There are over 34,000 species of fish on Earth, and many of them are prominent in various ways. Here are a few examples:

♦ Great White Shark: 

The Great White Shark is one of the most well-known fish species in the world, known for its massive size and fearsome reputation.

♦ Tuna: 

A tuna is a group of large, fast-swimming fish that are highly prized for their meat. They are found in oceans all over the world and are a popular food source for humans.

♦ Clownfish: 

Clownfish are brightly colored fish that are native to the Indian and Pacific Oceans. They are popular in the aquarium trade and became famous as the characters Nemo and Marlin in the Disney movie "Finding Nemo."

♦ Salmon: 

Salmon is a group of fish that are famous for their annual migration from the ocean to freshwater streams to spawn. They are also a popular food source for humans and are prized for their flavor and nutritional value.

♦ Electric Eel: 

The Electric Eel is a type of fish found in South America that is capable of generating electric shocks of up to 600 volts. This ability is used for defense and hunting prey.

♦ Whale Shark: 

The Whale Shark is the largest fish in the world, growing up to 40 feet in length. They are gentle giants that feed on plankton and are found in warm oceans around the world.