OSA Aquarium Superstore & Services

OSA Aquarium Superstore & Services OSA houses the largest selection of both fresh/saltwater fish & corals in New England! Best of all, our prices cannot be beat! We’ve got you covered!
(274)

Headquartered in Coventry, RI, Ocean State Aquatics & Aquarium Services is a company that is passionate and dedicated to providing the best complete aquarium installations, service, and maintenance to our clients. Our friendly and knowledgeable staff consistently produce high quality work and provide reliable, ‘round the clock service. OSA staff provide expertise and cater to a wide variety of clients at our multiple retail locations located throughout New England. Our design studio includes an extensive selection of aquariums of all shapes and sizes, as well as a multitude of aquascaping supplies to suit all of your aquarium needs. Whether you’re looking for substrate, driftwood, live plants, faux plants, or coral, stop into OSA! OSA also carries a wide-range of the best equipment, parts, chemicals, and supplements to meet all of our clients needs. We look forward to working with you here at Ocean State Aquatics & Aquarium Services!

In search of a back up plan this weekend? Ahead of the Nor’Easter come get your battery back up air pumps at OSA!
09/25/2026

In search of a back up plan this weekend? Ahead of the Nor’Easter come get your battery back up air pumps at OSA!

09/18/2026

Don’t be shy like this pearly jawfish at the Groton location! You still have 3 hours before we close today to come on by and say hello! 🪸

09/18/2026

Come pick out a new addition to your tank! Groton and Coventry are LOADED on new saltwater fish and inverts! 🐠 With freshwater and more saltwater coming this weekend, these tanks are going to be FULL!

THIS MONDAY ONLY! ONE DAY SALE!! BOTH LOCATIONS!!! All LIVESTOCK 10% OFFALL DRYGOODS 5% OFF ALL INSTOCK AQUARIUMS 15% OF...
09/06/2026

THIS MONDAY ONLY! ONE DAY SALE!!
BOTH LOCATIONS!!!

All LIVESTOCK 10% OFF

ALL DRYGOODS 5% OFF

ALL INSTOCK AQUARIUMS 15% OFF!!!

Address

8 Sandy Bottom Road
Coventry, RI
02816

Opening Hours

Monday 12pm - 6pm
Tuesday 12pm - 6pm
Wednesday 12pm - 6pm
Thursday 12pm - 6pm
Friday 12pm - 6pm
Saturday 12pm - 6pm
Sunday 12pm - 5pm

Website

Alerts

Be the first to know and let us send you an email when OSA Aquarium Superstore & Services posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Contact The Business

Send a message to OSA Aquarium Superstore & Services:

Shortcuts

Share

Category