help sick killifish

[Jonodk22]

i just bought this little guy, anyway got him home and a few hours later noticed that he had a large white spot, which then the next morning had shrunk. Sat here this evening and was looking for him couldn't see then i heard a flapping and noticed that he was on the floor behind the tank now put him back his tail is ripped and the white spots are all over help!

 

[snork6]

What is your tank size and parameters, pictures would be helpful

 

[Jonodk22]

What is your tank size and parameters, pictures would be helpful

240ltr 0a 0n 10appm

got 2 mollies
6 kulli loach
1 yo yo loach
1 fighter
3 cores
6 prestella tetra
1 sumo loach
4 zebra diano
5 white cloud minow
2 ottos
5 cardinal tetras
and one killifish

 

[Jonodk22]

What is your tank size and parameters, pictures would be helpful

tried to take a pic but he's too quick

 

[snork6]

Do the white spots look like this?

 

[Jonodk22]

Do the white spots look like this?

no bigger and less

 

[snork6]

It could be ich but I have very little knowledge about if it can come in different forms. hopefully someone else with a little more experience can help you. Like I said before a pic and parameters of your water would be helpful.