White Marlin Open 2025 Dates. (a) officially register a boat, and/or (b) be registered as an angler on an officially. Long known as the “world’s largest billfishing tournament,” the open has awarded over $113 million for catches of the.

The white marlin open is always the first full week of august (beginning on a sunday), with registration occurring during the weekend immediately prior. The white marlin open is always the first full week of august (beginning on a sunday), with registration occurring during the weekend immediately prior.