White spots

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wesleyclement85

wesleyclement85

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What's these white dots on heater and back glass? I'm assuming it could be bubbles but not for sure so just checking.
1476911507828.jpg
1476911516807.jpg
 
Orphek OR3 reef aquarium LED bar
Looks like Spirobid worms..
Harmless filter feeders if that is them...
Or, they might be just calcium deposits...
 
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IF YOU HAD TO TAKE A REEFING EXAM, WOULD YOU PASS?

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  • Not yet, but I have one that I want to buy in mind!

    Votes: 9 12.9%

  • No.

    Votes: 26 37.1%

  • Other (please explain).

    Votes: 3 4.3%
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