green hair algae?

arinova8

New member
i had a small issue with some green hair algae.
its sort of under control now most of it is gone, whats the best way to get rid of the remaining green hair algae, attached to the rocks.
 
try some snails-turbo,trochus...eliminating phosphates is the best way to rid of it..also try to remove manually..-drew
 
Raise your magesium up around 2000 that should rid the hair algae problem your having. Just do it slowley and then lower it slowly.
 
Use AlgaeFix by API, do water changes with RO/DI water, use chemical media like Rowaphos and Chemipure Elite.

I used to have a massive problem with GHA, and with this you will elliminate it in less of a week.

Just remove all the algae posible before adding the algaefix.


Sorry for the bad english!!!!!
 
As everyone said check your phosphates. I started having a hair algae problem and realized it was my phosphates. Once I got them under control the algae started to go away.

John
 
There are a lot of hobbyists in your same position. Reducing your nitrate and phosphate levels to a zero reading will help in getting rid of many type of algae pests. IME, reducing nitrate and phosphate levels too low can kill or cause problems for many types of coral. Running GAC & GFO will all help in reducing the growth of these type of pests. In many cases they will not eradicate the pest. Vodka dosing will help reduce the nitrate and phosphate levels also, but will not necessarily eradicate the pest either.

A common problem is being able to identify your pest to a catagory correctly: true algae, cyano, dino, bacteria & other assorted pests that look similar. In many cases a micro look at your pest is best to properly ID it to one of these catagories.

IMHO, if you are faced with an algal type pest problem, it is best to implement an algae pest control program strategy:


1) Wet skimming with a good quality skimmer. Clean your skimmer cup at least once per week.

2) Reduce your nitrates and phosphates to a zero reading using the hobby grade test kits. See Randy's articles regarding this:

Phosphate and the Reef Aquarium
http://reefkeeping.com/issues/2006-09/rhf/index.php

Nitrate in the Reef Aquarium
http://www.advancedaquarist.com/issues/august2003/chem.htm

3) Proper lighting. I find that the higher wavelength bulbs are less conducive to algae growth. I now run 20,000 K bulbs from using 10,000 K bulbs.

4) Proper day length is a good thing also. I would not run your lights for more than 12 hrs total. Keep in mind that light entering from a window nearby is added to this figure.

5) Running GAC is a good practice in my book. It will help reduce the total dissolved organic carbons in your tank water and this is a food source.

6) Proper 30% per month total water changes will help export the DOC as well as some of the pests in the water column. It will help maintain the micro-nutrients as well.

7) Physical removal of the pest by hand, scrubbing and siphoning is important as well. If the amount of pest in your aquarium is overwhelming, perhaps dealing with one section at a time is a better idea.

8) Proper water circulation in your tank to prevent dead zones. When dealing with cyanobacteria pests increasing the flow where it grows seems to help.

9) Use RODI water for all top-off, salt mixing, additive mixes... etc.

10) Dosing iron may have benefits for macro-algae, but if you are experiencing algae pest problems than I would stop dosing it as it can add to the problem in many cases.

11) If you are dosing other supplements such as vitamins, amino acids, or others that contain a mix of supplements other than the basic alk., calcium and magnesium, I would stop these until you gain control of your pest. This includes many of the store bought products with unknown ingredients. Dosing Vodka or sugar to reduce your nitrates and phosphates would be an exception in my opinion.

12) Proper feeding habits. This can be the number one problem when trying to reduce your nitrate and phosphate levels. Use low phosphate fish foods.

13) IMHO, lighted refugiums may be a problem when trying to deal with an algae type pest problem. They are wonderful when it comes to reducing nitrates and phosphates. However, the light over most refugiums is conducive to the microalgae type pests. If the refugium becomes infested with a microalgae pest, I would clean it throughly of all pests as best as possible, remove the macro and turn off the lights until you gain control of your pest. Re-using the same macroalgae later may serve as a source for re-infestation of your pest.

14) Adding fish and other creatures that will eat your algae pest will help.

15) There are other items that can be added to this list if others care too share and some of the items listed may be disputed.

____________________________________________________________________________________________________ _______


If after you have tried all these procedures and you are still loosing the battle, I would recommend that you initiate the use of AlgaeFix Marine based on the reports I have seen in this thread:

http://www.reefcentral.com/forums/showthread.php?p=16056708#post16056708

I hate to see anyone give up on this hobby due to algae type pest problems.
 
IME, reducing nitrate and phosphate levels too low can kill or cause problems for many types of coral.

My own experience let me say that this is totally true. I have lost to anemones and couple LPS corals starving till death in order to completely eliminate any source of NO3 and PO4 when fighting against GHA. I'll also say that your pH and RA should be correct and stable when you want to get rid of gha.
 
I am having the same problem. Curious how many +1's I would get here for raising the magnesium?

Not for green hair algae. :)

Bryopsis, maybe, although I don't think magnesium itself works there either, only a toxic impurity in certain brand(s) of additives for magnesium (and not other brands).
 
Two little fishes phousband reactor with rowaphos works awsome and there not that expensive and keep ur lighting at a minimum till the GHA is gone.It works amazing never use anything other than RO water for top up and waterchange
 
I am having the same problem. Curious how many +1's I would get here for raising the magnesium?

Not for green hair algae. :)

Bryopsis, maybe, although I don't think magnesium itself works there either, only a toxic impurity in certain brand(s) of additives for magnesium (and not other brands).

Randy,

has anyone ever proved that Mg can inhibit the photosyntheses process ?

thanks,
Marian
 
some one mentioned using algea fix it workwd well with my soft coral tank. It affected my pe on my sps tank though. I have been battling gha for a while. I have phos remover in a reactor, running carbon,manuel removal. It is helping to do large water changes . I have a 200 gal and have been doing two 40 gal water changes a week. A month ago I raised my mag from 1200 to 1450 and i didnt notice the gha receed. Pulling the rock out and scrubbing it in some of the water I changed helped a ton. My sea hair and snails now eat the smaller gha. I havent beat it yet but I hope I'm on my way.
 
i tried scrubbing the rock i have 2 pieces still that even with scrubbing it off it always tends to grow back in the same 2 spots i manually pull it off but it comes back
 
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