Green coating on my rock

fishmonkey

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So at first I thought this stuff was green coralline algae but the more I looked into it I realized it’s probably not.

Can anyone specify what exactly is this green stuff on my rocks?
 
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fishmonkey

fishmonkey

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You didn't include the basic info... Age of the tank, parameters, lights, etc. Brand new coralline can be a bright green at first, but it's hard to tell in your pics.
Alk 9
Cal 450
Mag 1350
Salinity 1.025
nitrates currently 10 but had at 0 a month ago which sparked Dino problem. Working on getting it to 5
Phosphate .05

10 months old

green stuff has been there for many months and I have little purple coralline that usually ends up going away on the rocks. But that’s beside the point
 
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welsher7

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The green algae you are seeing is part of the normal maturation process that new tanks go through, especially when dry rock is used. As your tank ages it will go away and coraline or other algaes will take over. You don't see it in pictures very often because the heavy blue lights don't show it.
 
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The green algae you are seeing is part of the normal maturation process that new tanks go through, especially when dry rock is used. As your tank ages it will go away and coraline or other algaes will take over. You don't see it in pictures very often because the heavy blue lights don't show it.
Is there any name for it other than green algae?
 

welsher7

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I don't know the name of it, but I'm sure it has one. There is really no way to avoid it. Just ride it out and over time it will go away.
 

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So at first I thought this stuff was green coralline algae but the more I looked into it I realized it’s probably not.

Can anyone specify what exactly is this green stuff on my rocks?
that will never go aways an if it does, you're in trouble. it's like the primer for cars everything builds off of it also one of the biggest debates on if the calcification on live rock keeps it from algae outbreaks which from personal observation it does
 
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fishmonkey

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I don't know the name of it, but I'm sure it has one. There is really no way to avoid it. Just ride it out and over time it will go away.
Oh I actually like it. I just want to know the name of it and what exactly it does.
There is very little information on what it is and seems like an enigma tbh
 
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fishmonkey

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that will never go aways an if it does, you're in trouble. it's like the primer for cars everything builds off of it also one of the biggest debates on if the calcification on live rock keeps it from algae outbreaks which from personal observation it does
Seems odd no one in the reefing community specifies what this is and it’s purpose.
 
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