Potential solutions to the challenges of commercial fishing are beginning to surface as companies around the world introduce innovative plant-based alternatives and lab-grown seafood that could offer consumers fish without a catch. The Next Big Wave in Meat Alternatives When it comes to meat alternatives, you could say there are a lot of fish in the sea, but market research shows the next big trend will come in the form of plant-based seafood. The Beet raves, “Plant-based seafood is to 2021 what plant-based burgers were to 2019.”