The Epaulette shark or rank shark is a long and slender shark with a flat head. This shark is the most popular shark to be kept as a pet. The rank shark has a unique appearance due to its spotted coloration. They generally measure about 3.3 feet when fully grown.

The brown banded bamboo shark is another amazing shark that can be kept as a pet. The characteristic of this shark is the presence of barbels around its nose. As its name suggests, the brown banded bamboo shark has a beautiful banded pattern.

"Wobbegong can be a perfect shark to keep as a pet as long as you get the right species. Some wobbegongs can grow up to 10 feet long, which is certainly not ideal for an aquarium."

The coral cat shark is one of the species of cat sharks that lives in coral reefs. This type of shark grows up to 28 inches long, making it small enough to be kept as a pet. Its body is very slender, while its head and tail are short. The most distinctive feature of the coral cat shark is the numerous black and white spots on its back.

"The shortfin nurse shark is the smallest member of the nurse shark family. This shark is a tropical reef species that can grow up to 30 inches long. As its name suggests, the shortfin nurse shark has a short tail. They also have a relatively blunt wide head with small nostrils."

The bala shark is a freshwater fish that closely resembles a shark. The color, shape, and mouth of the bala shark make this fish look like a shark. However, in reality, the bala shark is still related to the carp family and is not a true shark, despite its name. The bala shark gets its name "shark" because of the way it swims.

"The rainbow shark is a small fish with a ray-finned structure, closely related to species like goldfish and small fish. The rainbow shark is also commonly known by various names, including ruby shark, red-finned shark, and small rainbow fish."