Australian Institute of Marine Science 1 article published in JoVE Biology Physiological Characterization of the Coral Holobiont Using a New Micro-Respirometry Tool Kate Quigley1, Nicholas Carey2, Carlos Alvarez Roa3 1Minderoo Foundation, 2Marine Scotland Science, 3Australian Institute of Marine Science This protocol describes the setup and running of a micro-respirometry system that can be employed to investigate the physiological features of the coral holobiont.