Starting a saltwater aquarium is exciting—but your very first fish can make or break your reef! In this video, we’ll walk through the BEST beginner-friendly fish for every tank size, from nano setups to large showpiece aquariums.
You’ll learn: ✅ The most hardy and peaceful first fish for your reef ✅ Beginner options for nano, mid-size, and large aquariums ✅ Which fish to AVOID as first additions (and why) ✅ Pro tips on acclimation, diet, and long-term success
Whether you’re planning a Waterbox nano or a 150+ gallon display, this guide will help you choose the perfect first fish and set the foundation for a stress-free, thriving reef.
