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Chapter 17: Biodiversity and dissimilarity measures based on relatedness of species

17.1 Species richness disadvantages

Chapter 8 discussed a range of diversity indices based on species richness and the species abunda...

17.2 Average taxonomic diversity and distinctness

Two measures, which address some of the problems identified with species richness and the other d...

17.3 Examples: Ekofisk oil-field and Tees Bay soft-sediment macrobenthos

The earlier Fig. 14.4 demonstrated a change in the sediment macrofaunal communities around the Ek...

17.4 Other relatedness measures

The remainder of this chapter deals only with data in the form of a species list for a locality (...

17.5 ‘Expected distinctness’ tests

Species master list The construction of taxonomic distinctness indices from simple species lists ...

17.6 Example: UK free-living nematodes

examined 14 species lists from a range of different habitats and impacted/undisturbed UK areas (...

17.7 Example: N Europe groundfish surveys

An investigation of the taxonomic structure of demersal fish assemblages in the North Sea, Englis...

17.8 Variation in taxonomic distinctness, $\Lambda ^ +$

VarTD was defined in equation (17.7), as the variance of the taxonomic distances {$\omega _ {ij}$...

17.9 Joint (AvTD, VarTD) analyses

The histogram and funnel plots of Figs. 17.7 and 17.8 are univariate analyses, concentrating on o...

17.10 Concluding remarks on taxonomic distinctness

Early applications of taxonomic distinctness ideas in marine science can be found in for demersa...

17.11 Taxonomic dissimilarity

A natural extension of the ideas of this chapter is from $\alpha$- or ‘spot’ diversity indices to...

17.12 Examples

Example: Island fish species lists Fish species lists extracted from FishBase for a selection of ...