One way to audit or create job descriptions is to conduct a job analysis. Job analysis is the process of gathering, examining and interpreting data about the jobâs tasks and responsibilities.
Species richness is a count of the number of species in a given habitat or ecosystem. Unlike species diversity, species richness does not take species abundance into account. One factor which is important to consider when measuring species richness is sampling methodology.
1 Species Richness. 2  This is the simplest of all the measures of species diversity. 3  All you do is count of the number of species found in a community (e.g., the number of the species found on a biofilm plate).