Scientists estimate that 91% of marine species have not yet been classified and more than 80% of our oceans are unmapped, unobserved, or unexplored. More than 2,700 scientists from 80 countries have contributed to the census. 26th. 2021
How many unknown fish are there in the sea?
Roughly speaking, estimates of the number of undiscovered species in the ocean range from hundreds of thousands (Editor's note: recent estimates including NMNH scientists) to 10 million. The above range.
Method Haven't many kinds of fish been found?
Considering fish, it is estimated that there are 5,000 species that have not yet been explained. 2012
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