RV Corystes COR5A/97
Cruise summary report
|Ship name (ship code)||RV Corystes (74RY)|
|Cruise period||1997-04-16 — 1997-04-26|
|Port of departure||Lowestoft, United Kingdom|
|Port of return||North Shields, United Kingdom|
|Objectives||1. 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 scientist||Clive G Brown (Centre for Environment, Fisheries and Aquaculture Science Lowestoft Laboratory)|
|Cruise report||(0.25 MB)|
|Specific||Inshore Redcar-Scarborough; Bridlington Bay; Holderness coast; West Sole Gas Field; Sole Pit; Dudgeon Shoal; Race Bank|
|Biology and fisheries|
|Crustaceans||Quantity: number of stations = 23|
Description: Nephrops measurements
|Geology and geophysics|
|Grab||Quantity: number of samples = 109|
Description: Mud samples
|Bottom photography||Quantity: number of image series = 109|
Description: 10-minute video tape runs of substrate