The german photographer Ralf Kiefner is diving since 1973 and is working successfully as author, wildlife and underwater photographer and as underwater cameraman and video producer since 1989. During the years he turned his hobby not only into his business, but also into his passion. So it´s no wonder that his professional work is published worldwide in wellknown magazines such as Stern, Geo, Hör Zu, P.M. Magazine, Paris Match, Le Figaro, Airone, BBC Wildlife, FHM, Sunday Telegraph, Daily Express, Sunday People, Hello, Daily Mail, Focus und National Enquirer.
His book Whales and Dolphins worldwide is published already in 5 different languages. Researches and scientists equally describe the book as beeing "standard work".
Also the list of TV channels that Ralf Kiefner worked for and that have used his footage in their productions, sounds like the "who is who" of the TV business. Besides the big german TV channels such as ARD, ZDF, RTL, VOX or PRO 7, he also worked for international highly acclaimed TV channels such as National Geographic, Discovery Channel and BBC.