Corals Closing Up In Waves

Deptron

Member
Joined
Apr 14, 2015
Location
Blenhiem
so I've got a few different corals that tend to close up in "waves". Mostly my acans and zoas. One colony will close up for 1-3days, reopen, and then the colony next to it will close up for 1-3days. When they reopen they look super healthy and no worse for the wear. Nothing else in the tank seems to be affected. And not all of the acans and zoas exhibit this behavior. My levels are cal-425, alk-7.9, mag 1350, ph hovers around 8.
 

Luke.

Distinguished Member
Joined
Jun 9, 2015
Location
Kitchener
Sounds like they just don't like the waves , can you control them ? (The wave speed ) what powerhead do you use
 

derrick orosz

Super Active Member
Joined
Oct 11, 2014
Location
Ayr, Ontario
In general both of those would like lower water movement. My acans and zoas are lower in the tank with less light and water movement and are happy
 

Shooter000

HomeGrownFrags
Joined
Jan 19, 2015
Location
Alvinston, Ontario
Could be something crawling in them,on them, brittle stars moving around, I've got some BIG brittle stars that go from colony to colony of my palys one day my gobstopper50+, then my Tyree armagedons30+ Must be getting trapped detritus in between the polyps?¿, just a guess, not sure about the acans though, maybe crabs?¿
 
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