Conceptual figures showing (A) diel variations in lake ecosystem respiration (ER), gross primary production (GPP) and net ecosystem productivity (NEP), (B) differences in GPP daily rates due to cloud cover, and (C) effects of variations in weather conditions on mixed layer depth (Zmix), nutrient ([Nut]) and organic matter ([OM]) availability, and consequently daily metabolic rates.
Ludmila S. Brighenti and Jacob A. Zwart
CC BY-SA 4.0
Created and shared by Ludmila S. Brighenti and Jacob A. Zwart to be uploaded to Wikimedia.