Welcome! I am Alex Wayne and I am the founder of Koiusa.com. My team is using personal experience, published studies, and lots of anecdotal evidence from our time spent on fish forums. We aim to deliver the best, most trusted advice when it comes to starting or growing your fishkeeping hobby.
We want to provide helpful information about home aquariums, fish, and other aquatic critters. Our mission is to make complex or confusing topics into clear, easy-to-read guides with no confusing terms.
© Koi USA
Is Hard Water Bad for Betta Fish? Let’s Read to Get the Answer
Mystery Snail Calcium Deficiency: The Best Solutions
How To Keep Driftwood From Floating – Detailed Guide For Newbie
All You Need to Know About Goldfish Mating Behavior
Bristlenose Pleco Water Temp: A Complete Care Guide
Can Angelfish Live Alone? – Essential Knowledge & Explanation
How To Transfer Betta Fish To New Tank? Fish Tank Changing Guide
4 Common Causes Of Oscar Fish Skin Peeling Off
Signs Of Pregnant Mosquito Fish And Detailed Care Guide
Biorb Betta Fish Tank: Everything You Need To Know!
Why Is The Nerite Snail Not Moving? 6 Causes & 5 Solutions
Red Claw Crab Habitat: How To Take Care Of Them The Right Way
Best Indoor Setup For A Red-Eared Slider Turtle – Click For The Detailed Guide
Is Algae Bad for Betta Fish? Everything You Need to Know
Do Crayfish Eat Snails? All Things You Need to Know
Pregnant Oscar Fish – How To Recognize and Care Guide
Aquarium Plants Deficiency Chart – All That You Need To Know
Ich On Neon Tetra: Symptoms, Causes & Treatments
Do Shrimps Shed Their Skin? We’ve Got The Correct Answer!
Can You Own A Sea Turtle? The Ultimate Guide For New Aquarists