Cruise inventory

RV Corystes COR7A/91

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Corystes (74RY)
Cruise identifierCOR7A/91
Cruise period1991-07-05 — 1991-07-21
Port of departureLowestoft, United Kingdom
Port of returnFalmouth, United Kingdom
Objectives1. To obtain stock indices of abundance for pre-recruit and fishable scallops on the Fowey-Eddystone survey grid, using dredges and underwater cameras.
2. To carry out comparative dredging trials with a chartered scalloper off Fowey.
3. To collect biological samples for growth, age, spawning and meat yield studies from: (a) the Cornish fishery (extending south towards Hurd Deep and SW of the Scillies); (b) Lyme Bay; and (c) eastern Channel.
4. To assess the further recovery of scallop and benthos populations, and of substrates, on the plot dredged intensively by DFR is 1989 off Fowey.
5. To sample the benthos at Shingle Bank, eastern Channel, for AEP2 studies on gravel extraction impacts.
Chief scientistPeter J Dare (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Corystes COR7A/91 cruise report co7a_91.pdf — access key 'C' (0.13 MB) 
Ocean/sea areas 
GeneralEnglish Channel
North East Atlantic Ocean (limit 40W)
Track chartsRV Corystes COR7A/91 cruise track — trk3704.html
Chemical oceanography 
Other chemical oceanographic measurementsQuantity: number of profiles = 9
Description: uncalibrated CTD sensors: data not retained (also 3 bottom only)
Biology and fisheries 
MolluscsQuantity: number of hauls = 170
Description: scallop survey
Other biological/fisheries measurementQuantity: number of deployments = 5
Description: underwater camera survey for scallops