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!

¿GoT WooD? ALL NEW SPIDER WOOD AND DRIFT WOOD IN STOCK NOW AT OSA GROTON
04/30/2026

¿GoT WooD?
ALL NEW SPIDER WOOD AND DRIFT WOOD IN STOCK NOW AT OSA GROTON

OSA GROTON WILL BE OPENING LATE TODAY DO TO MAJOR TRAFFIC CLOSURE ON 95 south 1 pm open New wood will be arriving later...
04/30/2026

OSA GROTON WILL BE OPENING LATE TODAY DO TO MAJOR TRAFFIC CLOSURE ON 95 south 1 pm open
New wood will be arriving later today!

You asked for it and we delivered it! ALL NEW AQUARIUM WOODS IN STOCK NOW AT OSA COVENTRY
04/29/2026

You asked for it and we delivered it!
ALL NEW AQUARIUM WOODS IN STOCK NOW AT OSA COVENTRY

All new aquarium plants back in stock at OSA Coventry!! Come check them out before they are all gone!
04/17/2026

All new aquarium plants back in stock at OSA Coventry!!
Come check them out before they are all gone!

WINTER IS OVER!!Come in this weekend and save on your favorite aquarium goods and get some of your favorite fishy friend...
03/25/2026

WINTER IS OVER!!
Come in this weekend and save on your favorite aquarium goods and get some of your favorite fishy friends!

20% OFF livestock!
10% OFF Dry goods!
March 28th 12-6
March 29th 12-5
COVENTRY RI & GROTON CT

OSA COVENTRY OPEN TODAY FROM 2-6 OSA GROTON OPEN TODAY FROM 12-6
02/25/2026

OSA COVENTRY OPEN TODAY FROM 2-6
OSA GROTON OPEN TODAY FROM 12-6

❄️❄️❄️We will be closed at both locations today and will hopefully resume normal hours tomorrow! Our service routes Mond...
02/24/2026

❄️❄️❄️We will be closed at both locations today and will hopefully resume normal hours tomorrow! Our service routes Monday and Tuesday were canceled, tomorrow TBD! We will keep everyone posted! Happy digging! ❄️❄️❄️

DUE TO THE INCOMING SNOWFALL BOTH LOCATIONS WILL BE CLOSING TODAY AT 3:30pm & WILL BE CLOSED ON MONDAY 2/23/26 Ps. Take...
02/22/2026

DUE TO THE INCOMING SNOWFALL BOTH LOCATIONS WILL BE CLOSING TODAY AT 3:30pm & WILL BE CLOSED ON MONDAY 2/23/26

Ps. Take a look some photos of some new torches we got in recently

NEW YEARS HOURS FOR BOTH LOCATIONS Coventry, RI & Groton, CT 🎉 NEW YEARS EVE 12:00pm - 4:00pm 🎉 NEW YEARS DAY Closed 🎉 J...
12/31/2025

NEW YEARS HOURS FOR BOTH LOCATIONS
Coventry, RI & Groton, CT

🎉 NEW YEARS EVE 12:00pm - 4:00pm

🎉 NEW YEARS DAY Closed

🎉 Jan 2nd 12:00pm - 6:00pm

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

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