I Edición Premio Naturforo 2012 (First Edition Award Naturforo 2012) will be calling for entries from 1 October for its competition. The subject of the contest is anything in relation with nature or wildlife. There is a specific category for Underwater Photography.
Full rules and entry details (in English) are available on the Naturfoto website. Entries will be accepted from 1 October until 31 November, 2012.