Outdoor seating near lakes, ponds, or rivers can subtly alter local rotifer populations—tiny but vital aquatic microorganisms. These creatures thrive in specific water conditions, and human activities like installing benches, tables, or decks may indirectly affect their habitat. Increased foot traffic and shading from structures can change water temperature and nutrient distribution, potentially disrupting rotifer reproduction. Additionally, runoff from nearby seating areas might introduce pollutants, further stressing these delicate ecosystems. Understanding these interactions helps balance recreational spaces with environmental conservation. Further research is needed to assess long-term effects and develop eco-friendly outdoor seating solutions.