2. The bones of sturgeon grow outside. There is a lot of mucus on the surface of fish, which is not easy to catch. Be careful when cleaning.
The seller can kill the sturgeon when buying it. When you go home to clean, you can put a towel on it, grab the fish's tail, scrape it with the back of a knife or brush it with a brush to remove the mucus from the fish.
4. Remove the gills, break the belly, take out the internal organs and other things, and then wash them. After that, it can be further processed as needed.