Identify common causes of cloudy aquarium water by color and smell, with practical, safe fixes and a simple maintenance routine to keep your tank clear.

Learn how the Ocean Free Hydra filter uses Hydro-Pure electro-catalytic technology to detoxify ammonia and nitrite, support beneficial bacteria, and simplify setup and maintenance for a safer, more forgiving aquarium.

Learn how to safely incorporate garden stones and wood into your aquarium with careful selection, cleaning, testing, and quarantine. This guide covers inert rock choices, wood preparation, water chemistry impacts, pest and chemical risks, and practical steps to create beautiful, nature-inspired aquascapes without compromising fish health.

Brown water after adding driftwood is common and usually harmless. This beginner-friendly guide explains why tannins tint the water, how to tell if it’s safe, and three easy ways to clear or embrace the blackwater look.

Discover what cyanobacteria blooms are, why they appear, and a simple, beginner-friendly plan to remove them from freshwater and saltwater tanks—and keep them from returning.

Learn why green water blooms in aquariums, clear it quickly with blackout or UV, and balance light and nutrients with beginner-friendly prevention tips.

A practical guide for aquarists to handle post-purchase fish issues—DOA, stress, disease, misidentification, and aggression—plus a concise, step-by-step plan for unboxing, quarantine, and prevention.

Master aquarium feeding with expert tips on portions, schedules, and fasting days. Tailor meals by species to protect water quality and keep fish healthy and thriving.