From 2010 to 2019, total of 48 species birds of Charadriiformes were recorded at the Yalujiang estuary and Liaohe estuary wetland, by the bird researchers and birdwatchers. Of them, the Little Stint (Calidris minuta), the Long-billed Dowitcher (Limnodromus scolopaceus), the Pectoral Sandpiper (C. melanotos) and the Ruff (C. pugnax) are new bird distribution records for the Liaoning Province.