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Old May 19th 04, 12:44 AM
simeseninjafish
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Default blue green algae and black hair alage problem?

hi velvet, and thanks for answering my post. I've had the aquarium since
November and it is a 180 litre tank. fish wise it's got 2 angels, three
mollies, 2 dwarf gouramis, 8 neon's, two small clown loaches a coolie loach,
and two cichlids which are about 7cm in size. I have planted the tank all
along the back and there are four small plants at the front, and there all
planted in 6cm of aquagrit. I did start turning the lights of after 10 hours
each day for the last month and a half, but it did not seem to do any good
so I went back to 12 hours a day. I also tried blacking out the tank for
three days but both my Siamese fighting fish were killed while the tank was
blacked out, and the black algae remand the same, and the blue green algae
was back after a week. I also had a Chinese algae eater for a couple of
months but he damaged and killed a few of my plants. will it be ok for the
fish if I Hoover the tank daily?. thanks
"Velvet" wrote in message
...
simeseninjafish wrote:

I also cant get hold of any type of treatment that contains an

antibiotic,
because I live in the uk.
"simeseninjafish" wrote in message
news:T1rqc.88$2z5.12@newsfe1-win...

Hi, can anyone tell me why I've got problems with blue green slime algae


and

black hair algae?. the blue green algae's got so bad that after only

three
days it has recovered eight square inch's of the gravel in my tank and

has
grown back in every place and more on my plants!. I no that I have not


been

over feeding or over stocked the tank with fish. the nitrite and ammonia
levels are at zero. the nitrate never gets higher than 5 mg/l and the
phosphate is around 0.25 mg/l. I guess that the
ph number is high and also the gh level because of the local water

coming
from reservoirs on chalk/lime hills near my home, but I have not tested


for

those. the tank is out of direct
sunlight and has the standard juwel lighting and reflectors that come

with
there tanks. I've been thinking about replacing a few of the plants with


the

fastest growing ones that I can find, but I think that unless there is a
treatment for blue green algae that will kill it off completely it will


just

start to cover the new plants, and I will be forced to remove all of

them.

oh, and I change 25% of the water in my tank once a week, and I also

clean
the gravel once a week with a power gravel cleaner. and my tapwater

reads
zero for nitrite ammonia and nitrate and 0.25 mg/l of phosphate. thanks





I've had that, when the tank was still new. How long's the tank been
going? what size is it? How many fish/what size, and how densely
planted is it? How long are the lights on for?

I managed to eradicate mine by hoovering up as much as I could daily,
and doing a black-out over the weekend for several weeks, allowing the
plants (and hoovering the BGA) between stints.

That and upping the filtration/current flow seem to have worked a treat.

--


Velvet