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17.10 Concluding remarks on taxonomic distinctness
Early applications of taxonomic distinctness ideas in marine science can be found in for demersa...
17.9 Joint (AvTD, VarTD) analyses
The histogram and funnel plots of Figs. 17.7 and 17.8 are univariate analyses, concentrating on o...
17.8 Variation in taxonomic distinctness, $\Lambda ^ +$
VarTD was defined in equation (17.7), as the variance of the taxonomic distances {$\omega _ {ij}$...
17.7 Example: N Europe groundfish surveys
An investigation of the taxonomic structure of demersal fish assemblages in the North Sea, Englis...
17.6 Example: UK free-living nematodes
examined 14 species lists from a range of different habitats and impacted/undisturbed UK areas (...
17.5 ‘Expected distinctness’ tests
Species master list The construction of taxonomic distinctness indices from simple species lists ...
17.4 Other relatedness measures
The remainder of this chapter deals only with data in the form of a species list for a locality (...
17.3 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...
17.2 Average taxonomic diversity and distinctness
Two measures, which address some of the problems identified with species richness and the other d...
17.1 Species richness disadvantages
Chapter 8 discussed a range of diversity indices based on species richness and the species abunda...
16.8 Example: Algal recolonisation, Calafuria
An example of this type (though not a classic BACI situation) is given by , for a study by . Sub-...
16.7 Second-stage interaction plots
Phuket coral-reef times series A rather different application of second-stage MDS¶ is motivated b...
16.6 Comparison of resemblance measures
S Tikus Island coral cover The use of second-stage MDS plots can be extended to also include the ...
16.5 Second-stage MDS
It is not normally a viable sampling strategy, for soft-sediment benthos at least, to use BVStep ...
16.4 Further extensions
Both BEST Bio-Env and BVStep routines can be generalised to accommodate possibilities other than ...
16.3 Example: Amoco-Cadiz oil spill
Applying this (BVStep) procedure to the 125-species set from the Bay of Morlaix, a smallest subse...
16.2 Matching of ordinations
The BEST (Bio-Env) technique of Chapter 11 can be generalised in a natural way, to the selection ...
16.1 Introduction
To motivate the first method of this chapter look again at the analysis of macrobenthic samples f...
15.6 Examples
Example: Tees Bay macrofauna Fig. 15.7 shows the nMDS plot for the inter-annual macrofauna sample...
15.5 Model matrices & ‘RELATE’ tests
The form of the seriation statistic is simply a matrix correlation coefficient (e.g. equation 11....