Cruise inventory

Marrie Jacob

Cruise summary report

Cruise Info. 
Ship nameMarrie Jacob
Cruise period1980-03-24 — 1980-04-01
Port of departureFleetwood, United Kingdom
Port of returnFleetwood, United Kingdom
Objectives1. To collect data on the relationship between total cod-end catch composition and the conditions of fish, with particular emphasis on those below the selection size of the cod-end in use.
2. To achieve the primary aim using a double beam trawler fishing commercially and using cod-ends not encumbered by covers as used on previous charter trips.
3. To assess discard rates.
4. To obtain photographic evidence of fish condition relevant to debris of cod-end catches when possible.
Chief scientistMartin R Vince (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportMarrie Jacob  cruise report marrie_jacob_mar80.pdf — access key 'C' (0.11 MB) 
Ocean/sea areas 
GeneralIrish Sea and St. George's Channel
SpecificIrish Sea
Biology and fisheries 
Gear researchQuantity: number of hauls = 43
Description: A number of hauls was made thorughout the cruise, the majority of which were 3 and 3 1/2 hours in duration.