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Betta fish information based on science

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Myth: “A bubble nest only means that a betta is sexually mature.”

It’s a misconception, often spread by those lacking experience, that a betta’s bubble nest solely indicates sexual maturity. This myth frequently aims to diminish the pride of betta owners who interpret nest-building as a sign of good fish care, potentially stemming from envy.

April 6, 2025
Dropsy/Edema/Pineconing/Hypervolemia

What causes dropsy (pineconing) in a betta fish and how to treat it.

April 6, 2025
“Fix products are bad!”

Fix products are bad! Yeah, but are they really?

March 9, 2025
“I have a Mystery Snail!”

This article explains how you likely don’t have a mystery snail, but probably an apple snail.

March 9, 2025
Epsom salt and regular salt to treat freshwater fish

I’m writing this article to set straight the correct usage of epsom salt and regular salt for treating freshwater fish diseases.

May 14, 2022
“My betta has swim bladder!”

This article explains how swim bladder presents differently in a betta fish (Siamese fighting fish) than some other fish, including goldfish. Symptoms and treatment are discussed.

May 5, 2022
What do we know about betta fish food?

This article details the current research on betta fish food. Use this to make sure that your Siamese fighting fish is getting all of the nutrients that it needs to be healthy and live a long life.

April 11, 2022
Betta (Betta splendens) fish tank or aquarium minimum requirments

This article discusses science based minimum tank and aquarium size requirements for Betta splendens fish.

March 27, 2022
Ich (Ichthyophthirius multifiliis) myths

Ich (Freshwater White Spot Disease) looks like tiny salt crystals growing on your fish. This disease should be considered an emergency, and treatment should begin immediately.

March 1, 2022
NEVER do more than a 50% partial water change

NEVER do more than a 50% partial water change. If someone tells you otherwise, it is bad advice!

February 1, 2022

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