Cruise inventory

RV Corystes COR9/94

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Corystes (74RY)
Cruise identifierCOR9/94
Cruise period1994-08-04 — 1994-08-22
StatusCompleted
Port of departureLowestoft, United Kingdom
Port of returnLowestoft, United Kingdom
PurposeFisheries
Objectives1. To measure the distribution and abundance of commercial flatfish species by means of a beam trawl survey, as part of an ICES coordinated programme in the North Sea and parts of area VII.
2. To collect additional biological data on sole and plaice, and commercially important non-quota species, especially dab, turbot, brill and crab.
3. To describe the seabed sediments and epibenthos using both photographic and trawl by catch data, and also the ROXANN acoustic and seabed discrimination system.
4. To obtain dredge indices of abundance for pre-recruit and fishable scallops from the standard Lizard and Eddystone survey grid.
5. To collect samples of scallops from each of the survey grids for comparative biometric analysis.
Chief scientistStuart Ian Rogers (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
ProjectCommercial flatfish species
Coordinating bodyICES
Cruise reportRV Corystes COR9/94 cruise report co9_94.pdf — access key 'C' (0.12 MB) 
Ocean/sea areas 
GeneralEnglish Channel
SpecificSouthern Bight, English Channel
Track chartsRV Corystes COR9/94 cruise track — trk4033.html
Measurements 
Physical oceanography 
Surface measurements underway (T,S)Quantity: activity duration in days = 18
Water bottle stationsQuantity: number of stations = 16
Description: surface S only
Biology and fisheries 
Demersal fishQuantity: number of hauls = 83
Description: flatfish with beam trawl (dab turbot, brill)
CrustaceansQuantity: number of measurements = 85
Description: crab, abundances of pre-recruit and fishable scallop, comparartive biometric analysis