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Efectividad de loa Sustitutos de Vegetación para Avispas Parasitoides en la Selección de Reservas
Author(s) -
FRASER SALLY E. M.,
BERESFORD ALISON E.,
PETERS JENNIFER,
REDHEAD JOHN W.,
WELCH ALASTAIR J.,
MAYHEW PETER J.,
DYTHAM CALVIN
Publication year - 2009
Publication title -
conservation biology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.2
H-Index - 222
eISSN - 1523-1739
pISSN - 0888-8892
DOI - 10.1111/j.1523-1739.2008.01069.x
Subject(s) - species richness , parasitoid , ecology , nature reserve , hymenoptera , vegetation (pathology) , habitat , selection (genetic algorithm) , geography , biology , medicine , pathology , artificial intelligence , computer science
  Selecting suitable nature reserves is a continuing challenge in conservation, particularly for target groups that are time‐consuming to survey, species rich, and extinction prone. One such group is the parasitoid Hymenoptera, which have been excluded from conservation planning. If basic characteristics of habitats or vegetation could be used as reliable surrogates of specific target taxa, this would greatly facilitate appropriate reserve selection. We identified a range of potential habitat indicators of the species richness of pimpline parasitoid communities (Hymenoptera: Ichneumonidae: Pimplinae, Diacritinae, Poemeniinae) and tested their efficiency at capturing the observed diversity in a group of small woodlands in the agricultural landscape of the Vale of York (United Kingdom). Eight of the 18 vegetation‐based reserve‐selection strategies were significantly better at parasitoid species inclusion than random selection of areas. The best strategy maximized richness of tree species over the entire reserve network through complementarity. This strategy omitted only 2–3 species more (out of 38 captured in the landscape as a whole) than selections derived from the parasitoid survey data. In general, strategies worked equally well at capturing species richness and rarity. Our results suggest that vegetation data as a surrogate for species richness could prove an informative tool in parasitoid conservation, but further work is needed to test how broadly applicable these indicators may be.

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