Simon Stewart (Ngāti Kahungunu ki Wairoa) is a freshwater scientist at the Cawthron Institute. His research focuses on exploring and quantifying connectivity and fluxes within and across aquatic ecosystems. This includes diet connectivity within food webs which across ecosystem boundaries as well and transport of nutrients across aquascapes. Ultimately, Simon uses fundamental approaches to address applied issues within Aotearoa freshwater ecosystems. This involves working closely with local communities and hapū.