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Dung beetles as indicators of tropical forest restoration success: is it possible to recover species and functional diversity?

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Dung beetles as indicators of tropical forest restoration success : is it possible to recover species and functional diversity? / Audino, Livia; Louzada, Julio; Comita, Liza.

In: Biological Conservation, Vol. 169, 01.2014, p. 248-257.

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@article{4c7ccc6bcd6945ff9a6e86ab6c3e59ba,
title = "Dung beetles as indicators of tropical forest restoration success: is it possible to recover species and functional diversity?",
abstract = "Tropical forest restoration is becoming increasingly more applied to offset biodiversity loss and maintain ecosystem processes, but knowledge about its efficacy is still limited. We evaluated the success of tropical forest active restoration using dung beetles (Coleoptera: Scarabaeinae) as bioindicators and combining measures of species diversity, composition and functional diversity. We assessed patterns of dung beetles community assembly along a restoration chronosequence and also compared restoration areas with reference (primary and old secondary forest) and degraded (pasture) ecosystems. Species composition in the restoration areas was clearly progressing towards the preserved forests and deviating from the pasture with increasing restoration age. We also found a turnover of open environment specialists and habitat generalists to forest generalists and forest specialist species along the restoration chronosequence. However, the majority of individuals in the older restored habitats were typically forest generalists. Biomass was the only variable that increased with restoration age. Species richness, number of individuals, biomass and functional richness in the restored areas were similar to, or even smaller, than in pastures and substantially lower than forest reference sites. Rarefied richness, functional evenness and functional dispersion did not vary between the habitats. We found that while restored areas have the capacity to host forest-restricted species, 18 years since active restoration has not been long enough to recover a stable and diverse dung beetle assemblage. Our study also demonstrates that measures of composition, species diversity and functional diversity can complement each other and contribute to a better understanding of the efficacy of restoration practices.",
keywords = "tropical forest, Restoration , Bioindicators, Active restoration, Atlantic forest, Chronosequence, Functional traits, Pasture, Scarabaeinae",
author = "Livia Audino and Julio Louzada and Liza Comita",
year = "2014",
month = jan,
doi = "10.1016/j.biocon.2013.11.023",
language = "English",
volume = "169",
pages = "248--257",
journal = "Biological Conservation",
issn = "0006-3207",
publisher = "Elsevier Ltd",

}

RIS

TY - JOUR

T1 - Dung beetles as indicators of tropical forest restoration success

T2 - is it possible to recover species and functional diversity?

AU - Audino, Livia

AU - Louzada, Julio

AU - Comita, Liza

PY - 2014/1

Y1 - 2014/1

N2 - Tropical forest restoration is becoming increasingly more applied to offset biodiversity loss and maintain ecosystem processes, but knowledge about its efficacy is still limited. We evaluated the success of tropical forest active restoration using dung beetles (Coleoptera: Scarabaeinae) as bioindicators and combining measures of species diversity, composition and functional diversity. We assessed patterns of dung beetles community assembly along a restoration chronosequence and also compared restoration areas with reference (primary and old secondary forest) and degraded (pasture) ecosystems. Species composition in the restoration areas was clearly progressing towards the preserved forests and deviating from the pasture with increasing restoration age. We also found a turnover of open environment specialists and habitat generalists to forest generalists and forest specialist species along the restoration chronosequence. However, the majority of individuals in the older restored habitats were typically forest generalists. Biomass was the only variable that increased with restoration age. Species richness, number of individuals, biomass and functional richness in the restored areas were similar to, or even smaller, than in pastures and substantially lower than forest reference sites. Rarefied richness, functional evenness and functional dispersion did not vary between the habitats. We found that while restored areas have the capacity to host forest-restricted species, 18 years since active restoration has not been long enough to recover a stable and diverse dung beetle assemblage. Our study also demonstrates that measures of composition, species diversity and functional diversity can complement each other and contribute to a better understanding of the efficacy of restoration practices.

AB - Tropical forest restoration is becoming increasingly more applied to offset biodiversity loss and maintain ecosystem processes, but knowledge about its efficacy is still limited. We evaluated the success of tropical forest active restoration using dung beetles (Coleoptera: Scarabaeinae) as bioindicators and combining measures of species diversity, composition and functional diversity. We assessed patterns of dung beetles community assembly along a restoration chronosequence and also compared restoration areas with reference (primary and old secondary forest) and degraded (pasture) ecosystems. Species composition in the restoration areas was clearly progressing towards the preserved forests and deviating from the pasture with increasing restoration age. We also found a turnover of open environment specialists and habitat generalists to forest generalists and forest specialist species along the restoration chronosequence. However, the majority of individuals in the older restored habitats were typically forest generalists. Biomass was the only variable that increased with restoration age. Species richness, number of individuals, biomass and functional richness in the restored areas were similar to, or even smaller, than in pastures and substantially lower than forest reference sites. Rarefied richness, functional evenness and functional dispersion did not vary between the habitats. We found that while restored areas have the capacity to host forest-restricted species, 18 years since active restoration has not been long enough to recover a stable and diverse dung beetle assemblage. Our study also demonstrates that measures of composition, species diversity and functional diversity can complement each other and contribute to a better understanding of the efficacy of restoration practices.

KW - tropical forest

KW - Restoration

KW - Bioindicators

KW - Active restoration

KW - Atlantic forest

KW - Chronosequence

KW - Functional traits

KW - Pasture

KW - Scarabaeinae

U2 - 10.1016/j.biocon.2013.11.023

DO - 10.1016/j.biocon.2013.11.023

M3 - Journal article

VL - 169

SP - 248

EP - 257

JO - Biological Conservation

JF - Biological Conservation

SN - 0006-3207

ER -