How to get rid of black beard algae

[bentech4u]

Hello Forum,

I am new to this forum and new to aqua scaping.

recently my tank got black beard algae and it is growing.

I have reduced light and still no luck.
Tank size: 90cm and it has CO2

 

[sparkyweasel]

Welcome! 🙂
Please give some information about your tank so that we can aadvise you.
Tank info guidelines here.

Thread 'Please read the guidelines for Algae help!'

27 Apr 2020

Dear Member

Please give as many details as possible regarding your aquarium set-up, when requiring advice/help!

The above will be posted at the start of each help request.
Why do we ask these questions?
It will stop the member posting multiple times, plus adviser's don't need to scroll through a whole thread to find them.

Copy and Paste the list below...and add your answers to each number on the list!
Please upload photographs/images if possible.

1. Size of tank in litres.
2. Age of the set - up.
3. Filtration + Media/Sponges.
4. Lighting and duration.
5. Substrate.
6. Co2 dosing or...

• G H Nelson
• Replies: 0
• Forum: Algae

• 

 

[bentech4u]

Thanks for the response,

Mine is 90 cm, 120 Ltr tank.
New setup. 3 months old
it has external filter, placed under the cupboard
lights : 5 hours
Co2: 5 hours (3 hours before light)