HMS Hydra ST.342-431
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | HMS Hydra (74HY) |
| Cruise identifier | ST.342-431 |
| Cruise period | 1969-05-04 — 1969-06-06 |
| Status | Completed |
| Purpose | Naval |
| Ocean/sea areas | |
| General | North Atlantic Ocean |
| Track charts |  |
| Measurements | |
| Physical oceanography | |
| Bathythermograph | Quantity: number of profiles = 233 Description: mechanical |
| Water bottle stations | Quantity: number of stations = 90 |
| Sea level (inc. bot. press., inverted echosounder) | Description: echo sounder PDR |
| Chemical oceanography | |
| Oxygen | |
| Phosphate | |
| Nitrate | |
| Silicate | |
| Isotopes | Description: C14 |
| Biology and fisheries | |
| Phytoplankton pigs (eg chlorophyll, fluorescence) | Description: chlorophyll |
| Phytoplankton |
