Use of cross-taxon congruence for hotspot identification at a regional scale.

One of the most debated problems in conservation biology is the use of indicator (surrogate) taxa to predict spatial patterns in other taxa. Cross-taxon congruence in species richness patterns is of paramount importance at regional scales to disclose areas of high conservation value that are signifi...

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Main Authors: Simone Fattorini, Roger L H Dennis, Laurence M Cook
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2012-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3383703?pdf=render
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author Simone Fattorini
Roger L H Dennis
Laurence M Cook
author_facet Simone Fattorini
Roger L H Dennis
Laurence M Cook
author_sort Simone Fattorini
collection DOAJ
description One of the most debated problems in conservation biology is the use of indicator (surrogate) taxa to predict spatial patterns in other taxa. Cross-taxon congruence in species richness patterns is of paramount importance at regional scales to disclose areas of high conservation value that are significant in a broader biogeographical context but yet placed in the finer, more practical, political context of decision making. We analysed spatial patterns of diversity in six arthropod taxa from the Turkish fauna as a regional case study relevant to global conservation of the Mediterranean basin. Although we found high congruence in cross-taxon comparisons of species richness (0.241<r<0.645), hotspots of different groups show limited overlap, generally less than 50 per cent. The ability of a given taxon to capture diversity of other taxa was usually modest (on average, 50 percent of diversity of non-target taxa), limiting the use of hotspots for effective conservation of non-target groups. Nevertheless, our study demonstrates that a given group may partially stand in for another with similar ecological needs and biogeographical histories. We therefore advocate the use of multiple sets of taxa, chosen so as to be representative of animals with different ecological needs and biogeographical histories.
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spelling doaj.art-fef22a4f058b4c42baa5985b336419852022-12-22T01:13:08ZengPublic Library of Science (PLoS)PLoS ONE1932-62032012-01-0176e4001810.1371/journal.pone.0040018Use of cross-taxon congruence for hotspot identification at a regional scale.Simone FattoriniRoger L H DennisLaurence M CookOne of the most debated problems in conservation biology is the use of indicator (surrogate) taxa to predict spatial patterns in other taxa. Cross-taxon congruence in species richness patterns is of paramount importance at regional scales to disclose areas of high conservation value that are significant in a broader biogeographical context but yet placed in the finer, more practical, political context of decision making. We analysed spatial patterns of diversity in six arthropod taxa from the Turkish fauna as a regional case study relevant to global conservation of the Mediterranean basin. Although we found high congruence in cross-taxon comparisons of species richness (0.241<r<0.645), hotspots of different groups show limited overlap, generally less than 50 per cent. The ability of a given taxon to capture diversity of other taxa was usually modest (on average, 50 percent of diversity of non-target taxa), limiting the use of hotspots for effective conservation of non-target groups. Nevertheless, our study demonstrates that a given group may partially stand in for another with similar ecological needs and biogeographical histories. We therefore advocate the use of multiple sets of taxa, chosen so as to be representative of animals with different ecological needs and biogeographical histories.http://europepmc.org/articles/PMC3383703?pdf=render
spellingShingle Simone Fattorini
Roger L H Dennis
Laurence M Cook
Use of cross-taxon congruence for hotspot identification at a regional scale.
PLoS ONE
title Use of cross-taxon congruence for hotspot identification at a regional scale.
title_full Use of cross-taxon congruence for hotspot identification at a regional scale.
title_fullStr Use of cross-taxon congruence for hotspot identification at a regional scale.
title_full_unstemmed Use of cross-taxon congruence for hotspot identification at a regional scale.
title_short Use of cross-taxon congruence for hotspot identification at a regional scale.
title_sort use of cross taxon congruence for hotspot identification at a regional scale
url http://europepmc.org/articles/PMC3383703?pdf=render
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