Deep Blue League is an independent publication launched in April 2025 by Keriann Lee to cover Deep Sea Mining and its cast of global characters, including companies, geopolitical players and the regulator, as well as conservationists, campaigners and public views.

It is divided into two main sections - news and developments which are shorter news stories on daily happenings of interest, as well as deep dives containing analyses or explainers.

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Keriann Lee

Keriann Lee is a London based senior communications professional and former journalist with experience in media, higher education, and finance.

Get in touch: contact@deepblueleague.com