The closed fishing season in waters surrounding Taal Volcano began in March and ends later this month.<br /><br />Our senior correspondent Lois Calderon navigates Taal Lake with scientists and authorities in the race to save the Tawilis species from extinction. <br /><br />Watch this exclusive footage.<br /><br /><br />Visit our website for more #NewsYouCanTrust: https://www.cnnphilippines.com/<br /><br />Follow our social media pages:<br /><br />• Facebook: https://www.facebook.com/CNNPhilippines<br />• Instagram: https://www.instagram.com/cnnphilippines/<br />• Twitter: https://twitter.com/cnnphilippines