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

Cruise inventory

RV Corystes COR5A/97

Cruise summary report

Cruise Info. 
Ship name (ship code)RV Corystes (74RY)
Cruise identifierCOR5A/97
Cruise period1997-04-16 — 1997-04-26
Port of departureLowestoft, United Kingdom
Port of returnNorth Shields, United Kingdom
Objectives1. To conduct a TV survey of the English NE coast Nephrops grounds using a towed sledge and underwater TV camera to evaluate burrow density and estimate Nephrops biomass in the area 55º35' - 54º45' N and 1º30' - 0º40' W.
2. To backup the TV survey with a trawl survey to establish the size composition and sex radio of the Nephrops catch.
3. To collect sediment samples by Day grab to establish the type of substrate most suitable for Nephrops.
4. To carry out seabed classification trials using Quester Tangent QTC view mk4.
Chief scientistClive G Brown (Centre for Environment, Fisheries and Aquaculture Science Lowestoft Laboratory)
Cruise reportRV Corystes COR5A/97 cruise report co5a_97.pdf — access key 'C' (0.25 MB) 
Ocean/sea areas 
GeneralNorth Sea
SpecificInshore Redcar-Scarborough; Bridlington Bay; Holderness coast; West Sole Gas Field; Sole Pit; Dudgeon Shoal; Race Bank
Track chartsRV Corystes COR5A/97 cruise track — trk4285a.html
Biology and fisheries 
CrustaceansQuantity: number of stations = 23
Description: Nephrops measurements
Geology and geophysics 
GrabQuantity: number of samples = 109
Description: Mud samples
Bottom photographyQuantity: number of image series = 109
Description: 10-minute video tape runs of substrate