Virginia Sea Grant: Alia Al-Haj walks back to the boat after deploying light sensors in Magothy Bay. ©Janet Krenn/VASG
Virginia Sea Grant: Alia Al-Haj winds up before staking a piece of PVC pipe into the sediment. Attached is a light sensor that will record light measurements a few inches from the bottom. ©Janet Krenn/VASG
Virginia Sea Grant: Alia Al-Haj puts a cap on a sediment core sample. ©Janet Krenn/VASG
Virginia Sea Grant: Arianna Sherman, UVA undergraduate studying chemistry, hangs over the boat to collect a water sample. ©Janet Krenn/VASG
Virginia Sea Grant: Alia Al-Haj (left) lowers a light sensor into the water while Arianna Sherman prepares to record measurements. ©Janet Krenn/VASG