Evaluating Trade‐Offs between Target Persistence Levels and Numbers of Species Conserved

作者: Martina M. I. Di Fonzo , Hugh P. Possingham , William J. M. Probert , Joseph R. Bennett , Liana N. Joseph

DOI: 10.1111/CONL.12179

关键词:

摘要: A focus of conservation planning is to maximize the probability species persistence, but this may reduce number that can be secured with a limited budget. Using data set 700 New Zealand species, we examine trade-off between providing high level persistence for some and lower more species. We find target delivers highest outcome function annual budget, such budgets have optimal targets. However, it never manage below 75% persistence. introduce prioritization approach maximizes biodiversity gains based on flexible target, demonstrate how strategies fixed high-persistence targets inefficient. also illustrate risks in spreading resources too thinly by undertaking low levels management

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