May 2026

Zoanthids

Beginner Coral Guide

Learn which beginner corals are easiest to keep, plus simple care tips for lighting, flow, feeding, placement, and…

Aquarium Lighting

Best Salt Mix for Reef Tank

The best salt mix for reef tank health matches your target parameters and livestock. Consistency matters more than…

Gemmatum Tang

Gemmatum Tang (Zebrasoma Gemmatum)

Gemmatum Tang care requires a large reef tank, heavy algae feeding, and careful quarantine. Learn tank size, diet,…

Aquarium Lighting

Water Flow in a Reef Tank

Water flow in a reef tank keeps corals healthy, waste suspended, and oxygen levels stable. Learn how much…

Quarantin Timeline

Fish Quarantine Checklist

Use this fish quarantine checklist to prevent disease, protect your reef tank, and help new marine fish settle…

Aquarium Lighting

Mandarin Dragonet Care Guide

Mandarin dragonet care centers on one thing: food. Learn how to keep this beautiful reef fish healthy with…

Discosoma Sp

Mushroom Coral Care

Mushroom coral care is easy when you provide low to moderate light, gentle flow, and stable water. Learn…

Aquarium Lighting

Best Fish for Beginner Reef Tanks

The best beginner reef fish are hardy, peaceful, and reef safe. Learn which species thrive in first-time saltwater…