otocinclus catfish

I introduced half a dozen oto's at the weekend and I've already lost 2 and fear the remainder may soon follow.as their activity seems to be diminishing. I've tested params this morning and all well within acceptable margins. I do keep koi so am familiar with water testing but I know that does...

Hi all, Wondering if ayone has any ideas on Species for this Otocinclus? It has me a little stumped as some have similar colouring but different shapes e.g. for example Flexilis. No discernible lateral line and colouring (brown) is distinctly different from any of my other Otocinclus, as...

Hello, Have just created a shrimp only tank after a number of deaths via Glo light Tetras !!! Hoping they will finally breed ! (Everyone says it is so easy)have only bred once in nearly 8/9 months!!! Any advice on anubias bonsai much appreciated, will be picking some up at the weekend! Also...

Good evening guys. I have a 100l planted tank where i have 18 neons, 2 SAE, 12 RCS and i recently added(1 and a half week ago) 3 ottos. I bought 4, but one died during transport(2.5 hours drive). My water parameters are good, the other fish are perfectly fine, but since the moment i added them...