Pet Care Center: Fish

The PetMD Pet Care Center provides you with useful information about grooming, nutrition, training and wellness for your pet.
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How to Take Care of a Betta Fish: History, Life Span, Feeding, and Tank Setup

Despite what you’ve heard, betta fish can’t be kept in a bowl. Find out from a fish expert how to care for a betta fish the right way with the proper betta food and fish tank setup.
Category: Care

What Are GloFish?

For decades, scientists and medical researchers studied bioluminescence in nature and have adapted fluorescent genes as biomarkers for many applications. That is how GloFish found their...
Category: Care

Can You Actually Keep Fish in Bowls?

Find out why fish bowls are not the optimal environment for aquarium fish, especially goldfish and bettas.
Category: Care