Our Services

Our expert technicians specialize in all types and sizes of aquatic displays. Our years of experience mean an efficient and worry-free experience for you. 7 Seas monitors and maintains freshwater, saltwater, and marine reef aquariums, in both commercial and residential settings.

Aquarium Delivery

Let our 7 Seas specialists safely deliver your aquarium and equipment directly to your home or office. We gladly take the hassle out of getting your new aquarium system to your destination safely.

Aquarium Installation

Have our experienced professionals install your aquarium. This service includes complete set-up of all necessary equipment, along with detailed aqua-scaping. Let our quality care professionals get your new aquarium system up and running.

Aquarium Relocation

Since moving your tank involves major risks to your fish, to the tank itself, to your flooring. 7 Seas can carefully plan out the logistics of the move so you can have peace of mind thats its being moved by professionals.

Custom Design

Customizing creates magnificent statements of taste and status in luxury homes, commercial entrances, offices, and travel destinations around the world. Our goal is to create a pond or aquarium that not only looks beautiful but also functions flawlessly.

Repair Aquariums

An aquarium does not have to be thrown out because it leaks or the glass is broken. Seams can be resealed and panes can be replaced! We also repair lighting fixtures and remove scratches on acrylic aquariums. Call us today to repair your aquarium.


Aquarium maintenance is a necessary requirement for the health of the aquatic system. We provide quality service on freshwater, saltwater aquariums and ponds. We provide scheduled service on a weekly, bi-weekly, monthly or as needed basis.

About us

7 Seas Tropical Fish has been family owned and operated since 1989. We are located in beautiful San Pedro, California. 7 Seas Tropical Fish has the largest inventory of Quality Aquarium and Pond Products in the South Bay Area. Our professional, experienced staff can help you with all your freshwater, saltwater, coral, and reptile needs.

Come on in, and you will find a wide variety-ranging from basic Bettas to the exotic. We even stock the rare L-046 Zebra Plecostomus!Our collection is constantly changing. So come in frequently to see what's new. It's a wonderful experience for your family and friends. We have convenient free parking in the front and back of our store.







Yellow Pages



7 Seas Tropical Fish of San Pedro has some of the most exotic fish and have created breathtaking custom aquarium designs in Southern California. Browse through our image gallery to see some of the fish we've sold and projects we've completed in the past.

Saltwater Gallery

Freshwater Gallery








An investment in knowledge pays the best interest for your aquarium. Thats why 7 Seas has put together some powerful information to protect your investment.

Nitrogen Cycle

The nitrogen cycle of an marine aquarium is a chain reaction in nature resulting in the birth of various types of nitrifying bacteria, each with their own job to do.

Fish Compatibility

Fish compatibility is an important part of a health a tank. The charts below will give you an idea of which fish can and can not "normally" exist together in a closed space. In many cases it also indicates which will coexist with a certain amount of caution.

Nutrition Chart

With the wide variety of commercial foods available, it is sometimes difficult to determine which type of food to feed your fish. When choosing a food, the first thing you need to know is what type of diet is natural to your fish.

Contact Us

At 7 Seas Tropical Fish, we take pride in hand-selecting our live stock of saltwater fish, invertebrates, corals, and freshwater flora and fauna several times per week. We have the ability to replenish our collection from the largest aquatic importers in the business.

7 Seas offers a variety of maintenance plans to suit the needs of any aquarium on any budget. You select the frequency of your service – weekly, biweekly, or monthly, depending on your needs.

  • Address: 1707 S Gaffey Street, San Pedro CA 90732
  • Phone: +310 832 5339
  • Email: adam@7seastf.com
  • Store Hours:
  • Monday - Friday: 11am -8pm
  • Saturday and Sunday: 11am - 6pm