IUCN Red List Assessment
Red List Category
Red List Criteria
Butchart, S. & Symes, A.
Allen, D., Chan, S., Chen, X., Fang, W., Lin, Q. & Zhou, X.
This species has a small, declining population, principally as a result of the reclamation of tidal mudflats, estuarine habitats and offshore breeding islands for industry, infrastructure development and aquaculture. These factors qualify it as Vulnerable.