Download or read book Shark Fishing Potentialities of the Philippine Seas written by Herbert Elmer Warfel and published by . This book was released on 1950 with total page 26 pages. Available in PDF, EPUB and Kindle. Book excerpt: One of the projects that early engaged the attention of the Philippine Fishery Program of the Fish and Wildlife Service was an experiment to ascertain the potential production of vitamin A oil from sharks and the possibility of establishing a fishery in the Philippines for the purpose of producing such oil.