Chironomus kiiensis is a species of midge found in freshwater habitats. Its larvae are known for their role in aquatic ecosystems as detritivores, feeding on organic matter and contributing to nutrient cycling. C. kiiensis is used as an indicator species for water quality assessments due to its sensitivity to environmental changes. Understanding the distribution and abundance of C. kiiensis can provide valuable information about the health of aquatic ecosystems and the impacts of environmental changes.