A Nutritious Herbivore Formula. For all fresh & saltwater vegetarian fish. Seaweed Delight is a blend of natural seaweeds, fresh vegetables, natural color enhancers, vitamins, garlic and chlorophyll resulting in a nutritious diet for your herbivorous fish. It has a familiar scent and color that stimulates your fish to feed aggressively. It was developed to accommodate all herbivorous marine and freshwater fish species. This formula provides essential nutrients that help maintain high energy levels and vigor in your fish.