The article discusses the 10 best ocean documentaries that shed light on various issues affecting marine life and ecosystems. From documentaries focusing on pollution, overfishing, and marine park cruelty to those showcasing the beauty and wonders of the oceans, there is a diverse range of films to explore. Some of the notable documentaries include "Seaspiracy," which exposes destructive commercial fishing practices, "Blackfish," which reveals the cruelties of marine parks, and "A Plastic Ocean," which highlights the widespread issue of plastic pollution in the oceans.

Other documentaries like "Mission Blue" follow renowned oceanographer Sylvia Earle in her campaign to protect marine life, while "The Last Ocean" documents the threats posed by commercial fishing to the Ross Sea in Antarctica. Each documentary offers a unique perspective on the challenges facing the oceans and the urgent need for conservation efforts to protect marine ecosystems and wildlife.