Personaly I dont think the light intensity has a big role its how much shade is provided. One of my dimly lit/sparce planted tanks does just as well as one of my highlight/heavily planted tanks. Patrick ------------------------------------------------------------------------- This is the apistogramma mailing list, apisto@listbox.com. For instructions on how to subscribe or unsubscribe or get help, email apisto-request@listbox.com. Search http://altavista.digital.com for "Apistogramma Mailing List Archives"!