RRS Discovery D48_1
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RRS Discovery (74E3) |
| Cruise identifier | D48_1 |
| Cruise period | 1972-07-12 — 1972-07-30 |
| Status | Completed |
| Port of departure | Barry, United Kingdom |
| Port of return | Santa Cruz de Tenerife, Spain |
| Purpose | Research |
| Objectives | The primary objective was a study of the physical and chemical processes in a region of coastal upwelling off North-west Africa combined with a biological sampling programme in the same area.
Laying a recording tide gauge to obtain a month's record on the Josephine Bank, studying atmospheric haze using nephelometer measurements and obtaining some deep sea cores in the Canaries Basin. |
| Chief scientist | Kenneth F Bowden (University of Liverpool Department of Oceanography) |
| Project | CINECA |
| Cruise report |  (0.64 MB) |
| Ocean/sea areas | |
| General | North East Atlantic Ocean (limit 40W) |
| Specific | NW African coast from Cap Blanc to Cabo Bojador |
| Track charts | (0.01 MB) |
| Measurements | |
| Physical oceanography | |
| CTD stations | Quantity: number of stations = 54 Description: Bissett Berman STD system type 9006 |
| Sea level (inc. bot. press., inverted echosounder) | |
| Chemical oceanography | |
| Oxygen | Quantity: 54 |
| Phosphate | Quantity: 54 |
| Nitrate | Quantity: 54 |
| Silicate | Quantity: 54 |
| Trace elements | Quantity: 22 |
| Biology and fisheries | |
| Primary productivity | Quantity: 50 |
| Phytoplankton pigs (eg chlorophyll, fluorescence) | Quantity: 187 |
| Particulate organic matter (inc POC, PON) | Quantity: number of stations = 107 |
| Zooplankton | Quantity: 20 |
| Neuston | Quantity: 15 |
| Zoobenthos | Quantity: 21 |
| Meteorology | |
| Occasional standard measurements | |
| Geology and geophysics | |
| Core - soft bottom | Quantity: number of cores = 1 Description: chemical analysis |
