FRV Mara 2/73
Cruise summary report
|Ship name (ship code)||FRV Mara (74MR)|
|Cruise period||1973-02-12 — 1973-03-15|
|Port of departure||Buckie, United Kingdom|
|Port of return||Stornoway, United Kingdom|
|Objectives||1. To carry out a bottom trawling survey for Norway pout in the Clyde and Minches.
2. To carry out routine hydrography in the Clyde.
3. To tag whiting and saithe in the Clyde.
4. To collect water samples for herring larval experiments.
|Chief scientist||John A Morrison (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)|
|Cruise report||(0.16 MB)|
|General||Inner Seas off the West Coast of Scotland|
|CTD stations||Quantity: number of stations = 7|
|Phosphate||Quantity: number of stations = 7|
|Nitrate||Quantity: number of stations = 7|
|Total - N||Quantity: number of stations = 7|
|Silicate||Quantity: number of stations = 7|
|Other contaminant measurements||Quantity: number of stations = 5|
Description: chemical pollution;routine environmental studies in the Firth of Clyde(on Cr.2)
|Biology and fisheries|
|Phytoplankton pigs (eg chlorophyll, fluorescence)||Quantity: number of stations = 7|
|Zooplankton||Quantity: number of stations = 5|
Description: only on cruise 2
|Demersal fish||Description: 21 stations for population surveys and fish tagging for plaice, cod and saithe|