Tuesday, May 10, 2011

4.2 - Quadrates



- Sand Dune ecosystem - made up of a number of populations which form the community and the Habitat 
- Count the number of individuals in the population 
- Quadrating - Square Grid - used to sample different locations and count the number of individuals in the grid 
- Repeated several times to get an estimate of the population size 
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2 comments:

  1. jobuMay 24, 2011 at 6:28 AM

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  2. jobuMay 24, 2011 at 6:28 AM

    quadrating must be:

    a) Random selection of samples
    b) enough samples to allow us to calculate a reliable estimate of the population

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