Coral hawkfish (Cirrhitichthys oxycephalus). This one sits on a similar colored sponge barrel and is around 4cm in length. Hard to photograph because they are shy and quick. Taken by #Underwaterphotographer #DanielSasse #Scubadiving #Aonang #Krabi #photooftheday #Marinelifeprotection #Ouroceans #Underwaterphotography #Fortheoceans #nature #uwpic #Savetheoceans #Marineconservation #Oceandefender #Saveourseas #underwaterlife #fish #ecowarrior #wildlife #underwaterworld