What is the largest and smallest fish in the world?

Heaviest cartilaginous fish Whale shark 15-20 tons
Smallest predacious fish Dwarf lanternshark 5.9 – 7.8 inch (15-20 cm)

What is the world’s smallest fish?

In the murky blackwaters of the peat swamp forests of Southeast Asia lives the world’s smallest fish, the dwarf minnow of the genus Paedocypris.

What is the name of the biggest fish in the world?

The biggest fish in the ocean is the Rhincodon typus or whale shark. Despite their tremendous size and intimidating appearance, whale sharks are commonly docile and approachable.

What is the biggest fish in the world that is not a shark?

The first non-shark on the World Atlas’s list of the largest fish living today is a species of ray called Manta birostris, known less Latin-ly as the giant ocean manta ray. The giant manta ray can extend 23 feet and weigh three tons. The Florida Museum mentions that in a few cases their wingspan approached 30 feet.

What is a very small fish called?

When they have developed to the point where they are capable of feeding themselves, the fish are called fry. When, in addition, they have developed scales and working fins, the transition to a juvenile fish is complete and it is called a fingerling. Fingerlings are typically about the size of fingers.

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What is the smartest fish in the world?

The East African cichlid fish Julidochromis transcriptus, a tiny fish no more than seven centimetres long, is able to recognize unfamiliar individuals just by looking at their eyes. This stripped little fish lives hidden among rocks in Lake Tanganyika, one of the world oldest and largest freshwater lakes.

What is the rarest fish in the world?

Devils Hole pupfish are likely the world’s rarest fish, and their population dropped to 35 in 2013. Researchers have since made a breakthrough in their captive breeding.

Who is king of fish?

Salmon is called the king of fish. With its steely, silver skin, as shiny as King Arthur’s armor, it even looks the part.

What pet fish lives the longest?

Livebearing fish like platys, mollies, and swordtails generally live less than 5 years at best. Other smaller community species like tetras, rasboras, and the like live around 3 to 5 years. The aquarium fish species that tend to live the longest are goldfish, loaches, silver dollars, and certain species of cichlids.

What is the most dangerous fish in the world?

10 of the World’s Most Dangerous Fish

  • Candiru. …
  • Great White Shark. …
  • Moray Eel. …
  • Tigerfish. …
  • Piranha. …
  • Stonefish. Stonefish (Synanceia verrucosa). …
  • Atlantic Manta. manta ray moodboard—moodboard/Thinkstock. …
  • Electric Eel. electric eel Toni Angermayer/Photo Researchers.

What killed Megalodons?

The timing is everything. Past research suggests that the megalodon (Otodus megalodon) went missing 2.6 million years ago alongside a wave of marine extinction, potentially caused by a supernova that triggered severe climate and biodiversity changes during this time.

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Is the Megalodon still alive?

But could megalodon still exist? ‘No. It’s definitely not alive in the deep oceans, despite what the Discovery Channel has said in the past,’ notes Emma. ‘If an animal as big as megalodon still lived in the oceans we would know about it.

Which is the fastest fish?

Not all experts agree, but at top speeds of nearly 70 mph, the sailfish is widely considered the fastest fish in the ocean. Clocked at speeds in excess of 68 mph , some experts consider the sailfish the fastest fish in the world ocean.

What is the smallest shark?

Dwarf lanternshark

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