What is one of the main objectives of aquatic plant management?

One of the main objectives of aquatic plant management is to selectively control nonnative plants. This is crucial because nonnative plants can disrupt local ecosystems, outcompete native species, and cause various ecological issues such as reduced biodiversity and altered water quality. By selectively managing these invasive species, efforts can be made to maintain the health of aquatic ecosystems while preserving beneficial native plants that contribute positively to the environment.

Effective aquatic plant management focuses on achieving a balance that ensures the sustainability of water bodies. It aims to promote the growth of native aquatic species that are important for the overall health of the aquatic environment while minimizing the growth of problematic nonnative species. This targeted control helps maintain ecosystem function and enhances the quality of habitats for fish and wildlife, which are essential parts of the aquatic ecosystem.

The other options imply either an extreme approach, such as the complete elimination of all aquatic plants, which isn't feasible or ecologically sound, or an exclusive promotion of specific plant types, which does not consider the health of the entire aquatic ecosystem. Encouraging tourism, while potentially a beneficial side effect, is not a primary objective of aquatic plant management itself.