A primary economic activity in the Coastal Plains is Agriculture and fishing.

Agriculture and fishing are primary economic activities in the Coastal Plains, leveraging the region's fertile soils and abundant water resources. The flat, low-lying terrain is ideal for farming, allowing for the cultivation of various crops, including cotton, soybeans, and rice. Additionally, the extensive coastal waters provide rich fishing grounds that support both commercial and recreational fishing industries. This combination of agriculture and fishing not only sustains local communities but also contributes significantly to the economy of the Coastal Plains. Sustainable practices in these sectors are essential for maintaining the health of the environment and ensuring long-term economic viability.