AlexLT macroalgae tank

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What kind of sponge is it? That’s great success with keeping it!

Are you dosing Phyto or bacteria? Or stirring up your sandbed occasionally?
 
What kind of sponge is it? That’s great success with keeping it!

Are you dosing Phyto or bacteria? Or stirring up your sandbed occasionally?
This is a photosynthetic sponge. Phytoplankton and bacteria are not added.
 
What kind of sponge is it? That’s great success with keeping it!

Are you dosing Phyto or bacteria? Or stirring up your sandbed occasionally?
Important point, the system is without a skimmer
 

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HOW IMPORTANT ARE FISH TO MAKING A REEF TANK FEEL COMPLETE?

  • Essential! A reef needs fish movement and personality

    Votes: 26 63.4%
  • Very important, but one or two fish may be enough

    Votes: 5 12.2%
  • Optional... a coral-only reef can feel completely finished

    Votes: 2 4.9%
  • I actually prefer a coral-and-invertebrate-only system

    Votes: 0 0.0%
  • It depends on the tank’s size, style, or purpose

    Votes: 6 14.6%
  • I’ve kept a fishless reef (details in the comments)

    Votes: 1 2.4%
  • Well...it's complicated... (answer in the comments)

    Votes: 1 2.4%
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