Ow sorry, i'm new to this forum.
Here are the info:
> Test result Amonia 0, ph 7-7.2. and 6.8 from the tap
I'm don't have the kit to measure nitrate & nitrite level sorry

is this crucial ??
> my tank is 60 L and I've been running it for 2 mths. previously my friend was running it and it was terrible. algae everywhere and i'm sure water quality was poor.
> i dont know the brand of the filter, Qmax 550L/h, 220-240v/50hz, 7.6 w
> i did 30% water change once a week.
> there are 4 fish in the tank. Comet (8cm), Fantail (6 & 10 cm), Lion Head (12cm)
> during water change i mix the new tap water with aquaplus and stress coat and accu clear.. does it need that much ??? hmm ?
> When i realise the split underneath the eye area, i start giving melafix and pimafix to the main tank. and epsom salt.
>no new fish in the tank for a while. however 1 smaller lion head (9cm) just died because of dropsy. I'm not sure why it got dropsy though

so sad
> i feed my fish friskies, granulated sprinkle goldfish food and cooked mash peas and lettuce sometime
> Boncel the lion head which has the problem, always stand on his head.
split in the cheek area below the eyes on both sides.
sometime swimming eratically. but he eats well and poop well, small solid and same colour of the food.
he always try to eat the gravel but spit it again. is this normal ????
PLEASE HELPPPPP !!!!!!