sup everyone i am going to start a new tank soon when i can get everything im going to need but i had a few questions if anyone can help me i have a 55 gallon that i got from my aunt and it hadent been used in a really long time so i filled it up and then i had to reseal it but i know what i want to put in their but i dont no if it will work out so i was hopin someone would be able to give me a heads up befor i do it. i wanted to put about 4 weather loaches 4 clown loaches 2 silverdollors and a black shark in their and i know from past experences that black sharks are agressive as they become a little older because my mom had one but i dident know if i could put him with any of teh other fish i talked about but if anyone can give me any answers it will be very helpful