Resources

FRV Mara 8/72 Leg 3

Cruise summary report

Cruise Info. 
Ship name (ship code)FRV Mara (74MR)
Cruise identifier8/72 Leg 3
Cruise period1972-08-28 — 1972-08-29
StatusCompleted
Port of departureArdrossan, United Kingdom
Port of returnArdrossan, United Kingdom
PurposeFisheries
ObjectivesRepeated Leg 1 stations.

1. Environmental survey (hydrography, chemistry and plankton) of the Firth of Clyde.
2. Collection of plankton for pollution investigations.
Chief scientistJames A Adams (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory)
Cruise reportFRV Mara 8/72 Leg 3 cruise report mara8_72.pdf (0.62 MB) 
Ocean/sea areas 
GeneralInner Seas off the West Coast of Scotland
SpecificFirth of Clyde
Measurements 
Physical oceanography 
Water bottle stationsQuantity: number of stations = 28
Chemical oceanography 
OxygenQuantity: number of stations = 28
PhosphateQuantity: number of stations = 28
NitrateQuantity: number of stations = 28
AmmoniaQuantity: number of stations = 26
SilicateQuantity: number of stations = 26
AlkalinityQuantity: number of stations = 28
Biology and fisheries 
Primary productivityQuantity: number of stations = 28
Phytoplankton pigs (eg chlorophyll, fluorescence)Quantity: number of stations = 27
ZooplanktonQuantity: number of stations = 29
NektonQuantity: number of stations = 29
Other biological/fisheries measurementQuantity: number of stations = 29
Description: biological pollutants