- Fishes: Gulf sturgeon primarily feed on small fish species found in their habitat. Some common fish species they consume include:
- Menhaden
- Anchovies
- Silver perch
- Mullets
- Flounder
- Hardhead catfish
- Crustaceans: Gulf sturgeon also feed on crustaceans such as:
- Shrimp
- Crabs
- Crayfish
- Mollusks: Additionally, they may consume mollusks, including:
- Clams
- Snails
Gulf sturgeon utilize their specialized mouths to feed on these organisms. They have a flattened snout and a protrusible lower jaw, which they use to suck up prey from the bottom of the water column or from crevices in rocks and sediments.