Fish · Breeds
Neon tetra care, the classic schooling fish done properly
Neon tetras look easy because they are cheap and everywhere, but a lot of them die from being kept as singles in uncycled tanks. Here is what a school actually needs.
Articles by Daniel Okafor
Fish · Health
Ich (white spot disease) in fish, how to spot it early and treat it properly
Tiny white grains scattered across a fish's body and fins are almost always ich, the single most common disease in home aquariums. Here is how it spreads so fast, how to treat the whole tank, and why stopping early lets it come straight back.
Fish · Health
How to cycle a new fish tank
A new aquarium looks ready the day you fill it, but the water is not. Here is what cycling actually means, how long it takes, and how to do it without losing fish to it.
Fish · Breeds
Guppy care, the easy beginner fish that quietly takes over your tank
Guppies are sold as the simplest fish to keep, and mostly they are, but nobody warns you about the constant breeding or the overbred fancy strains. Here is honest guppy care.
Fish · Health
Why is my fish gasping at the surface? What it means and what to do
Fish hanging at the top of the tank and gulping are almost always short of oxygen, not sick in the way people first assume. Here is what causes it and how to fix it fast.
Fish · Breeds
Betta fish care, everything the little cup does not tell you
Bettas are stunning and often sold in tiny cups with terrible advice. Here is what a betta actually needs, a proper heated, filtered tank and more, to live a full, healthy life.
Fish · Breeds
Goldfish care, why the bowl is a myth and what they really need
Goldfish are not the disposable bowl pets tradition made of them. They grow big, live long, and need a large filtered tank. Here is honest goldfish care that gives them a real life.
Fish · Behaviour
Why are my fish fighting
Fish aggression is usually not bad luck but a predictable result of the wrong mix, too little space, or too few of a schooling species. Here is how to work out the cause and calm the tank.
Fish · Breeds
How big a tank does your fish really need
The tank sizes sold for popular fish are often far too small, and it is a leading cause of sick, stunted, short-lived fish. Here is how to think about tank size honestly.
Fish · Health
Water changes and testing, explained simply
The two habits that keep a tank healthy are the two beginners most often skip. Here is how to do regular water changes and testing properly, and why they matter more than anything else.
Fish · Behaviour
The signs your fish is stressed
Fish cannot yelp or hide under the bed, but they show stress clearly once you know what to look for. Here are the signs, and what they are usually telling you.
Fish · Breeds
The best fish for a beginner
The fish sold to beginners are often the worst ones to start with. Here is how to choose hardy, forgiving fish, and the common first-tank mistakes that quietly doom them.
Fish · Food
How much and how often to feed your fish
Overfeeding is one of the quickest ways to kill fish, and almost everyone does it. Here is how much your fish actually need, and why less really is more.
Fish · Health
Why do my fish keep dying
If new fish keep dying within weeks, the water is almost always the reason, not bad luck. Here is the invisible problem behind most fish deaths, and how to stop it.