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!
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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 cli

ents 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!

Groton and Coventry are both loaded with a fresh batch of copepods!
06/29/2025

Groton and Coventry are both loaded with a fresh batch of copepods!

Seachem 5 gal jugs back in stock at OSA Coventry!
06/27/2025

Seachem 5 gal jugs back in stock at OSA Coventry!

ALL NEW NANO AQUARIUMS JUST LANDED AT OSA COVENTRY! OSA GROTON IS NEXT Get them while supplies last!
06/27/2025

ALL NEW NANO AQUARIUMS JUST LANDED AT OSA COVENTRY!

OSA GROTON IS NEXT

Get them while supplies last!

Best be getting on your way to OSA! All saltwater and freshwater fish will be 15% off through this weekend starting tomo...
06/26/2025

Best be getting on your way to OSA! All saltwater and freshwater fish will be 15% off through this weekend starting tomorrow! Don’t miss out!

Address

8 Sandy Bottom Road
Coventry, RI
02816

Opening Hours

Monday 12pm - 7pm
Tuesday 12pm - 7pm
Wednesday 12pm - 7pm
Thursday 12pm - 7pm
Friday 12pm - 7pm
Saturday 12pm - 7pm
Sunday 12pm - 5pm

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