In the 1980s, scientist Kim Conway was part of an expedition to map the continental shelf in the Pacific Ocean. During this mission, he made a fascinating and unexpected discovery – unique reefs that were long thought to be extinct. Kim explains the significance of this discovery and what it means for science.

Hecate Strait/Queen Charlotte Sound Glass Sponge Reefs Marine Protected Area: http://www.dfo-mpo.gc.ca/oceans/mpa-zpm/hecate-charlotte/index-eng.html

Strait of Georgia and Howe Sound Glass Sponge Reef Conservation Initiative: http://www.dfo-mpo.gc.ca/oceans/ceccsr-cerceef/closures-fermetures-eng.html