Your Fishkeeping Starts Here
Honest equipment reviews, step-by-step setup guides, and species care sheets — everything you need to keep your fish happy and healthy.
12 Guides
Setup & Care
5 Species Profiles
Detailed Care Cards
Honest Reviews
Lab Tested Gear
Free for You
No extra cost to you
Editor's Picks
Editor's Choice Goldfish Diseases: Symptoms, Treatment and Prevention
Common goldfish diseases explained — swim bladder, ich, fin rot, dropsy, velvet. Symptoms, treatment, and prevention reviewed by a fish veterinarian.
Water quality Neon Tetra Disease: Identification, Treatment, Prevention
Neon tetra disease explained — symptoms, the Pleistophora hyphessobryconis parasite, and how to distinguish it from columnaris and ich.
Best Primary Treatment Columnaris in Fish: Symptoms, Treatment, and Prevention
Identify and treat columnaris (cotton wool disease) in freshwater fish. A vet-reviewed guide on symptoms, medications, and prevention.
Meet Your Next Fish
Browse All Species arrow_forward
Pea Puffer Care: Tank Size, Diet, Lifespan & Tank Mates
Discus Fish: Complete
Bristlenose Pleco: Complete Species
New to Fishkeeping?
Start your journey here with foundational knowledge and simple steps.
Setting Up Your Tank?
Step-by-step technical guides for a flawless aquarium installation.
Something Wrong?
Emergency diagnostic tools and critical health intervention guides.
Latest Professional Guides
Goldfish Diseases: Symptoms, Treatment and Prevention
Common goldfish diseases explained — swim bladder, ich, fin rot, dropsy, velvet. Symptoms, treatment, and prevention reviewed by a fish veterinarian.
Aug 3
Neon Tetra Disease: Identification, Treatment, Prevention
Neon tetra disease explained — symptoms, the Pleistophora hyphessobryconis parasite, and how to distinguish it from columnaris and ich.
Aug 3
Columnaris in Fish: Symptoms, Treatment, and Prevention
Identify and treat columnaris (cotton wool disease) in freshwater fish. A vet-reviewed guide on symptoms, medications, and prevention.
Jul 18
Betta Fish Care Guide: Tank Setup, Feeding, and Health
Beginner's betta fish care guide — tank setup, water parameters, feeding schedule, compatible tank mates, and health issue prevention.
Jul 13
Dropsy in Fish: Symptoms, Causes, and Treatment
Complete guide to dropsy in fish — pinecone scales, causes, and antibiotic treatment. Identify early symptoms, prevent this deadly condition.
Jul 12
Velvet Disease in Fish: Symptoms, Causes, and Treatment
Complete guide to velvet disease in fish — gold dust symptoms, copper treatment, and prevention. Identify, treat, and prevent this parasite.
Jul 12
Comprehensive Knowledge Pillars
Species
5 species guides
Care guides for betta, neon tetra, guppy, and 50+ freshwater species — database object with 22 standardized fields.
Care
10 articles
Feeding, behavior, tank mates, and general care — everything you need to keep your fish healthy.
Setup
3 articles
Tank size, plants, water quality, lighting, filtration, and gear — plan and build the perfect aquarium.
Health
3 articles
Disease identification, symptoms, and when to see a vet. Never treatment guides — YMYL safe.
Calculators & Tools
Interactive
Volume, stocking density, and fertilizer dosing engines.
Something Wrong With Your Tank?
Instant technical directions for critical aquarium emergencies. Time is of the essence.
Water Cloudy?
Likely a bacterial bloom. Stop feeding and check ammonia levels immediately.
White Spots?
Suspected Ich parasitic infection. Raise temp slowly to 82°F and start salt treatment.
Fish Not Eating?
Primary indicator of internal parasites or extreme temperature stress.
High Ammonia?
Emergency 50% water change required and dose double water conditioner.
Not sure what's wrong? Use the Symptom Diagnosis Tool
Pick the symptoms you observe and get a ranked list of likely diseases with immediate actions — takes 30 seconds.