The Perfect Beginner Nano Reef Tank | 40 Gallon. Vic and the team are back at Andy’s house! Last time, we featured his incredible 160-gallon reef system — one of the most scientifically dialed-in tanks we’ve ever seen. But today, we’re shifting gears to something smaller: Andy’s perfect nano reef. What makes this tank special isn’t just its beauty — it’s also an ideal setup for beginners. With smart nutrient control, easy maintenance, and a thoughtful coral selection, Andy shows how you can crea