Chasing Coral is one of my favourite ocean-themed documentaries and focuses on fascinating species.
This article is written by another professor of mine Dr. Daniel Pauly who wrote a piece on the controversial documentary Seaspiracy. He clarifies the issues presented in the documentary through the lens of a well-established marine biologist.
I referenced this paper in my fisheries success story about sea cucumbers which provides a great model for comanagement strategies in fisheries.