In nature, most fish feed in the early morning and at dusk. Exceptions are herbivores and omnivores that forage throughout the day, and nocturnal species. Although aquarium fish can be fed at any time of day, morning and evening feedings are best.

When should you not feed fish?

Terrible Advice Tuesdays: When placing a new fish in a tank, it should not be offered food until it has been in the tank for at least 24 hours.

Should fish be fed everyday?

In general, most fish do quite well on one or two feedings per day. Most fish require 16 to 24 hours to fully digest the food they eat, so a once-a-day feeding is quite sufficient. However, some owners prefer to feed their fish very lightly twice a day.