RRS Discovery D3_8
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RRS Discovery (74E3) |
| Cruise identifier | D3_8 |
| Cruise period | 1964-08-26 — 1964-09-07 |
| Status | Completed |
| Port of departure | Aden, Yemen |
| Port of return | Aden, Yemen |
| Purpose | Research |
| Objectives | To complete its part of the UK contribution to the International Indian Ocean Expedition, Discovery occupied 291 water sampling stations in the Indian Ocean in 154 days at sea. |
| Chief scientist | Ronald I Currie (National Institute of Oceanography) |
| Project | International Indian Ocean Expedition |
| Cruise report |  (0.63 MB) |
| Ocean/sea areas | |
| General | Indian Ocean Gulf of Aden |
| Track charts | (0.68 MB) |
| Measurements | |
| Physical oceanography | |
| Bathythermograph | Description: hourly observations |
| Water bottle stations | Quantity: number of stations = 10 |
| Current meters | Quantity: number of profiles = 10 Description: current-shear |
| Neutrally buoyant floats | Quantity: number of deployments = 2 |
| Biology and fisheries | |
| Phytoplankton pigs (eg chlorophyll, fluorescence) | Quantity: number of profiles = 8 Description: chlorophyll |
| Phytoplankton | Quantity: number of hauls = 17 Description: 8 series of vertical net hauls; 8 fine mesh net hauls; 1 Indian Ocean standard net haul |
| Zooplankton | Quantity: number of hauls = 17 Description: 8 series of vertical net hauls; 8 fine mesh net hauls; 1 Indian Ocean standard net haul |
| Neuston | Quantity: number of hauls = 64 Description: Neuston net hauls |
| Pelagic fish | Quantity: number of hauls = 1 Description: Isaacs-Kidd mid-water trawl |
| Pelagic fish | Description: daily radiosondes |
| Meteorology | |
| Routine standard measurements | Description: continuous record |
| Geology and geophysics | |
| Single-beam echosounding | Description: continuous record |
