"Using data on shark catches, discards and mortality rates worldwide, the researchers estimated that approximately 100 million sharks are killed per year by humans."
source: http://www.iflscience.com/plants-and-animals/how-many-sharks...
"Using data on shark catches, discards and mortality rates worldwide, the researchers estimated that approximately 100 million sharks are killed per year by humans."
source: http://www.iflscience.com/plants-and-animals/how-many-sharks...