Digital Guides

Expert Reef Care Guides by Professor Polyp

Written by a Marine Biologist with 19+ years of reef-keeping experience, these premium digital guides give you the knowledge to identify, diagnose, and treat every common reef tank problem — from coral pests and fish diseases to nuisance algae and water chemistry.

Instant download after purchase. Each guide features detailed illustrations, step-by-step treatment protocols, and Bubble Bath™ dosing instructions. Save up to 40% with our bundles.