The impact of the herbicide atrazine on growth and photosynthesis of seagrass, Zostera marina (L.), seedlings

► Impact of the widely used herbicide atrazine on eelgrass seedlings was studied. ► Atrazine presents a threat to eelgrass seedlings growth and photosynthesis. ► The impact of atrazine on eelgrass seedlings is much higher than for adult plants.