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ONLINE STORE
Check Out Our New General Livestock Section – Updated Weekly!
We’ve got everything you need to keep your fish happy and thriving—high-quality WYSIWYG corals and premium dry foods tailored for all types of aquatic buddies. Whether you have tropical swimmers or cold-water pals, our nutrition-packed food helps them grow strong and stay healthy.
Give your aquarium the best—shop now and see the difference!
Important Frozen Food Shipping Notice:
Free shipping on orders $150 or more
Orders between $60 and $149: $29.99 flat-rate shipping plus $10 shipping surcharge per item
Orders under $60: Cannot be shipped; orders will be cancelled and refunded within 3–5 business days
All frozen food orders ship with dry ice and thermal packaging
GENERAL LIVESTOCK
Our General Livestock section offers a wide variety of freshwater and saltwater fish, inverts, and more to keep your aquarium thriving. Every species is carefully sourced to ensure you receive healthy, high-quality livestock that will grow strong and remain vibrant.
Check back weekly for new livestock arrivals and give your aquarium the best care!
What's New
- Anemones
- Acanthastrea
- Acropora
- Additives
- Aquaculture
- Aquael
- Aquarium Supplies
- Automation Controllers
- Beginner Friendly
- Blue & Purple
- Bundles & Packs
- Branching
- Caribsea
- Chalice
- Collector’s Corals
- Colonies
- Coral Care
- CoralVue
- Dry Foods
- Encrusting
- Euphyllia
- Favia & Favites
- Fast Growers
- Filtration & Equipment
- Frags
- Freshwater
- Fritz
- Frozen Foods
- Gorgonians
- Green
- High Flow
- High Light
- Hydros
- Kolar Labs
- Leathers
- LG
- Low Flow
- Low Light
- Ocean Nutrition
- LPS Corals
- Medium Light
- Mini Colonies
- Moderate Flow
- Montipora
- Mushrooms
- Nano Tank Corals
- New Arrivals
- Nu Aqua Systems
- Peaceful / Aggressive
- Plating
- Premium Corals
- Rainbow
- Rare / Ultra Grade
- Red
- Red & Orange
- Reef Octopus
- Reef-Safe
- Ricordea
- Rock
- Saltwater Livestock
- San Francisco Bay Brand
- sera aqua
- Sicce Syncra
- Soft Corals
- SPS Corals
- Staff Picks
- Substrates
- Ultra Color (high-end pieces)
- What's New
- WYSIWYG
- Zoas & Palys
- Zoanthids & Palythoas
- Under $50
- $50–$100
- $100+
What are you searching for?
WHAT’S IN STORE?
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![Lush green and purple underwater aquatic plants in an aquarium.]()
MEMBERSHIP PROGRAMS
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![Yellow fish in a vibrant coral reef with purple and green corals]()
WEEKLY PROMOTIONS
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![Person in red shirt handing over a paper grocery bag to another person near a window.]()
HOME DELIVERY
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![Black background with a white outline of a fish and the text "Big Fish Aquarium" inside the fish outline.]()
GIFT CARDS
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![Two colorful small fish with blue, orange, and black markings swimming among green aquatic plants.]()
NEW IN STOCK
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![Display of various aquariums supplies, including curved shars, tubing, connectors, and small tools, hanging on a white board at a store.]()
BRANDS WE CARRY
JOIN THE BIG FISH MEMBERSHIP PROGRAM
Included:
$5 coupon for livestock every month
10 gallons of free RO freshwater with $10 purchase
2-day warranty on fish out of quarantine
Free basic strip test
Included:
$10 Livestock coupon every month
10 gallons of free RO freshwater with $10 purchase
7-day guarantee on fish out of QT Free advanced water tests
5% Discount on all purchases
Included:
$20 Livestock coupon every month
10 gallons of free RO freshwater with $10 purchase
7-day guarantee on fish out of QT Free advanced water tests
10% Discount on all purchases
Chicago Aquarium Services & Design
SUPER SAVINGS!
GREAT DEALS!
UP TO 50% OFF