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Falmouth 2015 - Group 7

ESTUARY

Methodology

Physical

Biological

Chemical

Aim: examine how nutrient profiles and properties differ across a salinity transect.

Date: 01/07/15

Location: Fal Estuary

Time: 07:00-  12:37 UTC

Vessel: R. V. Bill Conway

Weather: 3/8 cloud cover, overcast

Tide: 10:53 UTC low tide, 16:48 high

Introduction:

The Prince of Wales pier was the start point for the full day offshore trip on Callista. CTD casts, ADCP transects, zooplankton trawls and water samples were completed at 6 stations offshore from Falmouth, providing an overview of the properties of the water column as well as samples to analyse nutrient and chlorophyll concentrations.The sampling process for the transect on the Conway began at the mouth of the estuary and worked towards the most riverine station. Low tide was at 10.53UTC and all of our stations were completed before this point meaning that all samples were recorded on the outgoing tide. Samples were taken at 5 stations, of which 3, at the start, middle and end, included zooplankton samples.