So I'm my community grow out I have a wide cross section of fish diurnal and nocturnal but I could never fully appreciate my night swimmers and since in strapped for cash I can't have one of the fancy led light systems do I did this 

I ran a short string of low light Christmas lights across the lids under the florescent light and just switch plugs for night time


I ran a short string of low light Christmas lights across the lids under the florescent light and just switch plugs for night time