Water concentrations of chlorophyll-a (Chl-a) during the post-restoration period (August and October 2023 and October 2024) expressed as percentage of the respective pre-restoration Chl-a concentration. Bars represent the standard deviations of the means.

  
  Part of: Boteva S, Traykov I, Angelova B, Kenarova A (2025) Restoration of high-mountain lakes: effects on nutrient concentrations and biological communities. One Ecosystem 10: e153673. https://doi.org/10.3897/oneeco.10.e153673