got home and the guppy was dead.
Thanks for reply tom
i will do that now
i had 3 small glasscat fish, 2 molys, 4 platys, bristle nose plec,4 guppys, 4 danios
they were all small bigest was the Danios about 2-3 cm long.
if it was over stocked wouldnt the Amonia/Nitrite go up is that right ...