just wondered if any1 has any idea whats happened in my tank... my fish were all perfectly fine n healthy... got a fresh bit of fish weed yesterday placed it in the tank got up this morning n few fish were acting strange... never touched there food n sum were sittin on the bottom of the tank ... got a call off my dad around diner time saying my fish n shrimps are dieing should i take the weed out... so we have taken it out n the remaining fish have come back to life after taking the weed out n a water change..... any1 no whats happened? its always the same weed i buy
will my other fish be alright now?!?! 
