also, do you have new Ottos? My understanding is that many Ottos come weak and diseases from the suppliers- the general rule of thumb I have seen is that if they make it a month they will likely be okay. Steev might have some input on this. On Fri, Jan 15, 2010 at 3:09 PM, Christine Ranegger <cranegger@msn.com>wrote: > > Concerning the Oto ... I wonder if it might have starved since they really > like algae and in a newly set up tank they might not find enough of it. > > > > Just a thought, > > Christine > > > From: mikeycpa@gmail.com > > Date: Fri, 15 Jan 2010 11:26:25 -0800 > > To: gsas-member@thekrib.com > > Subject: Re: [GSAS-Member] Nitrogen Cycle - a slow start? > > > > Roy, > > > > I tried your suggestion as I am using API's Nitrate test solution that > > is part of their master test kit (the kind with two bottles). I did > > another test last night with your recommendation of plenty of vigorous > > shaking. No such luck. Nitrate is still reading 0. Also, when I > > went this morning to give my fish breakfast before I left for work, > > one of my oto's had was lying on the bottom, upside down, deceased. > > The other appeared to be fine and the danios are all just as active as > > always. > > > > Does anyone know about a way to tell if the tank is fully cycled w/o > > using ammonia/nitrite/nitrate levels to verify? Meg's suggestion > > (below) sounds like a possible explanation but with the death of a > > hearty fish like an oto I'm a bit concerned now and hesitant to > > introduce more less-hearty fish without knowing the water is > > definitively safe. > > > > Any suggestions? > > -M- > > > > ----------------- From Meg ----------------- > > Perhaps the 0 nitrate reading is due to your plants using it up? If > > there are only a handful of fish compared to the amount of water, you > > might have a small concentration of nitrate that the plants are able > > to keep up with. > > _______________________________________________ > > GSAS-Member mailing list > > GSAS-Member@thekrib.com > > http://lists.thekrib.com/mailman/listinfo/gsas-member > > _______________________________________________ > GSAS-Member mailing list > GSAS-Member@thekrib.com > http://lists.thekrib.com/mailman/listinfo/gsas-member > _______________________________________________ GSAS-Member mailing list GSAS-Member@thekrib.com http://lists.thekrib.com/mailman/listinfo/gsas-member