Fish intelligence in paradise fish ("Macropodus opercularis") which avoid places where they have experienced a single attack by a predator and continue to avoid for many months. A number of studies have shown that fish can retain information for months or years. Anecdotally, channel catfish ("Ictalurus punctatus") can remember the human voice call announcing food five years after last hearing that call. Goldfish remember the colour of a tube dispensing food one year after the last tube presentation. Sockeye salmon still react to a light signal that precedes food arrival up to eight months since the last reinforcement. Some common rudd and
Fried fish fishcakes made of cod (and other white fish, such as haddock or whiting) are a widely available in the frozen food sections of U.S. grocery stores. Fast food restaurants use fried fishcake in sandwiches like the Filet-O-Fish offered by McDonald's. Long John Silver's, Skipper's, Captain D's, and Arthur Treacher's are well-known North American chain restaurants that serve fried fish as their main food offering. Catfish are also a prevalent farm-raised type of fish that is often served fried throughout the world. A classic fried fish recipe from France is the "Sole meunière". Community fish fries are popular in the southern