For a salad of boiled fish with cauliflower with mayonnaise, take white fish - the mayonnaise dressing will compensate for the dryness of its meat. White fish is low in calories, it contains a large amount of protein and amino acids necessary for the human body. It is better to buy frozen fish: it retains more nutrients. The most popular representatives of white fish: cod, herring, mackerel, halibut, hake and pollock.