Dr Erik Johnson - Veterinarian
Companion Animal & Fish Health
There are a few essential criteria for improving fish health and if you’re not already “doing it thusly” perhaps it’s time. There are TONS of ways to “do it right” but the following is how I treat fish, and house my tropicals. Goldfish benefit from all the same. At my house, this isn’t just for hospital tanks. This is exactly how I keep my community tanks.
Vitamins in teleost freshwater fishes are another way to spend money. But before you buy vitamins for freshwater fish, please put the money in an envelop and mail it to the Department of Labor. It will do you about as much good there as it will in your fish tank. Freshwater fish are inundated by … Read more
You should be aware that in the normal scheme of things, phosphates cause algae to flourish. As such, phosphates became ‘the enemy’ to marketing weasels who would have you believe that algae are the bane of our existence. Phosphates are not considered overtly harmful to fish in naturally occurring amounts. Phosphate removers will attempt to … Read more
Salt is the greatest bath treatment of all time. This would have to be one of the single, uncontested assertions made in this website. Salt is both tonic to fish and toxic to parasite. It’s got a wide spectrum encompassing most of the ciliated protozoans and it can offset the negative effects of some water … Read more
Epistylis in Koi and Pond Fish Ponds Epistylis is a relatively uncommon parasite of Koi, goldfish and pond fish. Indeed, it is so uncommon, that I do not have any good graphics of it. What you would see clinically is a tuft of whitish fluff coming out from under a scale, or from some other … Read more
Freeze Dried Krill: Four Things To Know I’ve been giving freeze dried krill since it came out in pet shops. I found it to be the BEST food I ever gave to my Bumble Bee Gobies, they never did as well on anything else. No, I cannot explain how nutrition so narrow could be so … Read more
Stable pH Is Easy These Days The most common cause of fish illness in the “established” aquarium is a sagging, or even “crashed” pH. This is because literally EVERY biological process in the tank is bringing the pH down. Fish breathe carbon dioxide –> carbonic acid. Plants respire at night –> carbonic acid Decay of … Read more
The Top Ten Things You Need To Know and Master For Success With a Koi Pond The Super Basics of Koi Figures out all the following: Inventories quality, informational resources for a deeper understanding But the most successful garden-variety hobbyist: Feeds decent food, redundantly supplies their pond electrical, supports lively water movement and intercepts temperature … Read more
Stable pH Is Easy These Days The most common cause of fish illness in the “established” aquarium is a sagging, or even “crashed” pH. This is because literally EVERY biological process in the tank is bringing the pH down. Fish breathe carbon dioxide –> carbonic acid. Plants respire at night –> carbonic acid Decay of … Read more
How to save your fish almost every time, by adding stuff to the water. The most common approach to fish diseases, is just to put medicine in the water with the fish. I have spent over 20 years trying to get people to be better at the hobby and learn what they are doing, and … Read more
The diagnosis of your fish health problem is in one of these twenty videos and frankly, honestly? Most people have the problems figured out in the first 5. Because almost ALWAYS it’s a thing with crowding, or water quality, and then a parasite that responds to BSDT. Start the Diagnosis Step 1 of Twenty Diagnose … Read more