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  • .... Horrors! That is a cyanide compound! You are sending your fish to the gas chamber and it will kill them instantly! Horsefeathers. Once again, the q ...o 3c, dealing with the prophylactic use of salt to avoid common infectious diseases of fish by keeping the level of salt detailed above in the tank. I am a st
    13 KB (2,290 words) - 05:09, 14 February 2011
  • ...a that feed off nitrate and consume the oxygen within and release nitrogen gas. These work in conditions with little to no free oxygen in the water so the ...d consumes nitrates. However it produces the harmful [[Hydrogen sulphide]] gas. Looks like black muck when you stir up the tank substrate.
    4 KB (612 words) - 04:20, 24 February 2011
  • ...tion of [[oxygen]] in the water. But it usually the result of [[nitrogen]] gas supersaturating the aquarium tank water. Cold tap water is under pressure and contains [[chlorine]] gas so when it comes out of the tap the drop in pressure will release these gas
    1 KB (260 words) - 02:58, 14 February 2011
  • ...hydrogen to make the ammonium ion, [[NH4]]+. Note that while the dissolved gas ammonia is highly toxic, the ammonium ion is effectively non-toxic. In wate ...sful for the fish (and keeper). It can lead to the development of numerous diseases in and on the fish (from the stress-reduced resistance of the fish).
    19 KB (3,335 words) - 00:50, 14 February 2011
  • ...ou do run a risk of introducing snails, food scraps and other creatures or diseases from the existing tank to your new tank. Make sure you can trust the source ...super-fast bacteria growing. It's due to some of the ammonia turning into gas due to the amount of water turbulence you've set up. So top it up.
    22 KB (3,927 words) - 18:15, 18 July 2012