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Hard-bottom epifauna The advantages of using hard-bottom encrusting faunas, reef-corals etc. are:...

Macrobenthos The advantages of soft-bottom macrobenthos are that: a) They are relatively non-mobi...

Plankton The advantages of plankton are that: a) Long tows over relatively large distances result...

The biological effects of pollutants can be studied on assemblages of a wide variety of marine or...

More or less natural communities of some components of the biota can be maintained in laboratory ...

Multivariate examples   Nutrient-enrichment experiment In the soft-bottom mesocosms at Solbergstr...

The transformation sequence in a multivariate analysis, corresponding to a progressive downweight...

There being no necessity to transform to attain distributional properties, transformations play a...

There are two distinct roles for transformations in community analyses: a) to validate statistica...

Another clear generalisation is to a 2-way rather than 1-way layout, illustrated by the 16 meiofa...

The 39 sites sampled for benthic infauna at different distances from an oil-field in the N Sea we...

An alternative to line plots, and a technique that can often be even more useful, in terms of the...

Key references Method: ,   CAP is a routine for performing canonical analysis of principal co...

When using the CAP routine, it should come as no surprise that the hypothesis (usually) is eviden...

In some cases, we may know that there are differences among some pre-defined groups (for example,...

Key references Method:, Permutation methods: , , ,   DISTLM is a routine for analysing and ...

Before proceeding, a few cautionary notes are appropriate with respect to building models. First,...

Key references Method: ,   PCO is a routine for performing principal coordinates analysis () ...

Key reference Method:   PERMDISP is a routine for testing the homogeneity of multivariate dis...

Key references Method: , Permutation techniques: ,   PERMANOVA is a routine for testing the...