thanks guys, i will get an ammonia and nitrile test tomorrow and change 50% for bottled water.
is this the fault of the shop as the fish are under guarantee, where do you think I stand with getting some money back?
I kept fish years ago without any problems - can't remember any of this palava.
We bought a smallish tank last Saturday. Filled it with tap water. Left it until Wednesday before adding guppies, neons and tiger barbs. Before adding the fish we did a Tetra 6 in 1 test - all results were okay. Bought the fish from Pets at Home. Left them in bags in tank for a while to let...