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Fish

Live cricket and dubia roach

Fish Compatibility Guide

Learn which fish like to live together & which fish need to be kept apart.
Pet Costumes: A Trend of Cuteness

Halloween Pet Costumes: 2026 Trends, Viral Picks, and Safety

Use this guide to shop trending looks, try viral ideas, and help your dog or cat enjoy the night without stress.
Vampire Crabs Image

Vampire Crabs Care Guide

Developed and approved by PetSmart Veterinarians.
A Teacher's Guide to Having Classroom Pets

A Teacher's Guide to Pets in the Classroom

Learn what pets do well in classrooms, and see if you qualify for a PetSmart grant!
Cat and pug dog at a veterinary clinic with a veterinarian in the background

Preparing for Your Pet’s Vet Visit: What to Expect & How to Reduce Anxiety

Get your dog, cat, rabbit, bird, reptile, or fish ready for a vet visit.
Aquatic Plant Guide 3 Card Image

Aquatic Plants Care Guide

Developed and approved by PetSmart Veterinarians
Planted aquarium aquascape with green aquatic plants, driftwood, and fish swimming in a glass tank

How to Aquascape: A Beginner's Guide to Creating an Underwater Landscape

Learn how to aquascape with our step-by-step guide.
Setting Up Aquarium 3 Card Image

Setting Up An Aquarium

Developed and approved by PetSmart Veterinarians
Person trimming and maintaining plants inside a freshwater fish tank aquarium

How To Build Your Fish Tank: A Beginner’s Aquarium Setup Guide

Learn how to choose the right aquarium, substrate, lighting, heater, filter and decorations.
Pet owner sitting on a couch looking on her phone with a cat and dog at home

National Pet Day Guide: 10 Ways to Celebrate with Your Pet

Here are 10 meaningful ways to celebrate with your dog, cat, small animal, bird, reptile, or fish.
Community Fish 3 Card Image

Community Fish Care Guide

Developed and approved by PetSmart Veterinarians
Aquarium Maintenance 3 Card Image

Aquarium Maintenance Guide

Developed and approved by PetSmart Veterinarians
Aquatic Pet Feeding Guide 3 Card Image

Aquatic Pet Feeding Care Guide

Developed and approved by PetSmart Veterinarians.
Placing fish into a home aquarium tank

Zen and the Art of Fishkeeping: How to Reduce Stress for Your Fish

Here’s how to bring a little zen to your aquarium—and your fish.
Betta Fish Guide 3 Card Image

Betta Care Guide

Developed and approved by PetSmart Veterinarians
https://s7d2.scene7.com/is/image/PetSmart/WEBJAN26W3_3CU1_FISH_DT

Freshwater vs Saltwater Fish: Which Is Right for You?

Compare tank setup, maintenance needs, and care requirements to find the perfect aquarium for your lifestyle.
Hermit Crab Habitat Guide

Hermit Crab Habitat Guide

Developed and approved by PetSmart Veterinarians.
Hermit Crab Care Guide

Hermit Crab Care Guide

Developed and approved by PetSmart Veterinarians
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