wow , im not sure where to begin...
#1 piranha's in a 10 gallon = 0
#2 why bichirs and piranhas totally different worlds water types ect
#3 piranhas can go with all sorts of fish just like in south america lots of things live with piranha
#4 piranhas are wimpy and very flighty unless kept ina group of 6 or more very boring fish
#5 save your money and figure out what you really want , no sence ending up with a cluster f of mis matched fish and trying to figure out what the heck your gonna do next
depending on where you live you can get 1 fish that is 100000000000000000000000 times more interesting and violent than the above mentioned cluster f
snakeheads, pike cichlids, flowerhorn, the skys the limit but if you want true advice if all you have is a 10 gallon..... quit now or go buy a real tank
#1 piranha's in a 10 gallon = 0
#2 why bichirs and piranhas totally different worlds water types ect
#3 piranhas can go with all sorts of fish just like in south america lots of things live with piranha
#4 piranhas are wimpy and very flighty unless kept ina group of 6 or more very boring fish
#5 save your money and figure out what you really want , no sence ending up with a cluster f of mis matched fish and trying to figure out what the heck your gonna do next
depending on where you live you can get 1 fish that is 100000000000000000000000 times more interesting and violent than the above mentioned cluster f
snakeheads, pike cichlids, flowerhorn, the skys the limit but if you want true advice if all you have is a 10 gallon..... quit now or go buy a real tank