Cruise inventory

RV Corella 12A/69

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Corella (74CX)
Cruise identifier12A/69
Cruise period1969-07-08 — 1969-07-14
Port of departureLowestoft, United Kingdom
Port of returnLowestoft, United Kingdom
Objectives1. To measure the effect of various rigs of tickler chains on the otter board spread and wing-end spread of a C3 trawl and also of a Granton trawl over a range of speeds.
2. To obtain samples of dabs for Mr C Lee.
3. To note the occurrence of dead or moribund fish and to bring samples to the
laboratory for further examination.
Chief scientistJ P Bridger (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Corella 12A/69 cruise report corella12_69.pdf — access key 'C' (0.22 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificMiddle shoal of the Silver Pit
Biology and fisheries 
Demersal fishQuantity: number of hauls = 3
Description: Dab were deep frozen from these hauls
Demersal fishQuantity: number of hauls = 14
Description: 5 hauls made with the C3 trawl, catching 19 1/2 baskets in 9 1/2 hours. 9 hauls made with the Granton trawl, catching 36 3/4 baskets in 11 1/3 hours. All hauls were made on the same ground using the Decca track plotter. Haddock, whiting, cod, plaice, dabs, Nephrops and benthos were caught.