Negative impacts of dominance on bee communities: Does the influence of invasive honey bees differ from native bees?
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Autor/a
Garibaldi, Lucas A.
Cordeiro, Guaraci D.
Hugues, Alice
Orr, Michael
Alves-dos-Santos, Isabel
Freitas, Breno M.
Freitas de Oliveira, Favízia
LeBuhn, Gretchen
Bartomeus, Ignasi
Aizen, Marcelo A.
Andrarde, Patricia B.
Blochtein, Betina
Boscolo, Danilo
Drumond, Patricia M.
Gaglianone, Maria Cristina
Gemmill-Herren, Barbara
Halinski, Rosana
Krug, Cristiane
Motta Maués, Márcia
Piedade Kiill, Lucia H.
Pinheiro, Mardiore
Pires, Carmen S.S.
Viana, Blandina Felipe
Fecha de publicación
2021-09-01ISSN
0012-9658
Resumen
Invasive species can reach high abundances and dominate native environments. One of the most impressive examples of ecological invasions is the spread of the African subspecies of the honey bee throughout the Americas, starting from its introduction in a single locality in Brazil. The invasive honey bee is expected to more negatively impact bee community abundance and diversity than native dominant species, but this has not been tested previously. We developed a comprehensive and systematic bee sampling scheme, using a protocol deploying 11,520 pan traps across regions and crops for three years in Brazil. We found that invasive honey bees are now the single most dominant bee species. Such dominance has not only negative consequences for abundance and species richness of native bees but also for overall bee abundance (i.e., strong “numerical” effects of honey bees). Contrary to expectations, honey bees did not have stronger negative impacts than other native bees achieving similar levels of dominance (i.e., lack of negative “identity” effects of honey bees). These effects were markedly consistent across crop species, seasons and years, and were independent from land-use effects. Dominance could be a proxy of bee community degradation and more generally of the severity of ecological invasions.
Tipo de documento
Artículo
Versión del documento
Versión publicada
Lengua
English
Materias (CDU)
574 - Ecología general y biodiversidad
Páginas
8
Publicado por
Wiley
Publicado en
Ecology
Citación
Garibaldi, Lucas A., Néstor Pérez‐Méndez, Guaraci D. Cordeiro, Alice Hughes, Michael Orr, Isabel Alves‐dos‐Santos, and Breno M. Freitas et al. 2021. "Negative Impacts Of Dominance On Bee Communities: Does The Influence Of Invasive Honey Bees Differ From Native Bees?". Ecology 102 (12). doi:10.1002/ecy.3526.
Program
Cultius Extensius Sostenibles
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