Photo of Animalia: species: Acanthastrea pachysepta (Lizard Island Field Guide)

Acanthastrea pachysepta at Yonge Reef near Lizard Island.

Identified by Grace Frank and Dr Zoe Richards.

© Anne Hoggett

Identified by Grace Frank, who notes: "This species commonly occurs as a single polyp, usually with a dark colouration and yellow spines (that are in sets of 3 or 5 down the septa)."