10 General Fish Facts.

  1. There are over 30000 known species of fish…
  2. It is estimated that there may still be over 15,000 fish species that have not yet been identified.
  3. There are more species of fish than all the species of amphibians, reptiles, birds and mammals combined.
  4. Fish have been on the earth for more than 450 million years…
  5. Over 1000 fish species are threatened by extinction…..
  6. The study of history of fishes is known as ichthyology
  7. Fish have a specialized sense organ called the lateral line which works much like radar and helps them navigate in dark or murky water.
  8. Relative to their body size, fish have small brains compared to most other animals.
  9. The eyes of a fish never close even when they’re asleep..
  10. Fish drown when they are taken out of water, due to an overdose of oxygen.

 

 

 

 

 

 

 

 

 

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