
Objectives1. To carry out a survey of fish eggs and larvae in the Eastern English
Channel and the Southern North Sea.
2. To monitor turbidity, chlorophyll 'A', and temperature continuously in
the sea surface water.
3. To release Woodhead seabed drifters at selected positions in the English
Channel and Southern North Sea.
4. To echo-survey along the ship's track for fish traces.
5. To measure bottom temperatures and surface salinities for ICES.
Chief scientistD S Tungate (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Corella 4/71 cruise report corella04_71.pdf (0.18 MB) 
Ocean/sea areas 
GeneralEnglish Channel
North Sea
Physical oceanography 
BathythermographQuantity: number of deployments = 41
Description: mechanical
Water bottle stationsDescription: T surface only
Surface drifters/drifting buoysQuantity: number of deployments = 1200
Description: bottom drifters
Biology and fisheries 
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of stations = 82
PhytoplanktonQuantity: number of stations = 82
ZooplanktonQuantity: number of stations = 82
Eggs and larvaeQuantity: number of stations = 82
Occasional standard measurements
Other meteorological measurementsDescription: sea and swell