What do fish eat in the ocean?

What do fish eat in the ocean?

The ocean is a huge mass of water, sometimes calm, sometimes agitated by a storm. It hides countless species of plants and animals that scientists have not even fully studied. Today we will focus on the species we know and learn how they get their food in these waters. Keep reading to understand how and what do fish eat in the ocean.

What do fish eat in the ocean?

How and what do fish eat

Often, fish eat other fish, as most of the inhabitants of the ocean are predators. They eat each other: the big fish will hunt the smaller one someday and eat the fish that will be even bigger. Some eat plankton, and some eat everything they find in the ocean floor.


Diet of fish according to their classifications

So, what do fish eat? The fish diet is very diverse: some are meat eaters who eat marine animals, including small fish, worms, and crustaceans. Some species of fish feed on small organisms and plants, other predators that eat other fish. The diet of fish depends on their classifications.

Read also

Top 10 ugly fish: the weirdest-looking sea creatures in the world

Fish in the ocean are divided into three types:

  • herbivorous
  • meat-eater
  • those who eat both meat and plants.

Also, fish can eat detritus and algae. The composition of detritus includes coral mucus and other organic substances. Over time, it accumulates on the seabed.

A bright example of those fish that eat meat and plants is Angelfish. These fish also eat sponges. Sponges make up a large part of their diet as well as shrimps.

READ ALSO: What is the difference between sea and ocean?


Fish that eat both meat and plants can survive on almost any food they get from the bottom of the sea. Their feed consists of small fish, crustaceans, worms and almost anything that is not poisonous to them.

Besides, there are species of meat-eating fish that hunt other species by surprise attack. To catch live prey, they have to go hunting so, for example, swordfish and sailboat use their sword weapons. With a sword, they kill or maim the fish and then pick it up with their mouth.

Read also

30+ great fishing quotes and sayings for the lovers of this hobby

READ ALSO: The biggest fish in the world


Do you know what the largest fish in the ocean eat? Do you think that its diet consists of big fish? You will be surprised to learn that the biggest fish in the ocean, the whale shark, eats plankton, squid, and other small ocean animals. It floats with a huge mouth open and filters food with gills. Despite the fact that it is called shark this fish does not hunt large prey.

The great white shark, on the contrary, is a great hunter and prefers large prey, including other sharks.

a whale shark

Aquarium fish diet

As for pet fish, they can be both meat eaters and vegetarians. They are often omnivorous, carnivorous, or herbivorous. Therefore, make sure that your fish belong to one of this category to feed it accordingly.

Please note! Some aquarium fish owners feed their fish from the ocean with beef. You should understand that it is not recommended, because the fish hardly digests such feed. Instead, you need to give the fish a little more treats, such as flies and worms. Such fish food can be bought in any pet store.

Read also

The best edikaikong soup recipe to taste!

pet fish

Finally, thHow to make fish feed at homez?fish eat insects? Conclusion ocean species mostly eat zooplankton, other fish, algae, sponges, fish eggs and larvae, jellyfish, worms, crustacean and yes, floating insects, but not insects we get used to on the surface.

READ ALSO: How to make fish feed at home?

Source: Legit.ng

Online view pixel