Group 1 - The establishment of the National Ecological Quality Comprehensive Monitoring Station at Hengshui Lake marks the beginning of precise and systematic monitoring of bird species and other biological habitats in the wetland [1] - The monitoring station will conduct systematic, standardized, and regulated ecological quality supervision and monitoring to support the ecological protection and restoration of Hengshui Lake, enhancing ecosystem diversity, stability, and sustainability [1] - The monitoring station was approved for establishment in December 2024 and is located in the Hengshui Lake National Nature Reserve, led by Hengshui University in collaboration with various ecological and environmental institutions [1] Group 2 - The Hengshui Lake National Nature Reserve covers an area of 163.65 square kilometers and is home to 336 species of birds, along with 594 plant species and 45 fish species, showcasing rich biodiversity [2] - The reserve is recognized for its complete inland wetland ecosystem, including marshes, water bodies, mudflats, meadows, and forests, earning it titles such as "the most beautiful wetland in Beijing-Tianjin-Hebei," "East Asia's sapphire," and "the kidney of North China" [2]