Stag id it's growing great supposedly aussie

[BrentH]

It's basically brown with light blue tips that go down kinda farther then usually on stag and on side that gets more light has blue sorry pic sucs but I thought I would try I'd my best grower

 

[Frick]

Maybe Acropora abrolhosensis.

http://coral.aims.gov.au/factsheet.jsp?speciesCode=0059