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3.4 How does adonis2 do it?

Should I use PRIMER or R? 3. PERMANOVA vs adonis2 in R

The adonis2 function (in the vegan package in R) will provide a partitioning of the total sum of ...

Updated 10 months ago by Marti

17.7 Example: N Europe groundfish surveys

Change in Marine Communities Chapter 17: Biodiversity and dissimilar...

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

Updated 10 months ago by Abby Miller

1.2 PRIMER has some down sides

Should I use PRIMER or R? 1. Let's consider using PRIMER

Like any software package, PRIMER has some down sides. PRIMER has a pretty specific niche As alre...

Updated 10 months ago by Marti

17.6 Example: UK free-living nematodes

Change in Marine Communities Chapter 17: Biodiversity and dissimilar...

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

Updated 10 months ago by Abby Miller

17.5 ‘Expected distinctness’ tests

Change in Marine Communities Chapter 17: Biodiversity and dissimilar...

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

Updated 10 months ago by Abby Miller

17.4 Other relatedness measures

Change in Marine Communities Chapter 17: Biodiversity and dissimilar...

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

Updated 10 months ago by Abby Miller

17.2 Average taxonomic diversity and distinctness

Change in Marine Communities Chapter 17: Biodiversity and dissimilar...

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

Updated 10 months ago by Abby Miller

16.7 Second-stage interaction plots

Change in Marine Communities Chapter 16: Further multivariate compar...

Phuket coral-reef times series A rather different application of second-stage MDS¶ is motivated b...

Updated 10 months ago by Abby Miller

16.6 Comparison of resemblance measures

Change in Marine Communities Chapter 16: Further multivariate compar...

S Tikus Island coral cover The use of second-stage MDS plots can be extended to also include the ...

Updated 10 months ago by Abby Miller

16.5 Second-stage MDS

Change in Marine Communities Chapter 16: Further multivariate compar...

It is not normally a viable sampling strategy, for soft-sediment benthos at least, to use BVStep ...

Updated 10 months ago by Abby Miller

16.4 Further extensions

Change in Marine Communities Chapter 16: Further multivariate compar...

Both BEST Bio-Env and BVStep routines can be generalised to accommodate possibilities other than ...

Updated 10 months ago by Abby Miller

16.2 Matching of ordinations

Change in Marine Communities Chapter 16: Further multivariate compar...

The BEST (Bio-Env) technique of Chapter 11 can be generalised in a natural way, to the selection ...

Updated 10 months ago by Abby Miller

15.6 Examples

Change in Marine Communities Chapter 15: Multivariate measures of co...

Example: Tees Bay macrofauna Fig. 15.7 shows the nMDS plot for the inter-annual macrofauna sample...

Updated 10 months ago by Abby Miller

15.4 Breakdown of seriation

Change in Marine Communities Chapter 15: Multivariate measures of co...

Clear-cut zonation patterns in the form of a serial change in community structure with increasing...

Updated 10 months ago by Abby Miller

15.3 Increased variability

Change in Marine Communities Chapter 15: Multivariate measures of co...

noted that, in a variety of environmental impact studies, the variability among samples collecte...

Updated 10 months ago by Abby Miller

15.2 Meta-analysis of marine macrobenthos

Change in Marine Communities Chapter 15: Multivariate measures of co...

This method was initially devised as a means of comparing the severity of community stress betwee...

Updated 10 months ago by Abby Miller

14.3 Examples 4, 5, 6 and 7

Change in Marine Communities Chapter 14: Relative sensitivities and ...

Example 4: Fish communities from coral reefs in the Maldives In the Maldive islands, compared ree...

Updated 10 months ago by Abby Miller

Appendix 3: Bibliography

Change in Marine Communities Appendices

Addison & Clark (1990) Addison, R.F. and Clarke, K.R. (1990) ‘Biological effects o...

Updated 10 months ago by Abby Miller

Running the Bootstrap Averages routine

PRIMER v7: User Manual / Tutorial 17. Bootstrap regions for group means (...

None of the above is necessary in order to create the means plot with regions based on bootstrap ...

Updated 10 months ago by Arden

Output options for region plots

PRIMER v7: User Manual / Tutorial 17. Bootstrap regions for group means (...

These b bootstrap averages for each of the g groups are then displayed in a low-d mMDS space and ...

Updated 10 months ago by Arden