Effects of food,water depth,and temperature on diving activity of larval Anopheles gambiae sensu stricto: evidence for diving to forage |
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Authors: | Conan Phelan Bernard D. Roitberg |
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Affiliation: | 1. Division of Biological Sciences, University of Montana, , Missoula, MT 59812 U.S.A.;2. Department of Biological Sciences, Simon Fraser University, , Burnaby, Canada |
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Abstract: | Anopheles gambiae larvae have frequently been observed to dive, but the ecology of this behavior has not been extensively examined. We manipulated food level, water depth, and temperature for individually‐reared larvae and observed diving activity. Larvae dived more often under low food, which suggests that they dive to forage. There was only weak evidence for effects of water depth or temperature on diving. Experimental results are discussed in the context of energy budgets. Understanding larval ecology of this species is important for predicting how it will respond to environmental change. Further study is needed to assess the role that larval diving plays in both feeding ecology and thermal regulation of this and other medically important species. |
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Keywords: | Anopheles gambiae mosquito larva feeding behavior diving |
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