Impacts of climate change on high priority fruit fly species in Australia.

Tephritid fruit flies are among the most destructive horticultural pests posing risks to Australia's multi-billion-dollar horticulture industry. Currently, there are 11 pest fruit fly species of economic concern in Australia. Of these, nine are native to this continent (Bactrocera aquilonis, B....

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Main Authors: Sabira Sultana, John B Baumgartner, Bernard C Dominiak, Jane E Royer, Linda J Beaumont
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2020-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0213820
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author Sabira Sultana
John B Baumgartner
Bernard C Dominiak
Jane E Royer
Linda J Beaumont
author_facet Sabira Sultana
John B Baumgartner
Bernard C Dominiak
Jane E Royer
Linda J Beaumont
author_sort Sabira Sultana
collection DOAJ
description Tephritid fruit flies are among the most destructive horticultural pests posing risks to Australia's multi-billion-dollar horticulture industry. Currently, there are 11 pest fruit fly species of economic concern in Australia. Of these, nine are native to this continent (Bactrocera aquilonis, B. bryoniae, B. halfordiae, B. jarvisi, B. kraussi, B. musae, B. neohumeralis, B. tryoni and Zeugodacus cucumis), while B. frauenfeldi and Ceratitis capitata are introduced. To varying degrees these species are costly to Australia's horticulture through in-farm management, monitoring to demonstrate pest freedom, quarantine and trade restrictions, and crop losses. Here, we used a common species distribution model, Maxent, to assess climate suitability for these 11 species under baseline (1960-1990) and future climate scenarios for Australia. Projections indicate that the Wet Tropics is likely to be vulnerable to all 11 species until at least 2070, with the east coast of Australia also likely to remain vulnerable to multiple species. While the Cape York Peninsula and Northern Territory are projected to have suitable climate for numerous species, extrapolation to novel climates in these areas decreases confidence in model projections. The climate suitability of major horticulture areas currently in eastern Queensland, southern-central New South Wales and southern Victoria to these pests may increase as climate changes. By highlighting areas at risk of pest range expansion in the future our study may guide Australia's horticulture industry in developing effective monitoring and management strategies.
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spelling doaj.art-47a42a8b186344f484495000d7d806b02022-12-21T19:16:25ZengPublic Library of Science (PLoS)PLoS ONE1932-62032020-01-01152e021382010.1371/journal.pone.0213820Impacts of climate change on high priority fruit fly species in Australia.Sabira SultanaJohn B BaumgartnerBernard C DominiakJane E RoyerLinda J BeaumontTephritid fruit flies are among the most destructive horticultural pests posing risks to Australia's multi-billion-dollar horticulture industry. Currently, there are 11 pest fruit fly species of economic concern in Australia. Of these, nine are native to this continent (Bactrocera aquilonis, B. bryoniae, B. halfordiae, B. jarvisi, B. kraussi, B. musae, B. neohumeralis, B. tryoni and Zeugodacus cucumis), while B. frauenfeldi and Ceratitis capitata are introduced. To varying degrees these species are costly to Australia's horticulture through in-farm management, monitoring to demonstrate pest freedom, quarantine and trade restrictions, and crop losses. Here, we used a common species distribution model, Maxent, to assess climate suitability for these 11 species under baseline (1960-1990) and future climate scenarios for Australia. Projections indicate that the Wet Tropics is likely to be vulnerable to all 11 species until at least 2070, with the east coast of Australia also likely to remain vulnerable to multiple species. While the Cape York Peninsula and Northern Territory are projected to have suitable climate for numerous species, extrapolation to novel climates in these areas decreases confidence in model projections. The climate suitability of major horticulture areas currently in eastern Queensland, southern-central New South Wales and southern Victoria to these pests may increase as climate changes. By highlighting areas at risk of pest range expansion in the future our study may guide Australia's horticulture industry in developing effective monitoring and management strategies.https://doi.org/10.1371/journal.pone.0213820
spellingShingle Sabira Sultana
John B Baumgartner
Bernard C Dominiak
Jane E Royer
Linda J Beaumont
Impacts of climate change on high priority fruit fly species in Australia.
PLoS ONE
title Impacts of climate change on high priority fruit fly species in Australia.
title_full Impacts of climate change on high priority fruit fly species in Australia.
title_fullStr Impacts of climate change on high priority fruit fly species in Australia.
title_full_unstemmed Impacts of climate change on high priority fruit fly species in Australia.
title_short Impacts of climate change on high priority fruit fly species in Australia.
title_sort impacts of climate change on high priority fruit fly species in australia
url https://doi.org/10.1371/journal.pone.0213820
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