Betta fish—those dazzling, colorful creatures often called Siamese fighting fish—are loved for their striking beauty and charming personalities. But behind their hardy reputation lies a need for thoughtful care. Giving your Betta a suitable home is crucial for their health and happiness. From tank size to water quality and companions, getting it right can make all the difference.

Tank Size and Setup

It’s a common myth that Betta fish are happy in tiny bowls, but the truth is they need more room to stretch their fins. Ideally, you should aim for a tank that’s at least 5 gallons. A larger tank not only gives them space to explore but also keeps the water conditions more stable—a must for their well-being.

When setting up the tank, think of it as decorating a cozy space for your Betta. Smooth decorations are a must to protect their delicate fins, and hiding spots like live plants or silk decorations can make them feel safe, mimicking their natural habitat. Don’t forget a snug-fitting lid; Bettas are surprisingly good jumpers!

Water Quality and Temperature

If there’s one thing Bettas are picky about, it’s water quality. They thrive in clean, toxin-free water, so a gentle filtration system is a must. Strong currents can stress them out, so stick to something that keeps the water clear without creating a whirlpool. Weekly water changes—about 25% to 50%—help keep their environment fresh and safe.

Since Bettas are tropical fish, their water should stay between 76°F and 82°F. An aquarium heater is essential to keep the temperature steady—sudden changes can stress them out and weaken their immune systems.

Lighting and Maintenance

While your Betta doesn’t need a spotlight, they do benefit from a regular day-night cycle. Around 10-12 hours of light each day helps regulate their internal clock. Just watch out for algae—too much light can turn your tank into a green swamp!

Routine maintenance is key to a healthy tank. Along with regular water changes, clean the tank walls and decorations to keep algae at bay. Testing the water regularly for pH, hardness, and ammonia levels ensures you can catch any issues before they become a problem.

Feeding and Choosing Tankmates

Bettas are carnivores, so they need a protein-packed diet. High-quality Betta pellets are a staple, but treat them occasionally to live or frozen goodies like brine shrimp or bloodworms. Be careful not to overfeed—just give them what they can eat in a couple of minutes once or twice a day.

When it comes to roommates, Bettas can be, well, a little feisty. Male Bettas or fish with long, flowing fins are a no-go—they’re likely to provoke aggression. Instead, try peaceful companions like Corydoras catfish or even snails, but always keep an eye on their interactions to ensure harmony.

Creating a healthy environment for your Betta is about more than just adding water to a tank. It’s about crafting a little underwater paradise tailored to their needs—space to swim, stable water conditions, the right temperature, and a good diet. With a little effort and attention, you’ll have a happy, thriving Betta that brings beauty and joy to your home.