The euphotic and profundal zones, which together comprise the limnetic zone, are home to a variety of organisms. This video looks at the characteristics of primary producers and consumers and how energy is transferred and lost through the different levels in a food chain. Informative diagrams and in-the-field footage make this an essential resource for senior secondary biology students.

Originally released by ClickView/VEA, 2020. Streaming video file encoded with permission for digital streaming by Infobase on February 17, 2021.

The Limnetic Zone (4:42); .