'Equally abundant' presentation slideshows

Species diversity: rarefaction, evenness and indices

Species diversity: rarefaction, evenness and indices. Problem 1: Accounting for sample size. Are these two communities equally diverse?. Problem 2: Accounting for abundance. Are these two communities equally diverse?. Resampling techniques.

464 views • 18 slides

Species diversity

Species diversity. Species diversity : variation in types of organisms present in a community Components of species diversity species richness : number of species present

4.2k views • 18 slides

247 views • 14 slides

Biodiversity

Biodiversity. Average Size. Measure all trees in a transect or quadrat. Produce a size-frequency histogram to show the size distribution. Can also calculate the average size tree. Quadrat Sampling. Randomly select plots and count all individuals in that plot. Each quadrat = 200m 2 .

464 views • 10 slides