The oceans contain the most biologically diverse ecosystems on earth, yet in comparison to terrestrial systems, our understanding and protection of these habitats and their species is lagging (Hendriks et al., 2006; Richardson and Poloczanska, 2008; Polidoro et al., 2009; McCauley et al., 2015). Given the critical ecosystem services that the oceans provide, such as food security, coastal defens...