Cruise summary report
Cruise Info. | |
---|
Ship name (ship code) | RV Clione (74CN) |
---|
Cruise identifier | CLI9/87 |
---|
Cruise period | 1987-06-25 — 1987-07-07 |
---|
Status | Completed |
---|
Port of departure | Lowestoft, United Kingdom |
---|
Port of return | Lowestoft, United Kingdom |
---|
Purpose | Research |
---|
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 take additional plankton samples in areas of highest larvae abundance to estimate haul to haul and spatial variability.
3. To trawl for adult Nephrops and sample the catch for length, weight, fecundity and maturity.
4. To carry out a survey to describe the distribution and abundance of lobster (Homarus gammarus) larvae. |
---|
Chief scientist | Brenda M Thompson (Ministry of Agriculture, Fisheries and Food Lowestoft Fisheries Laboratory) |
---|
Cruise report | (0.12 MB) |
---|
Ocean/sea areas | |
General | North Sea |
---|
Specific | Central N. Sea/NE coast of England |
---|
Track charts | |
---|
Measurements | |
Physical oceanography | |
---|
Surface measurements underway (T,S) | |
Water bottle stations | Quantity: number of stations = 106 Description: T bottom only |
Biology and fisheries | |
---|
Phytoplankton | Quantity: number of stations = 106 Description: stations completed using the 76cm high speed tow net. |
Zooplankton | Quantity: number of stations = 106 Description: stations completed using the 76cm high speed tow net. |
Crustaceans | Quantity: number of hauls = 10 |