Author: Dr. Erik Johnson
Nitrites – by Doc Johnson Ammonia is converted into Nitrite by Nitrosomonas So, when you set up…
Indoor Pond Nitrates Problem – by Doc Johnson It’s hard to have enough artificial lighting to grow…
Aeration – Oxygenation of Pond Water Aeration – by Doc Johnson “Warm water carries less dissolved oxygen…
Ammonia – The Essentials Ammonia – Understand this! – by Doc Johnson Ammonia is the first waste…
Water Changes Are Critically Important A Word About Water Changes – by E L Johnson DVM (Here’s…
Lymphocystis – by Doc Johnson Of all the viruses affecting Koi, the fifth most common is LYMPHOCYSTIS….
Understanding Gravel Bottom Ponds This has been my tenth year with a gravel-bottom pond. And, on top…
AquaScapes gravel bottomed pond installations – by Doc Johnson Wildly popular and easy for landscapers to install…
This is one of the filters which I [Dr. Johnson] have used extensively at my home*. I…
Activated Carbon – Charcoal Activated Carbon – Detailed information – by Carl Gittings This article was prepared…
Intercepting Fish Disease Written by Frank Prince-Iles Prevention is better and cheaper than cure! Fish disease can…