The office urges consumers to compare prices of fish, which can range from 35 pesos to over 464 pesos per kilo, advising to buy cheaper options like skipjack and corvina to offset the Lent tradition's increased costs. Prices for various other fish and shellfish, including expensive options like cocktail shrimp and salmon, are also provided. Profeco offers recommendations on buying fish, such as from establishments with proper refrigeration, and checks for freshness and smell.