UBC Undergraduate Research

Water pool management in relation to mosquito abundance and control methods at the University of British Columbia Lindsay, Aidan

Abstract

A study conducted at the University of British Columbia examined the effects of vegetation, chlorination, aeration, and presence of fish, on species abundance in relation to mosquitoes, in ten difference water pools around campus. Floating vegetation was associated with an increased abundance of mosquito non-predatory species (p=0.01), emergent vegetation was associated with an increased abundance of predatory species (p=0.01), and submerged vegetation was associated with an increased abundance of mosquito non-predatory (p=0.02) and predatory species (p<0.01). Presence of chlorination significantly reduced the overall species abundance, both non-predatory (p=0.02) and predatory species(p<0.01), aeration was shown to reduce predatory species abundance (p=0.05) and the presence of fish was associated with a reduced abundance of non-predatory species (p=0.01) and increased abundance of predatory species (p=0.02). Based on these results and other studies a number of recommendations have been made for effective development and maintenance of water pools on campus. Disclaimer: “UBC SEEDS provides students with the opportunity to share the findings of their studies, as well as their opinions, conclusions and recommendations with the UBC community. The reader should bear in mind that this is a student project/report and is not an official document of UBC. Furthermore readers should bear in mind that these reports may not reflect the current status of activities at UBC. We urge you to contact the research persons mentioned in a report or the SEEDS Coordinator about the current status of the subject matter of a project/report.”

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Attribution-NonCommercial-NoDerivs 2.5 Canada