Originally posted on YouTube by HONOLULUMagazine . Conclusion: The worlds most expensive saltwater fish. So if you have a spare $30,000 you can buy a Peppermint Angelfish or buy a new car ...

Some fish species can live in both freshwater and saltwater. These species are called euryhaline fish. However, most fish species can only survive in one or the other based on their salinity ...

On the outdoor lot of his beachside facility, flecked with dozens of plastic bins and tanks, biologist Syd Kraul has raised several fish species from eggs to fingerlings, including tuna, snapper ...

Over 15,300 species of marine fish are now included in the Census database with another 2,000 ¡V 3,000 expected by the time of the final Census report in 2010.

Of all living ray-finned fish, the researchers found 15,149 species live in freshwater and 14,736 live in saltwater. (A small minority of ray-finned fish, about 4 percent, can live in both fresh ...

Our analysis of 13,195 marine fish species reveals that the extinction risk is significantly higher than the IUCN's initial estimates, rising from 2.5% to 12.7%.

The IUCN study, which began in 2007 and included 25 marine scientists, is the first time the group has tried to assess native marine fish species in an entire sea.