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Sonoma County's Full-Line Aquarium Store
Welcome to Caesar's Tropical Fish
Over 150 aquariums of freshwater fish, saltwater fish, coral, and pond life to explore in person — plus aquariums, food, filtration, and pond supplies you can shop online.
35+Years in Santa Rosa
150+Aquariums on Display
4Livestock Departments
Shop Online
See all in-stock supplies →Everything to set up and maintain a tank
Browse aquariums, food, filtration, and pond supplies online, with convenient pickup options at the store.
Shop Online
Aquariums & Tanks
Starter kits and complete aquariums for freshwater and marine setups.
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Shop Online
Fish Food
Pellets, wafers and specialty diets from trusted aquarium brands.
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Shop Online
Filters & Supplies
Power filters and essential equipment for keeping water clear and healthy.
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Shop Online
Pond Supplies
Pond filtration, food and seasonal essentials for backyard water gardens.
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Available Online Now
View all in-stock products →
Shop in-stock products by brand
This section updates automatically from the live Ecwid catalog. New in-stock online products with a brand, image, and product URL appear here automatically.
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Checking Caesar's live online catalog.
Visit the Fish Room
Explore the Care Library →Freshwater, saltwater, coral & pond life
Live fish, coral, and invertebrates are best explored in person. Browse the departments, read care guidance, then visit the store for current availability and help choosing compatible livestock.
Freshwater Fish
Tetras, cichlids, plecos, bettas and community favorites.
Explore care guides →Saltwater Fish
Clownfish, tangs, wrasses and reef-ready favorites.
Explore care guides →Coral & Reef
LPS, SPS, soft coral and reef-care guidance.
Explore care guides →Pond Fish
Koi, goldfish and pond-season care.
Explore care guides →Tank & Pond Plants
Bring the system to life
Explore plant care and shop the available plant-supply and pond categories.
Carrying Top Quality & Trusted Brands
FluvalAqueonAPIEshoppsHikariCaribSeaSan Francisco BayAquatop
Services
Aquarium & pond maintenance
Keep your water healthy and your system looking its best with professional maintenance and design support.
- Routine aquarium cleaning and water changes
- Pond maintenance, filtration checks and algae control
- Custom tank and pond design consultations
Visit Us
Come see the fish room in person
Our team can help with tank planning, product selection, livestock compatibility, filtration, pond care and troubleshooting.
Monday – Saturday: 10:30am – 6:30pm
Sunday: 12:00pm – 5:00pm
From the Care Library
Visit the Care Library →Read up before you bring one home
Species profiles, setup advice, water-parameter guidance and practical care notes.
Coral & Reef
Anemones: A Reef Tank's Living Centerpiece
Learn the basics before adding one of these fascinating reef inhabitants.
Read guide →Saltwater Fish
Clown Fish: The Reef's Favorite Roommate
Compatibility, habitat, feeding and practical clownfish care.
Read guide →Freshwater Fish
Aequidens Diadema
Temperament, tank size, diet and setup guidance for this South American cichlid.
Read guide →What Customers Say
Knowledgeable local help
Customers frequently mention helpful staff, a strong in-store selection, and practical guidance for freshwater, saltwater, reef and pond setups.
Read Google Reviews →Contact Us
Ask us about our products, request services, or send a partnership offer. We will get back to you within 3 business days.