Tropical bee species abundance differs within a narrow elevational gradient

Abstract Insect pollination is among the most essential ecosystem services for humanity. Globally, bees are the most effective pollinators, and tropical bees are also important for maintaining tropical biodiversity. Despite their invaluable pollination service, basic distributional patterns of tropi...

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Autores principales:	Kristin M. Conrad, Valerie E. Peters, Sandra M. Rehan
Formato:	article
Lenguaje:	EN
Publicado:	Nature Portfolio 2021
Materias:	Medicine R Science Q
Acceso en línea:	https://doaj.org/article/d9358c2332e748dd955ede33597a036b
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spelling	oai:doaj.org-article:d9358c2332e748dd955ede33597a036b2021-12-05T12:15:37ZTropical bee species abundance differs within a narrow elevational gradient10.1038/s41598-021-02727-92045-2322https://doaj.org/article/d9358c2332e748dd955ede33597a036b2021-12-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-02727-9https://doaj.org/toc/2045-2322Abstract Insect pollination is among the most essential ecosystem services for humanity. Globally, bees are the most effective pollinators, and tropical bees are also important for maintaining tropical biodiversity. Despite their invaluable pollination service, basic distributional patterns of tropical bees along elevation gradients are globally scarce. Here, we surveyed bees at 100 m elevation intervals from 800 to 1100 m elevation in Costa Rica to test if bee abundance, community composition and crop visitor assemblages differed by elevation. We found that 18 of 24 bee species spanning three tribes that represented the most abundantly collected bee species showed abundance differences by elevation, even within this narrow elevational gradient. Bee assemblages at the two crop species tested, avocado and squash, showed community dissimilarity between high and low elevations, and elevation was a significant factor in explaining bee community composition along the gradient. Stingless bees (Tribe Meliponini) were important visitors to both crop species, but there was a more diverse assemblage of bees visiting avocado compared to squash. Our findings suggest that successful conservation of tropical montane bee communities and pollination services will require knowledge of which elevations support the highest numbers of each species, rather than species full altitudinal ranges.Kristin M. ConradValerie E. PetersSandra M. RehanNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-12 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	Medicine R Science Q
spellingShingle	Medicine R Science Q Kristin M. Conrad Valerie E. Peters Sandra M. Rehan Tropical bee species abundance differs within a narrow elevational gradient
description	Abstract Insect pollination is among the most essential ecosystem services for humanity. Globally, bees are the most effective pollinators, and tropical bees are also important for maintaining tropical biodiversity. Despite their invaluable pollination service, basic distributional patterns of tropical bees along elevation gradients are globally scarce. Here, we surveyed bees at 100 m elevation intervals from 800 to 1100 m elevation in Costa Rica to test if bee abundance, community composition and crop visitor assemblages differed by elevation. We found that 18 of 24 bee species spanning three tribes that represented the most abundantly collected bee species showed abundance differences by elevation, even within this narrow elevational gradient. Bee assemblages at the two crop species tested, avocado and squash, showed community dissimilarity between high and low elevations, and elevation was a significant factor in explaining bee community composition along the gradient. Stingless bees (Tribe Meliponini) were important visitors to both crop species, but there was a more diverse assemblage of bees visiting avocado compared to squash. Our findings suggest that successful conservation of tropical montane bee communities and pollination services will require knowledge of which elevations support the highest numbers of each species, rather than species full altitudinal ranges.
format	article
author	Kristin M. Conrad Valerie E. Peters Sandra M. Rehan
author_facet	Kristin M. Conrad Valerie E. Peters Sandra M. Rehan
author_sort	Kristin M. Conrad
title	Tropical bee species abundance differs within a narrow elevational gradient
title_short	Tropical bee species abundance differs within a narrow elevational gradient
title_full	Tropical bee species abundance differs within a narrow elevational gradient
title_fullStr	Tropical bee species abundance differs within a narrow elevational gradient
title_full_unstemmed	Tropical bee species abundance differs within a narrow elevational gradient
title_sort	tropical bee species abundance differs within a narrow elevational gradient
publisher	Nature Portfolio
publishDate	2021
url	https://doaj.org/article/d9358c2332e748dd955ede33597a036b
work_keys_str_mv	AT kristinmconrad tropicalbeespeciesabundancedifferswithinanarrowelevationalgradient AT valerieepeters tropicalbeespeciesabundancedifferswithinanarrowelevationalgradient AT sandramrehan tropicalbeespeciesabundancedifferswithinanarrowelevationalgradient
_version_	1718372106869145600

Tropical bee species abundance differs within a narrow elevational gradient

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