RV Clione CLI10/87
Cruise summary report
|Ship name (ship code)||RV Clione (74CN)|
|Cruise period||1987-07-15 — 1987-07-29|
|Port of departure||Lowestoft, United Kingdom|
|Port of return||Lowestoft, United Kingdom|
|Objectives||1. To carry out a plankton survey over a grid of 71 stations in order to estimate the production of Nephrops norvegicus larvae.
2. To trawl for adult Nephrops and sample the catch for length, weight, fecundity and maturity data.
3. To trawl at 3 hour intervals over at least one 24-hour period to obtain stomach samples from fish predators, and also to measure the abundance of their prey using the trawl and Agassiz trawl.
4. To carry out a neuston net survey for lobster larvae and to test the use of the Mehot net for catching lobster larvae.
5. To collect 2 beam trawls from RIVO in Ijmuiden on 28 July and to return them to Lowestoft.
|Chief scientist||Brenda M Thompson (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory)|
|Cruise report||(0.13 MB)|
|Specific||Central N. Sea/NE coast of England|
|Surface measurements underway (T,S)|
|Water bottle stations||Quantity: number of stations = 115|
Description: T only
|CTD stations||Description: surface CTD run continuously throughout the cruise.|
|Surface drifters/drifting buoys||Quantity: number of deployments = 598|
Description: 300 bottom
|Biology and fisheries|
|Phytoplankton||Quantity: number of stations = 115|
|Zooplankton||Quantity: number of stations = 115|
|Neuston||Quantity: number of stations = 46|