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Urban gardens promote bee foraging over natural habitats and plantations

Research output: Journal contributions › Journal articles › Research › peer-review

Standard

Urban gardens promote bee foraging over natural habitats and plantations. / Kaluza, Benjamin F.; Wallace, Helen; Heard, Tim A. et al.
In: Ecology and Evolution, Vol. 6, No. 5, 01.03.2016, p. 1304-1316.

Research output: Journal contributions › Journal articles › Research › peer-review

Harvard

Kaluza, BF, Wallace, H, Heard, TA, Klein, AM & Leonhardt, SD 2016, 'Urban gardens promote bee foraging over natural habitats and plantations', Ecology and Evolution, vol. 6, no. 5, pp. 1304-1316. https://doi.org/10.1002/ece3.1941

APA

Kaluza, B. F., Wallace, H., Heard, T. A., Klein, A. M., & Leonhardt, S. D. (2016). Urban gardens promote bee foraging over natural habitats and plantations. Ecology and Evolution, 6(5), 1304-1316. https://doi.org/10.1002/ece3.1941

Vancouver

Kaluza BF, Wallace H, Heard TA, Klein AM, Leonhardt SD. Urban gardens promote bee foraging over natural habitats and plantations. Ecology and Evolution. 2016 Mar 1;6(5):1304-1316. doi: 10.1002/ece3.1941

Bibtex

@article{48c86f448ebe4e5caf473a21565f5955,
title = "Urban gardens promote bee foraging over natural habitats and plantations",
abstract = "Increasing human land use for agriculture and housing leads to the loss of natural habitat and to widespread declines in wild bees. Bee foraging dynamics and fitness depend on the availability of resources in the surrounding landscape, but how precisely landscape related resource differences affect bee foraging patterns remains unclear. To investigate how landscape and its interaction with season and weather drive foraging and resource intake in social bees, we experimentally compared foraging activity, the allocation of foragers to different resources (pollen, nectar, and resin) and overall resource intake in the Australian stingless bee Tetragonula carbonaria (Apidae, Meliponini). Bee colonies were monitored in different seasons over two years. We compared foraging patterns and resource intake between the bees' natural habitat (forests) and two landscapes differently altered by humans (suburban gardens and agricultural macadamia plantations). We found foraging activity as well as pollen and nectar forager numbers to be highest in suburban gardens, intermediate in forests and low in plantations. Foraging patterns further differed between seasons, but seasonal variations strongly differed between landscapes. Sugar and pollen intake was low in plantations, but contrary with our predictions, it was even higher in gardens than in forests. In contrast, resin intake was similar across landscapes. Consequently, differences in resource availability between natural and altered landscapes strongly affect foraging patterns and thus resource intake in social bees. While agricultural monocultures largely reduce foraging success, suburban gardens can increase resource intake well above rates found in natural habitats of bees, indicating that human activities can both decrease and increase the availability of resources in a landscape and thus reduce or enhance bee fitness.",
keywords = "Anthropogenic activities, Climate factors, Meliponines, Resource availability, Urbanization, Ecosystems Research",
author = "Kaluza, {Benjamin F.} and Helen Wallace and Heard, {Tim A.} and Klein, {Alexandra Maria} and Leonhardt, {Sara D.}",
year = "2016",
month = mar,
day = "1",
doi = "10.1002/ece3.1941",
language = "English",
volume = "6",
pages = "1304--1316",
journal = "Ecology and Evolution",
issn = "2045-7758",
publisher = "John Wiley & Sons Inc.",
number = "5",

}

RIS

TY - JOUR

T1 - Urban gardens promote bee foraging over natural habitats and plantations

AU - Kaluza, Benjamin F.

AU - Wallace, Helen

AU - Heard, Tim A.

AU - Klein, Alexandra Maria

AU - Leonhardt, Sara D.

PY - 2016/3/1

Y1 - 2016/3/1

N2 - Increasing human land use for agriculture and housing leads to the loss of natural habitat and to widespread declines in wild bees. Bee foraging dynamics and fitness depend on the availability of resources in the surrounding landscape, but how precisely landscape related resource differences affect bee foraging patterns remains unclear. To investigate how landscape and its interaction with season and weather drive foraging and resource intake in social bees, we experimentally compared foraging activity, the allocation of foragers to different resources (pollen, nectar, and resin) and overall resource intake in the Australian stingless bee Tetragonula carbonaria (Apidae, Meliponini). Bee colonies were monitored in different seasons over two years. We compared foraging patterns and resource intake between the bees' natural habitat (forests) and two landscapes differently altered by humans (suburban gardens and agricultural macadamia plantations). We found foraging activity as well as pollen and nectar forager numbers to be highest in suburban gardens, intermediate in forests and low in plantations. Foraging patterns further differed between seasons, but seasonal variations strongly differed between landscapes. Sugar and pollen intake was low in plantations, but contrary with our predictions, it was even higher in gardens than in forests. In contrast, resin intake was similar across landscapes. Consequently, differences in resource availability between natural and altered landscapes strongly affect foraging patterns and thus resource intake in social bees. While agricultural monocultures largely reduce foraging success, suburban gardens can increase resource intake well above rates found in natural habitats of bees, indicating that human activities can both decrease and increase the availability of resources in a landscape and thus reduce or enhance bee fitness.

AB - Increasing human land use for agriculture and housing leads to the loss of natural habitat and to widespread declines in wild bees. Bee foraging dynamics and fitness depend on the availability of resources in the surrounding landscape, but how precisely landscape related resource differences affect bee foraging patterns remains unclear. To investigate how landscape and its interaction with season and weather drive foraging and resource intake in social bees, we experimentally compared foraging activity, the allocation of foragers to different resources (pollen, nectar, and resin) and overall resource intake in the Australian stingless bee Tetragonula carbonaria (Apidae, Meliponini). Bee colonies were monitored in different seasons over two years. We compared foraging patterns and resource intake between the bees' natural habitat (forests) and two landscapes differently altered by humans (suburban gardens and agricultural macadamia plantations). We found foraging activity as well as pollen and nectar forager numbers to be highest in suburban gardens, intermediate in forests and low in plantations. Foraging patterns further differed between seasons, but seasonal variations strongly differed between landscapes. Sugar and pollen intake was low in plantations, but contrary with our predictions, it was even higher in gardens than in forests. In contrast, resin intake was similar across landscapes. Consequently, differences in resource availability between natural and altered landscapes strongly affect foraging patterns and thus resource intake in social bees. While agricultural monocultures largely reduce foraging success, suburban gardens can increase resource intake well above rates found in natural habitats of bees, indicating that human activities can both decrease and increase the availability of resources in a landscape and thus reduce or enhance bee fitness.

KW - Anthropogenic activities

KW - Climate factors

KW - Meliponines

KW - Resource availability

KW - Urbanization

KW - Ecosystems Research

UR - http://www.scopus.com/inward/record.url?scp=84959422731&partnerID=8YFLogxK

U2 - 10.1002/ece3.1941

DO - 10.1002/ece3.1941

M3 - Journal articles

C2 - 26848387

AN - SCOPUS:84959422731

VL - 6

SP - 1304

EP - 1316

JO - Ecology and Evolution

JF - Ecology and Evolution

SN - 2045-7758

IS - 5

ER -

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