Large Aquariums 180g - 399g

A forum for people interested in keeping large aquariums. This forum is dedicated to water volumes of 180 gallons to 399 gallons. Anything more is a monster tank!

Sort by: Views Descending

Large Build Nick's 345G Build

Replies: 387

Views: 30,229

Large Build Marty's 8' 300g/sump room build. ~750g system

Replies: 426

Views: 30,183

Large Build Craigars 1535 gallon build in Colorado!!!

8 9 10 11 12

Replies: 226

Views: 30,037

Large Build 225 gallon Lee-mar upgrade (in progress)

Replies: 247

Views: 30,031

Large Build NeveSSL's 180g Mixed Reef

Replies: 429

Views: 30,011

Large Build Sunny's 350G build

6 7 8 9 10

Replies: 185

Views: 29,653

Large Build ws6kid's Miracles 220g Build

6 7 8 9 10

Replies: 187

Views: 29,406

Large Build OINK! I'm a Pig. 200g Reef Savvy, Bashsea, Royal Exclusiv -Direct sunlight- In wall w/ IKEA fishroom basement sump build

Replies: 277

Views: 29,396

Wednesday at 10:44 AM

Large Build Red Sea Reefer 3XL 900 FOWLR Dream Build - Lots of pics.

Replies: 367

Views: 29,165

Large Build Mixed 500 gal. A.G.E. build. 12 unit LED Radion lights.

Replies: 285

Views: 29,115

Large Build redtop03's 360g plywood adventure

Replies: 271

Views: 27,796

Large Build Brian's 270 gallon Starphire

Replies: 249

Views: 27,467

Large Build Rimless Tanks!

5 6 7 8 9

Replies: 170

Views: 27,204

Large Build Blitzkragz' 12ft 375g rimless peninsula with rotary drum filter build

6 7 8 9 10

Replies: 191

Views: 26,826

Large Build 1700g+ SPS Reef Manhattan Project

3 4 5 6 7

Replies: 137

Views: 26,811

Large Build Zoey's Reef is Growing Up . . .

Replies: 313

Views: 26,801

Large Build Panic's 360g SPS Peninsula

Replies: 320

Views: 26,748

BranchingHammer

Large Build My first reef tank is a Crystal Dynamics 250 gallon build.

7 8 9 10 11

Replies: 217

Views: 26,712

Large Build Steve's 180 of Madness

Replies: 747

Views: 26,572

Large Build Midwest 200 Gallon Peninsula

8 9 10 11 12

Replies: 221

Views: 26,309

special-ops-s2k

Queen City Corals

Please Introduce Yourself Here!