The plants of the region are adapted to the wet, saline soils transitioning inland to fresh water arriving from the west.

Due to the silt additions, the regions is extending an average of 1 km into the sea every 60 years.

The land is almost completely converted to human habitation, rice agriculture, or fish aquaculture.

The saline meadows are characterized by Suaeda salsa, the inland fresh water fed areas by kunai grass (Imperata cylindrica).

The Yancheng Coastal Wetlands Nature Reserve is an important component of the ecoregion, hosting an estimated 500,000 migratory birds each year.