Cruise inventory

RV Cirolana CIR11A/75

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Cirolana (74CZ)
Cruise identifierCIR11A/75
Cruise period1975-11-28 — 1975-12-09
StatusCompleted
Port of departureFalmouth, United Kingdom
Port of returnGreat Yarmouth, United Kingdom
PurposeResearch
Objectives1. To carry out an acoustic survey of the area Start Point - Wolf Rock,
extending up to 40-50 miles off the coast.
2. To identify echo traces by means of mid-water trawling and feathering.
3. Time permitting, to tag feather-caught mackerel, using both internal and
external tags.
Chief scientistP O Johnson (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportRV Cirolana CIR11A/75 cruise report ci11a_75.pdf — access key 'C' (0.17 MB) 
Ocean/sea areas 
GeneralEnglish Channel
Measurements 
Physical oceanography 
Surface measurements underway (T,S)Quantity: track kilometres = 3148.4
Description: T only
Biology and fisheries 
Pelagic fishQuantity: number of hauls = 9
Description: 1700nm biomass determination, distribution
Acoustic reflection on marine organisms.Quantity: track kilometres = 3148.4
TaggingsQuantity: number of specimens = 186