Planned maintenance — 18th January 2018 12:00 to 22nd January 2018 09:00 [more]

Cruise inventory

RV Corella 7/69

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Corella (74CX)
Cruise identifier7/69
Cruise period1969-04-14 — 1969-04-19
Objectives1. To measure the effect of various rigs of tickler chain on the otterboard and wing end spread of a C3 trawl.
2. To collect any dabs caught for Mr C. Lee.
Chief scientistJ P Bridger (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Corella 7/69 cruise report corella07_69.pdf — access key 'C' (0.11 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificN of Cleaver Bank, Rising Ground, E of Smith's knoll light-vessel
Biology and fisheries 
Pelagic fishDescription: 0.5 to 1.5 Baskets of cod per hour taken
Demersal fishQuantity: number of specimens = 300
Description: Dab collected from the Cleaver Bank area and deep frozen
Gear researchQuantity: number of hauls = 10
Description: Instrumented hauls: 3 hauls made north of the Cleaver Bank with the C3 trawl on 9ft legs and 5 fm bridles and fitted with 4 1/2 inch rubber groundropes, wrapped with 3/8 inch chain. 1 haul made at the Rising Ground, and 5 hauls made 12 miles E of Smith's Knoll Light-vessel.