RE: [APD] RE: Algae Bloom?? PLEASE READ! Thanks!!

[Scott H <irons_21 at yahoo_com>]

What microscope do you have?  More specifically, what
is your magnification range?  I recently purchased
one, but have not been able to see anything in my tank
water.  I'm pretty sure that's a good thing, but it's
a decent microscope.  

--- Seweryn Bialasiewicz <s_bialasiewicz at hotmail_com>
wrote:
> 
> I recently experienced exactly what was described...
> cloudy milky water that 
> got cloudier and cloudier, and after 2 weeks turned
> solid green. Maybe a 
> transition from a bacterial bloom to an algal
> bloom?? Water changes did 
> nothing. Not dosing ferts did nothing. Lowering food
> did nothing. Ditto for 
> the lights.Adding more nitrifying bacteria did
> nothing. Waited almost 4 
> weeks and it still did not get better, so I went out
> and got a UV 
> steriliser. Within 3 days, the water was crystal
> clear. I left the UV run 
> for another week to be sure, with a partial water
> change. Afterwards I 
> unplugged and removed it, and the blooms have not
> come back since. At it's 
> peak, I took a water sample and checked it out under
> a microscope... lots of 
> small round cells which would not gram stain (or
> counterstain for that 
> reason either!), so I assumed they were tiny
> unicellular algea. Also a fair 
> amount of different protists, and even some worms
> (one looked disturbingly 
> like a hookworm), but the vast majority were the
> little round cells. You 
> could wait it out, or spend some $$ on a UV filter
> (or borrow one!). The 
> other thing I would watch out for is the O2 levels
> if you have fish in the 
> tank, 'cos the huge numbers of organisms in the
> water might suck up a lot of 
> it.
> 
> - Seweryn
> 
> >
> >--- Vic Di Cosola <clutch24 at adelphia_net> wrote:
> > > . . .  A very nice guy here mentioned in my
> earlier post on cloudy
> > > water, that this could be early
> bacteria/normal??  I'm not set to
> > > panic JUST yet, but...2 days after a 50% water
> change, it's more
> > > cloudy than before and seems to be getting
> worse.
> >
> >I haven't found water changes to be particularly
> helpful with the
> >clouldiness that comes from a cycling tank. It
> comes right back. I've
> >thought that this was because it's more a matter of
> the good bacteria not
> >yet outcompeting the stuff that clouds the water.
> You pull out a bunch of
> >the bacteria with a water change and it just grows
> back rather quickly. If
> >you try to starve the bacteria, you can end up
> starving your plants. Hoping
> >I learned well from Tom, I try to be sure my plants
> don't go hungry. And if
> >I got impatient, I'd throw on a UV. If it started
> to turn green on me, then
> >I might be even more inclined to use a UV, but I've
> never actually had 
> >green
> >water, knock on wood.
> >
> >
> 
>
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