Professor Emma Johnston © UNSW Sydney

Professor Emma Johnston: Underwater Trailblazer

Professor Emma Johnston at work © UNSW Sydney

Professor Emma Johnston at work

Weedy Seadragon, Sydney Harbour, NSW © Erik Schlogl

Weedy Seadragon, Sydney Harbour, NSW

Fish in Phyllospora, Sydney Harbour, NSW © Tamsin Peters

Fish in Phyllospora, Sydney Harbour, NSW