Aquarium Care, Chemistry & Species Guides
Welcome to the FishyBizness knowledge hub. Whether you are setting up your very first aquarium, diagnosing sudden water parameter imbalances, battling stubborn nuisance algae, or perfecting species-specific breeding environments, our curated guides deliver reliable, practical advice.
Articles are organized below from Beginner Essentials down to Advanced Husbandry. Every guide is cross-referenced with our interactive aquarium calculators so you can calculate real water volume, chemical dosing, filter turnover, and safe stocking capacities with confidence.
Quarantine: Why and How
💡 A simple 15-litre quarantine tank protects your expensive display aquarium from introduced parasites and viruses.
How to set up and maintain a bare-bottom quarantine/hospital tank on a budget, observation schedules, and prophylactic treatment protocols for new arrivals.
Signs of a Stressed Fish
💡 Stress causes 90% of fish disease. Spotting early behavioural warnings allows you to intervene before it is too late.
Learn to read fish body language: clamped fins, rapid breathing, glass surfing, color loss, flashing, and abnormal hiding, along with immediate diagnostic fixes.
Common Freshwater Fish Diseases
💡 Quickly identify and treat illnesses before they spread across your entire display aquarium.
Complete symptom and medication guide for Ich (white spot), fin rot, velvet, dropsy, swim bladder disorder, and fungal infections, including salt and heat treatments.