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Fish Facts

Updated on February 22, 2016

Facts about Fish

Fish have been on the earth for more than 450 million years.

Fish were here long before the dinosaurs.

It is estimated that there may still be over 15,000 species of fish that have not yet been identified.

The spotted climbing perch is able to absorb oxygen from the air and will crawl overland using its strong pectoral fins.

Some fish like sharks don't posses an air bladder to help keep them afloat and must either swim continually or rest on the bottom.

Some fish make sounds by grating their teeth and others like some catfish make sounds from their air filled swim bladder.

Some species of fish can fly (glide) others can skip along the surface and others can even climb rock. There is a fish whose common name is 'flying fish'.

A goldfish don't have any stomach while starfish has a couple of them.

Its mouth is located on the ventral surface, underneath the upper surface.

A jellyfish is 95 percent water.

Some fish have eyes that are the same size as their stomach.

There are 1800 different species of starfish.

Some species of fish have skeletons made only of cartilage.

The electricity from an electric eel could be used to turn at least one light bulb on.

Catfish can range in size from the tiniest parasite, known to enter the urinary tract of an unsuspecting wader, to a record 646 pounds caught in Northern Thailand.

An ichthyologist is a person who studies fish.

The most poisonous fish in the world is the Stonefish.

A goldfish can live up to 40 years. The world record is of 43 years.

A starfish doesn't have a brain.

At 188 decibels, the whistle of the blue whale is the loudest sound produced by any animal.

The world's largest mammal, the blue whale, weighs 50 tons at birth. Fully grown, it weighs as much as 150 tons.

These fish have microscopic eyes at the end of each arm; this enables the starfish to view movement and differentiate between light and dark.

In case a starfish loses its arm, it is capable of regenerating it.

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    • dohn121 profile image

      dohn121 7 years ago from Hudson Valley, New York

      Great facts, UH. You are certainly on a role with all of this info.

    • Ultimate Hubber profile image
      Author

      Ultimate Hubber 7 years ago

      Hey! Thanx Dohn! These fine comments posted by you means a lot.

    • jiberish profile image

      jiberish 7 years ago from florida

      Ultimate, you must be a fisherman. Good Hub.

    • bingskee profile image

      bingskee 7 years ago from Quezon City, Philippines

      i like fishes that are edible - always.

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