I too have discovered the Waters of the World, within about a week of adding the South American formula to my tanks, the A. nijsseni and A. "pandurini" spawned. ============ Reminder: Kindly quote parsimoniously when replying ============= This is the apistogramma mailing list, apisto@aquaria.net. To subscribe or unsubscribe or get help , send the word "subscribe" or "unsubscribe" or "help" in the body (not subject) to apisto-request@aquaria.net