Quantitative sampling methods

Typically 100 quadrats are taken at each location.

Substrate analysis, water depth and water velocity at the sediment-water interface is measured for each quadrat. 

Click here to get an explanation of what constitutes a "juvenile" mussel. 

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Sieving sediment

Measuring mussels   Measuring Mussels
mussels on sieve
weighing
Weighing Sediment