2021/08/03 · You need to provide your sturgeons with high-protein food, such as bloodworms (pictured). Hans Hillewaert / CC BY-SA 4.0. In the wild, sturgeons tend to feed whenever they come across viable prey, such as insect larvae, macroinvertebrates (e.g. crabs, shrimp, mussels, barnacles), and small benthic fish.