RV Lough Foyle 4491H
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | RV Lough Foyle (74LG) |
| Cruise identifier | 4491H |
| Cruise period | 1991-05-17 — 1991-05-24 |
| Status | Completed |
| Port of departure | Oban, United Kingdom |
| Port of return | Oban, United Kingdom |
| Purpose | Research |
| Objectives | To deploy and service instruments and physical, biological and chemical sampling |
| Chief scientist | Mike R Heath (Scottish Office Agriculture and Fisheries Department Aberdeen Marine Laboratory), Steven J Hay (Scottish Office Agriculture and Fisheries Department Aberdeen Marine Laboratory) |
| Project | Loch Linnhe Project |
| Coordinating body | SOFD |
| Cruise report |  (0.10 MB) |
| Ocean/sea areas | |
| General | Inner Seas off the West Coast of Scotland |
| Specific | Loch Linnhe |
| Track charts |  |
| Measurements | |
| Physical oceanography | |
| Water bottle stations | |
| CTD stations | |
| Subsurface temperature and salinity measurements | |
| Transparency (eg transmissometer) | |
| Optics (eg underwater light levels) | |
| Current meters | |
| Other physical oceanographic measurements | Description: multi parameter tows of aries |
| Chemical oceanography | |
| Oxygen | |
| Phosphate | |
| Nitrate | |
| Total - N | |
| Ammonia | |
| Other chemical oceanographic measurements | |
| Biology and fisheries | |
| Primary productivity | |
| Phytoplankton pigs (eg chlorophyll, fluorescence) | |
| Particulate organic matter (inc POC, PON) | |
| Biochemical measurements (eg lipids, amino acids) | |
| Phytoplankton | |
| Zooplankton | |
| Acoustic reflection on marine organisms. | |
| Other biological/fisheries measurement | |
| Geology and geophysics | |
| Core - soft bottom | |
| Multi-beam echosounding | |
| Moorings, landers, buoys | |
| Physical oceanography | |
| Subsurface temperature measurements | 56° 32' 59" N 5° 30' 0" W — 2 60M |
| Transparency (eg transmissometer) | 56° 31' 59" N 5° 32' 59" W — 5 transmissometers |
| Optics (eg underwater light levels) | 56° 32' 59" N 5° 30' 0" W — 5 fluorometers |
| Current meters | 56° 51' 0" N 5° 11' 30" W — 9 CM |
| Sea level (inc. bot. press., inverted echosounder) | 56° 32' 59" N 5° 30' 0" W — 3 WLR |
| Chemical oceanography | |
| Other chemical oceanographic measurements | 56° 32' 59" N 5° 30' 0" W — 5 nutrient analysers |
| Biology and fisheries | |
| Sediment traps | 56° 32' 59" N 5° 30' 0" W — 2 auto sed traps |
