Expert guides and resources for koi & aquaculture professionals.
A complete guide to managing water quality in koi ponds, covering ammonia, nitrite, nitrate, pH, KH, and temperature targets for healthy koi.
How to feed koi correctly throughout the year, including feeding rates by water temperature, wheat germ versus high-protein diets, and nutrition management.
How to identify common koi diseases including white spot (ich), bacterial ulcers, Koi Herpesvirus (KHV), dropsy, and anchor worm infestations.
How to track koi spawning events with spawning date records, female and male pairing documentation, egg counts, and fry survival rate analysis.
A practical guide to managing a koi pond through all four seasons, from spring startup through summer heat management, fall preparation, and winter shutdown.
How koi dealers can manage fish inventory with stock tracking systems, quarantine records, arrival and departure logs, and customer documentation.
How to prepare koi for show competitions, including pre-show conditioning, transport logistics, water quality management at the venue, and post-show recovery.
How koi are evaluated and valued using Japanese grading standards, pattern evaluation criteria, and body conformation assessment.
A guide to koi pond filtration systems covering mechanical and biological filtration, bead filters, drum filters, pressurized filters, and UV sterilizer sizing.
How to quarantine new koi arrivals properly with salt treatment protocols, KHV carrier testing, and recommended isolation durations.
How to protect koi from herons, raccoons, and other predators using netting, pond depth design, motion-activated deterrents, and pond layout strategies.
The optimal water quality parameters for koi spawning success, including temperature triggers, pH stability, and how to prepare your pond or spawning tank for breeding.