RRS Discovery D30
Cruise summary report
| Cruise Info. | |||||||||||||||||||||
| Ship name (ship code) | RRS Discovery (74E3) | ||||||||||||||||||||
| Cruise identifier | D30 | ||||||||||||||||||||
| Cruise period | 1969-10-15 — 1969-12-15 | ||||||||||||||||||||
| Status | Completed | ||||||||||||||||||||
| Port of departure | Barry, United Kingdom | ||||||||||||||||||||
| Port of return | Barry, United Kingdom | ||||||||||||||||||||
| Purpose | Research | ||||||||||||||||||||
| Objectives | The main object was to work a day and night series of horizontal opening/closing midwater trawls from the surface to 1000m and if possible deeper at a position just north of the Cape Verde Islands. | ||||||||||||||||||||
| Chief scientist | Peter M David (National Institute of Oceanography) | ||||||||||||||||||||
| Cruise report |  (1.05 MB) | ||||||||||||||||||||
| Ocean/sea areas | |||||||||||||||||||||
| General | North East Atlantic Ocean (limit 40W) | ||||||||||||||||||||
| Track charts | (0.02 MB) | ||||||||||||||||||||
| Measurements | |||||||||||||||||||||
| Physical oceanography | |||||||||||||||||||||
| Bathythermograph | Description: Bathythermographs measurements were taken at intervals throughout the cruise. No. of deployments not noted. | ||||||||||||||||||||
| Biology and fisheries | |||||||||||||||||||||
| Pelagic fish | Description: A number of net hauls and pelagic lines were made during the cruise. No. of hauls not noted. | ||||||||||||||||||||
| Demersal fish | Description: A number of net hauls and pelagic lines were made during the cruise. No. of hauls not noted. | ||||||||||||||||||||
| Gear research | Quantity: activity duration in days = 3 Description: For the first few days of the cruise gear trials took place. No. of trials not noted. | ||||||||||||||||||||
| Data held at BODC | |||||||||||||||||||||
| Series/Profiles | |||||||||||||||||||||
| 4 CTD/STD cast | Vertical spatial coordinates Salinity of the water column Temperature of the water column Vertical spatial coordinates Salinity of the water column Temperature of the water column
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