Cruise summary report
Cruise Info. | |
---|
Ship name (ship code) | FRV Explorer (74EX) |
---|
Cruise identifier | 7/77 |
---|
Cruise period | 1977-08-09 — 1977-08-31 |
---|
Status | Completed |
---|
Port of departure | Aberdeen, United Kingdom |
---|
Port of return | Aberdeen, United Kingdom |
---|
Purpose | Research |
---|
Objectives | 1) To deploy current meter moorings in the northern North Sea and Firth of Forth
2) To conduct hydrobiological surveys in the northern North Sea and Firth of Forth (including propsed sludge dump grounds)
''Explorer'' lay in anchor in Aberdeen bay for 20 hours whilst en route to St Abbs Head to carry out urgent repairs.The ship called at Aberdeen on the 19/08/1977 till the 20/08/1977. ''Explorer'' returned to Aberdeen earlier than planned due to the state of her condensing system |
---|
Chief scientist | Harry D Dooley (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory) |
---|
Cruise report | (0.87 MB) |
---|
Ocean/sea areas | |
General | Irish Sea and St. George's Channel North East Atlantic Ocean (limit 40W) |
---|
Specific | Peterhead, St Abbs Head, Orkney, Fidra, Moray Firth, Fair Isle, Bell Rock |
---|
Track charts | |
---|
Measurements | |
Physical oceanography | |
---|
Surface measurements underway (T,S) | |
Water bottle stations | Quantity: number of stations = 100 |
Transparency (eg transmissometer) | Quantity: 40 |
Current meters | Quantity: 7 Description: 20 days |
Chemical oceanography | |
---|
Phosphate | Quantity: 25 |
Nitrate | Quantity: 98 |
Silicate | Quantity: 25 |
Biology and fisheries | |
---|
Primary productivity | Quantity: 7 |
Phytoplankton pigs (eg chlorophyll, fluorescence) | Quantity: 75 |