Indoor aquarium - hair algae

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Discussion

ColinM50

Original Poster:

2,647 posts

181 months

Tuesday 23rd November 2021
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Don't know if this is the right forum, iof not mods please move it but anyway, here goes

We've got a Juwel tank and filter and tropical fish. Had it for about four years but over the last 8-9 months we've had a major infestation of hair algae. Google it if you're not aware what it is, but it's really spoiled our tank to the extent that we lost a lot of fish and plants. I've fitted new (£170) LED lights, several major water changes, tried different chemicals as recommended by Pets at Home and a local fish specialist, Maidenhead Aquatics, but can't get rid of the stuff. Every day I rip a good handful out of the tank and it's peeing me off.

Anyone any ideas please 'cos SWMBO's suggesting we get rid of the whole shebang.

TIA

Condi

17,773 posts

177 months

Tuesday 23rd November 2021
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Ransoman

884 posts

96 months

Tuesday 23rd November 2021
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Is the tank in direct sunlight? I used to have this issue and reducing sunlight exposure helped.

Also, do you have living plants? Planted tanks are a dark art that i still haven't mastered. It seems like you can have one plant that will thrive and that will encourage 1 type of Algae. Make any changes and another plant will thrive, the first will die and the algae will change. Plastic/fabric plants are far easier.

Oakey

27,759 posts

222 months

Tuesday 23rd November 2021
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Which lighting unit did you get, was it the Helualux? Have you got the day and night controller?

Have you tried something like Seachem Flourish Excel?

Jasandjules

70,412 posts

235 months

Wednesday 24th November 2021
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I only do marine so the concept may be different, but what water are you using? If it is full of nutrients then.......

Also it is a new tank?

We use RO water in marine and then with some decent flow usually the hair algae does not last long.

paintman

7,748 posts

196 months

Wednesday 24th November 2021
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What fish/shrimp etc have you got in the tank?
How long are the lights on each day?
Is the tank in direct sunlight?
How frequently do you normally carry out partial water changes?
Do you have live plants/imitation plants(silk or plastic?/mosses/no plants at all?
If you have live plants what plant feed do they get incl CO2 as liquid or gas?
What chemicals/treatments have you tried so far?
Which type of hair algae is it?

Edited by paintman on Wednesday 24th November 18:33