Fig. 3From: A smartphone-based crowd-sourced real-time surveillance platform (apple snail inspector) for the invasive snails: a design and development studyTwo-year reporting data on apple snails through the ASI surveillance system. A Distribution of apple snails in the province in 2020 and 2021. B Ratios of apple snails invading various water environments. C Changes in the reported number of sightings of apple snails in different months in 2020 and 2021Back to article page