Let this be a lesson to you all – if you have a fish tank, keep the KH up. And, if you forget and your KH keeps dropping, don’t do a 25% water change of RO water. Especially if you tank was running at about 8.5pH and the RO is (apparently) at 5pH.
*sigh*
74 guppies4 glass catfish42 loaches- 2 Dwarf Gouramis
1 male siamese fighting fish5 female siamese fighting fish32 Plecs- 6 glowlight tetras
Not the best of weeks…
Update Make that 1 guppy…

