Browsing by Subject "Harmful Algal Bloom (HAB)"
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Item The application of Trindex to predict harmful algal blooms in lake torment (Nova scotia, Canada)(Видавництво Львівської політехніки, 2020-02-24) Hushchyna, Kateryna; Bao, Quoc Vo; Tri, Nguyen-Quang; Dalhousie UniversityThis paper introduces the Threshold Index (hereafter called TRINDEX) for the Harmful Algal Bloom (HAB) prediction in lake Torment (Nova Scotia province, Canada). TRINDEX was suggested via the logarithmic transformation and then the thresholds of bloom pattern were established by the discrimination test named the Receiver Operating Characteristic curve (ROC). The cohort studies will be also presented to show how accurate the bloom prediction when using TRINDEX in comparing to the real observations.Item The first step to sketch the spatio-temporal evolution of biochemical and physical parameters involving in the Harmful Algal Blooms (HAB) in Mattatall Lake (Nova Scotia, Canada)(Publishing House of Lviv Polytechnic National University, 2016) Nguyen-Quang, Tri; Lieou, Kien-Chinh; Hushchyna, Kateryna; Nguyen, Tri-Dung; Sharifi Mood, Negar; Nadeem, Muhammad; McLellan, Kayla; Murdymootoo, Kalaivani; Merks, Emily; Hirtle, RachelMany watercourses in Nova Scotia (Canada) have recently had algal blooms in a surprisingly increasing way in frequency and diversity without any good understanding or explanation about causes and effects. The blooms triggered in Mattatall Lake (Wentworth, Nova Scotia) have many particular aspects: toxic species domination, nutrients increasing on a monthly basis, and blooms that co-exist with icy conditions. In this paper, we suggest an approach to create a map system with an appropriate interpolation and validation of necessary data in order to deal with this issue in Mattatall Lake and to contribute to the analysis framework and management plan on the entire area. Our long-term objective is aiming to suggest a modeling process for the entire watershed.