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Figure 6 | Parasites & Vectors

Figure 6

From: Laboratory experiments on stranding of Anopheles larvae under different shoreline environmental conditions

Figure 6

Three mechanisms of stranding larvae. (a) Falling behind shoreline recession: When the shoreline recession rate is high, larvae fail to overtake the receding water after deposited on land and become stranded. (b) Entrapment in small closed water bodies: Receding water leaves behind water and larvae at depressions. Once the water body is separated from the reservoir, larvae cannot easily leave. These separated closed water bodies may dry out soon, causing larval death. (c) Inhabitation in shallow areas: Larvae staying at a shallow area near the shoreline are more susceptible to stranding. Vegetation and onshore wind work to attract larvae to a shallow area.

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