Aerial view of a small boat floating in coastal waters, surrounded by lush green algae and clear water, showcasing serene and scenic marine ecosystems

aerial view boat coastal water algae sea green water marine life nature overhead shot aquatic vegetation isolated boat calm waters watercraft boating outdoor adventure solitude leisure activity tranquility peaceful scenic exploration nature reserve marine ecosystem water journey recreation pristine environment lush seagrass clear water nautical travel serene seascape environmental conservation small boat floating seaweed summer activity marine biology coastal exploration ecotourism sustainable travel remote area coastal scene sea exploration