海上家国情丨台风过后调查忙

Core Viewpoint - The article highlights the ecological investigation conducted by the Haikou Marine Center in response to the environmental monitoring needs of the Meilan District fishing port construction project, emphasizing the balance between major project development and ecological protection [2] Group 1: Investigation Focus - The investigation focuses on key ecological resources including Chinese horseshoe crabs, mangroves, and seagrass beds, monitoring the population distribution, age structure, habitat integrity, and reproductive activity of Chinese horseshoe crabs [2] - The methods employed include "drone surveying + manual field investigation" to determine the boundaries of seagrass ecosystems and confirm the coverage area [2] - "Remote sensing identification + on-site verification" is used to survey the distribution of mangrove areas, the structure of mangrove plant communities, and the biomass per unit area [2] Group 2: Challenges and Methodology - Traditional manual investigation methods face challenges due to tidal cycles and muddy terrain, including high temperatures, intense labor, and mosquito bites [2] - To ensure timely completion of tasks, investigators walk approximately 10 kilometers daily, navigating various tidal channels and mud pits [2] - The investigation successfully collected drone imagery of mangroves and seagrass beds from Beigang Island to Quikou Fishing Port, as well as data on the distribution of Chinese horseshoe crabs and seagrass beds [2]