青春华章丨邂逅游弋的“长江的微笑”

Core Points - The Yangtze River dolphin, also known as the "smiling angel," is a rare aquatic mammal endemic to the Yangtze River and serves as an indicator of the river's ecological health [1][11] - The population of the Yangtze River dolphin has been affected by ecological changes and pollution, leading to a significant decline in numbers over the years [13] - Recent conservation efforts have shown positive results, with the population increasing from 1,000 in 2017 to 1,249 in 2022, marking a growth of over 200 individuals [16] Summary by Sections Ecological Significance - The Yangtze River dolphin is considered a "barometer" of the river's vitality due to its high environmental requirements [1][11] - Changes in the Yangtze's ecosystem directly impact the dolphin's population, reflecting broader ecological shifts [1] Conservation Efforts - In response to the declining population, the Chinese government has implemented various conservation measures, including the establishment of natural reserves and the enactment of the Yangtze Protection Law in 2020 [14][17] - As of 2024, there are eight natural reserves dedicated to the Yangtze River dolphin, with ongoing efforts in both in-situ and ex-situ conservation [18][19] Population Recovery - The latest report indicates a stable trend in the Yangtze River dolphin population, with a recorded number of 65 individuals in a specific natural reserve by 2024, up from 62 in 2022 [19] - The successful breeding of five dolphins in artificial environments, including three second-generation dolphins, highlights advancements in conservation techniques [19] Public Perception and Recognition - The visibility of the Yangtze River dolphin has increased, with sightings becoming more common, symbolizing the ecological recovery of the Yangtze River [22] - International recognition of China's conservation efforts was noted in a 2025 article by The Times, praising the country's work as a model for small whale conservation globally [23]