Yachts spend most of their life in constant contact with water, which places steady pressure on underwater surfaces. Saltwater, heat, and microorganisms begin affecting the hull long before problems become visible. Owners who understand underwater exposure plan maintenance early rather than reacting after damage appears.
Bottom painting plays a critical role in protecting submerged... https://maverickym.com/Blog/b/how-regular-yacht-bottom-painting-prevents-marine-growth-and-hull-damage