Fish and Fisheries

According to latest scientific survey, 32,000 species of fish had been described bill date now in 2011. That is more than the combined total of all other vertebrates: mammals, amphibians, reptiles and birds. Fishes are the most numerous vertebrates living on this earth and worldwide there are over 25000 species of fishes. Of this about 48% live in freshwaters that constitute just 0.01% of the earth's water. When dealing with fish diseases, first you have to identify what you're treating. There is no mediation that is effective against everything.