well i just bought a filter from cliner for $5 so now i need everything except for a tank and a filter but now i am pondering if i should have the river still or make it like the one below. Now i have another question(sorry if i am bugging you with all of my questions) is there some sort of lighting that is cheap and not $300? Can i get a shop light instead? And thanks for your response CmLaracy about the sub