Notes & news: IMCC4 live-blog – Cambodia – SIDS – World Heritage sites – Arctic MPAs – High seas treaty – Big versus small MPAs – Healthier coral reefs – MPA News vault – MPA Science Corner

We are live-blogging the International Marine Conservation Congress MPA News’ affiliated website OpenChannels.org will be at the Fourth International Marine Conservation Congress in St. John’s, Newfoundland, Canada and will be live-blogging the event. The conference...