Capital Aquarium

Capital Aquarium Aquarium Installation and Maintenance, Saltwater and Freshwater Livestock Experts Maintenance Line: 703-439-0700
Retail Line: 703-822-1963

Capital Aquarium is a full service aquarium maintenance and installation company. Our staff have a combined total of over 50 years in the industry with diverse specialties. We have worked with some of the most exotic livestock available in the trade and are responsible for maintaining tanks from 5 gallons to 5,000 gallons. In addition, we also offer the North Virginia community a retail store with a wide selection for every budget; open Thursday through Sunday.

Fish shipment days are always exciting, check out what we got! Thanks to Sustainable Aquatics, all of these fish were ei...
04/23/2025

Fish shipment days are always exciting, check out what we got! Thanks to Sustainable Aquatics, all of these fish were either captive-bred or tank-raised from juveniles, offering customers the healthiest livestock!

Freshwater
- Koi Angel
- Albino Senegal Bichir
- Blue Gourami
- Florida Flagfish
- Pristella Tetra GloFish (Galactic Purple, Starfire Red, Sunburst Orange)
- Peacock Gudgeon
- Boesemani Rainbowfish
- Madagascar Rainbowfish
- Threadfin Rainbowfish
- Cardinal Tetras
- Rummynose Tetras

Saltwater

Fish
- Lyretail Anthias (Male and Females)
- Fancy Ocellaris Clownfish
- Mocha Frostbite Clownfish Pair
- Nearly Naked Clownfish Pair
- Blue Mandarin Dragonet
- Spotted Mandarin Dragonet
- Matted Filefish
- Diamond Watchman Gobies (PLENTY AVAILABLE)
- Volitan Lionfish
- Blue Eye Kole Tang (HUGE)
- Canarytop Wrasses
- Cleaner Wrasses

Invertebrates
- Skunk Cleaner Shrimp
- Red Fromia Starfish

This week's highlights! Happy Easter!
04/20/2025

This week's highlights! Happy Easter!

Here's an updated stock list for Saltwater Fish and Invertebrates!
04/12/2025

Here's an updated stock list for Saltwater Fish and Invertebrates!






Here's an updated stock list for Freshwater Fish and Invertebrates!
04/12/2025

Here's an updated stock list for Freshwater Fish and Invertebrates!






TANK SETUP FOR SALE (see requirements below)*MUST BUY THE ENTIRE SET-UP (PRODUCTS NOT SOLD SEPARATELY)*MUST PROVIDE YOUR...
03/29/2025

TANK SETUP FOR SALE (see requirements below)

*MUST BUY THE ENTIRE SET-UP
(PRODUCTS NOT SOLD SEPARATELY)

*MUST PROVIDE YOUR OWN TRANSPORTATION
(THIS TANK IS HEAVY, NO DELIVERY)

*FIRST COME, FIRST SERVE
(DEALS LIKE THIS DON'T HAPPEN OFTEN, NO HOLDS)

PRICE - $1000

78.5 Gallon (low-iron glass)
White Stand
Sump (Blueline Aquatics)

Equipment:
- Flipper Float (Standard)
- BRS Two-Part Doser (3 quantity)
- EcoTech Marine MP40
- Jebao CP-90 (Includes Miscellaneous Jebao wavemakers)
- Jecod DC Pump DCS-1200
- Calcium/Alkalinity Dosing Reservoir
- Tunze Osmoregulator 3155 ATO
- Neptune Systems Auto Feeder
- Neptune Systems Miscellaneous Probes
- Neptune Systems Energy Bar (2 quantity)
- Neptune Systems I/O Breakout Box w/ Controller
- ReefBrite Light Fixture (Extra Ballasts Included)
- Bubble Magus Curve 7 Protein Skimmer
- PNW Custom Frag Rack

THIS SETUP IS $1000 FOR EVERYTHING INCLUDED!

We have some nice bettas in this weekend!
03/23/2025

We have some nice bettas in this weekend!

We have a Gem Tang available! PM us if you are interested, serious buyers only.
03/22/2025

We have a Gem Tang available! PM us if you are interested, serious buyers only.

NEW SHIPMENT!Peacock African Cichlids (OB)Venustus African CichlidsBurmese Clouded ArcherfishCherry BarbsDebauwie Catfis...
03/12/2025

NEW SHIPMENT!

Peacock African Cichlids (OB)
Venustus African Cichlids
Burmese Clouded Archerfish
Cherry Barbs
Debauwie Catfish
Farlowella Catfish
Otocinclus Catfish
German Blue Ram Cichlids
Red Spotted Gold Severum Cichlid
Albino Cory
Pygmy Cory
GloFish Tetras
Sparkling Gouramis
Asst. Fancy Guppies
Asst. Neocaridina Shrimp
Gold Mystery Snails
Red Lizard Loach
Bumblebee Goby
Amazon Puffer
Blue Phantom Pleco
Turquoise Rainbowfish
Cardinal Tetras
Neon Green Tetras
Chili Rasboras
Galaxy Rasboras/Celestial Pearl Danios (Wild)

Coral Beauty Angelfish
Copperband Butterflyfish
Black Ocellaris Clownfish
Tangerine Picasso Clownfish
Blue Scawled Cowfish
Diamond Goby
Blue Gudgeon Goby
Yellow Watchman Goby
Royal Gramma
Striped Burrfish Pufferfish
Tomini Tang
Gold Ring Bristletooth Tang
Yellow Mimic Tang
Powder Blue Tang
Blue Jaw Triggerfish (M/F)
McKosker's Flasher Wrasse

Long Te****le Anemone
Arrow Crab
Emerald Crab
Blue Leg Hermit
Pom Pom (Gracilaria Haya) Macroalgae
Cleaner Shrimp
Fire Shrimp
Harlequin Shrimp
Astrea Snails
Nassarius Snails
Red Banded Trochus Snails
Orange Linckia Starfish
Pincushion Urchin

A shipment from The Biota Group just arrived at the store! We have plenty of captive-bred livestock including Yellow Tan...
03/12/2025

A shipment from The Biota Group just arrived at the store! We have plenty of captive-bred livestock including Yellow Tangs, Blue Tangs, Emperor Angelfish, Goldlined Rabbitfish, and many Goby species! We also received three healthy Red Sea Maxima Clams from The Biota Group - come check them out!








Coral re-stock! Soft, LPS, and SPS corals aplenty!
03/01/2025

Coral re-stock! Soft, LPS, and SPS corals aplenty!



Plant re-stock!
03/01/2025

Plant re-stock!



NEW saltwater fish and many corals were just made available for sale! Bounce mushrooms, euphyllia corals, a 6-inch maxim...
02/22/2025

NEW saltwater fish and many corals were just made available for sale! Bounce mushrooms, euphyllia corals, a 6-inch maxima clam, and plenty or brain corals to choose from!






NEW freshwater this week 🐠 south american cichlids, african cichlids, livebearers, gouramis, Tetras, and many more! ...
02/22/2025

NEW freshwater this week 🐠 south american cichlids, african cichlids, livebearers, gouramis, Tetras, and many more!






💘Valentine's Day Sale💘20% off Red Devil Cichlid Pair (8' tank minimum)20% off Bleeding Heart Tetras20% off select saltwa...
02/15/2025

💘Valentine's Day Sale💘

20% off Red Devil Cichlid Pair (8' tank minimum)
20% off Bleeding Heart Tetras
20% off select saltwater fish (not all saltwater fish)







02/15/2025

Select saltwater fish up to 20% off! They include:

Hybrid Powder Blue X White Cheek Tang (L)
Sohal Tang (M)
Purple Tang (L)
Pacific Sailfin Tang (L)
Banana Wrasse (L)

These are fish that have been in our care for months, rest assured you are receiving a fish that is conditioned to captive-life!



We have a fresh batch of baby brine shrimp available right now! $10 per cup
02/15/2025

We have a fresh batch of baby brine shrimp available right now! $10 per cup

NEW ARRIVALS! This week's feature is Moon Jellyfish! They are easy to care for, and we sell everything you need to start...
02/14/2025

NEW ARRIVALS! This week's feature is Moon Jellyfish! They are easy to care for, and we sell everything you need to start your own jellyfish family!


02/12/2025

We hope to be shoveled out and have retail open by 2 today but best to call before coming in just to confirm. 703-439-0700 ext 1 Happy Snow Day!

Address

8825 Commerce Court
Manassas, VA
20110

Opening Hours

Wednesday 12pm - 7pm
Thursday 12pm - 7pm
Friday 12pm - 7pm
Saturday 10am - 6pm
Sunday 11am - 5pm

Telephone

+15712081248

Website

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Capital Aquarium is a full service aquarium maintenance and installation company. Our staff have a combined total of over 50 years in the industry with diverse specialties. We have worked with some of the most exotic livestock available in the trade and are responsible for maintaining tanks from 5 gallons to 5,000 gallons. In addition, we also offer the North Virginia community a retail store with a wide selection for every budget; open Thursday through Sunday. Maintenance Line: 703-439-0700 Retail Line: 703-822-1963