Fish Trivia

All fish have a backbone.

All fish are cold-blooded.

The walking catfish is known as Frankenfish.

There are three classes of fish: jawless, cartilaginous, and bony.

Fish have been around for 500 million years.

There are about 25,000 different species of fish alive today.

There are about 20,000 different species of bony fish alive today.

Fish are identified by: a combination of the number of fins and their characteristics, scale counts, general features, colour, maximum length and distribution are used.

There are more species of fish than all the species of amphibians, reptiles, birds and mammals combined.

40% of all fish species inhabit fresh water, yet less than .01% of the earth's water is fresh water.

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.

Fish keeping began with the Sumerians more than 4,500 years ago.

The first display aquarium opened in 1853 at Regent's Park in London.

First time freshwater fish owners spend an average of $27.00 on fish when starting up
their new aquariums.

Students who are fish owners score the highest on both math and verbal SATs, with a combined score 200 points higher than non-pet owners.

High schoolers who keep fish or other pets have an average GPA of 3.5, versus
non-pet owners at 3.2.

Fish have a specialized sense organ called the lateral line which works much like radar and helps them navigate in dark or murky water.

The largest fish is the great whale shark which can reach fifty feet in length.

The smallest fish is the Philippine goby that is less than 1/3 of an inch when fully grown.

Some species of fish have skeletons made only of cartilage.

Fish have excellent senses of sight, touch, taste and many possess a good sense of smell and 'hearing'.

A fish is an animal which lives and breathes in water. All fish are vertebrates (have a backbone) and most breathe through gills and have fins and scales. Fish make up about half of all known vertebrate species.

Unlike other relaxation techniques, attending to a fish tank is a spontaneously initiated activity. The brain is programmed to attend to water and the movement of fish, therefore no training or practice is necessary to experience stress reduction.

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

Fish were well established long before dinosaurs roamed the earth.

There are over 25,000 identified species of fish on the earth.

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

Freshwater fish owners maintain an average of 13 fish and nearly one-in-eight U.S. households keep fish as pets.

Aquarium fish are the most popular pet in America, with nearly 12 million households
owning more than 158,600,000 fish.

Research and experimental evidence indicates fish aquariums lower blood pressure in
both hypertensive and normal subjects.

There are 27,000 fish species in the world.

A female ocean sunfish can produce more eggs than any other fish; 300 million in one spawning.

The fastest fish in the ocean is the sailfish. It can swim 68 miles per hour (110 kilometers.)

Freshwater fish inhabit all sorts of environments: streams, rivers, lakes, springs, lands, lagoons, billabongs, backwaters, estuaries, swamps, dune lakes, reservoirs, ponds and drains. Some freshwater fish also spend part of their lifecycle at sea.

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.

An ichthyologist is a person who studies fish.

Fish feel pain and suffer stress just like mammals and birds.

Tropical fish are one of the most popular pets in the U.S.

95% of tropical fish mortality results from improper housing and nutrition.

Many tropical fish sold in the United States are harvested from the wild in Africa, Asia, and Central and South America.

In some species the males and females have different shaped bodies or different colouring; in other species there is no visible difference.

Some fish have lungs and breathe air, but most breathe through gills. Gills are made up of thin sheets of tissue richly supplied with blood vessels.

The most poisonous fish on Earth is the puffer fish. Just .1 gram of toxin can kill an adult in 20 minutes or less.

There is extensive medical evidence indicating that aquariums are a highly effective means of alleviating stress even in difficult situations such as dental surgery.
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