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Below are some turbulent guidelines as to what come expect when looking at aquariums and also empty vs full weight. The weights are an estimate because the amount of rock, thickness of glass and kind of water all result the weight calculations. A gallon of freshwater at a particular gravity the 1.000 weighs 8.34lbs. 1 gallon the water 8.34lbs time the certain gravity of to speak 1.025 equals 8.5485lbs (8.43 x 1.025 = 8.5485) The load of the water will certainly increase directly proportionate come the weight of the salt being liquified in the water. 1 gallon of saltwater at 1.025 equals 8.54 lbs.

 SMALL AQUARIUMS Tank Size L x W x H Empty Weight Filled Weight 2 1/2 gallon 12" x 6" x 8" 3 lbs 27 lbs 5 gallon 16" x 8" x 10" 7 lbs 62 lbs 10 gallon "Leader" 20" x 10" x 12" 11 lbs 111 lbs 15 gallon 24" x 12" x 12" 21 lbs 170 lbs 15 gallon High 20" x 10" x 18" 22 lbs 170 lbs MID-SIZED AQUARIUMS Tank Size L x W x H Empty Weight Filled Weight 20 gallon High 24" x 12" x 16" 25 lbs 225 lbs 20 gallon Long 30" x 12" x 12" 25 lbs 225 lbs 25 gallon 24" x 12" x 20" 32 lbs 282 lbs 29 gallon 30" x 12" x 18" 40 lbs 330 lbs 30 gallon Breeder 36" x 18" x 12" 48 lbs 348 lbs 40 gallon Breeder 36" x 18" x 16" 58 lbs 458 lbs 40 gallon Long 48" x 12" x 16" 55 lbs 455 lbs LARGE AQUARIUMS Tank Size L x W x H Empty Weight Filled Weight 50 gallon 36" x 18" x 19" 100 lbs 600 lbs 55 gallon 48" x 13" x 21" 78 lbs 625 lbs 65 gallon 36" x 18" x 24" 126 lbs 772 lbs 75 gallon 48" x 18" x 21" 140 lbs 850 lbs 90 gallon 48" x 18" x 24" 160 lbs 1050 lbs 125 gallon 72" x 18" x 21" 206 lbs 1206 lbs 150 gallon 72" x 18" x 28" 338 lbs 1838 lbs 180 Gallon 72" x 24" x 25" 430 lbs 1870 lbs 225 Gallon 72" x 27.5" x 27.5" 358 lbs 2158 lbs