Cruise inventory

FV Avon Valley

Cruise summary report

Cruise Info. 
Ship name (ship code)FV Avon Valley (74FV)
Cruise period1986-09-24 — 1986-09-27
StatusCompleted
Port of departureMudeford, United Kingdom
Port of returnMudeford, United Kingdom
PurposeResearch
Objectives1. All teams. To carry out an inshore beam trawl and push net survey of part of the North Sea and English Channel coasts of young demersal fish in relation to the environment. To include collecting data for juvenile flatfish yearclass size estimation.
2. Teams 1 and 4. To continue studies of growth and mortality of young sole in the areas off Lowestoft and Rye Bay.
3. Team 1. To carry out a beam trawl survey of gravel extraction grounds east of the Isle of Wight. (For AEP2)
Chief scientistColin L Whiting (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)
Cruise reportFV Avon Valley  cruise report commercial_vessels_aug86.pdf — access key 'C' (0.09 MB) 
Ocean/sea areas 
GeneralEnglish Channel
SpecificMudeford, east of Isle of Wight
Measurements 
Physical oceanography 
Subsurface temperature and salinity measurementsQuantity: number of image series = 27
Subsurface temperature and salinity measurementsQuantity: number of hauls = 365
Description: A number of hauls were made as part of a juvenile flatfish survey. All fish caught were measured and identified. Salinity, sediment, benthos and temperature observations were also made.
Biology and fisheries 
Sediment trapsQuantity: number of image series = 27
Sediment trapsQuantity: number of hauls = 365
Description: A number of hauls were made as part of a juvenile flatfish survey. All fish caught were measured and identified. Salinity, sediment, benthos and temperature observations were also made.
ZoobenthosQuantity: number of hauls = 365
Description: A number of hauls were made as part of a juvenile flatfish survey. All fish caught were measured and identified. Salinity, sediment, benthos and temperature observations were also made.
ZoobenthosQuantity: number of image series = 27
Pelagic fishQuantity: number of image series = 27
Pelagic fishQuantity: number of hauls = 26
Description: Samples of sole and plaice were collected for morphometric and lipid content analysis. No. of samples not noted.
Pelagic fishQuantity: number of surveys = 2
Description: A survey of the distribution and abundance of 0 gp sole took place, in preparation for estimation of overwintering mortality rate.
Pelagic fishQuantity: number of hauls = 365
Description: A number of hauls were made as part of a juvenile flatfish survey. All fish caught were measured and identified. Salinity, sediment, benthos and temperature observations were also made.
Pelagic fishDescription: Samples of sole and plaice were collected for morphometric and lipid content analysis. No. of samples not noted.
CrustaceansQuantity: number of image series = 27