We sell pond supplies, koi, goldfish, and aquatic plants at our farm in Portland, CT. We install, service, maintain and fix ponds, waterfalls, and water features.
Request a Service Call
Shop Products
Advice & TipsHave a pond question or need some advice? Here are some posts that might be helpful. Find your pond's gallonage, recommended pump size, maximum fish load, aquatic plants suggestions, and more.
About UsWe sell pond supplies, koi, goldfish, and aquatic plants at our farm in Portland, CT. We install, service, maintain and fix ponds, waterfalls, and water features.
Contact UsView our contact info and store hours below.
Monday to Friday:8am - 5pm
Saturday:9am - 5pm
Sunday:9am - 3pm
Contact UsSend EmailCall Us
Email RemindersGet emails reminding you to schedule your spring pond cleaning and fall netting. Stay updated on our latest installs, events and special offers.
Input your pond dimensions here. Each input must contain a positive number. All dimensions must be in feet.
We do not guarantee the accuracy of the values listed below. We are not responsible for any issues that may arise from overestimating/underestimating your pond's gallonage. It is always safer to under treat your pond than over treat it (esp if you have fish). It is recommended to use less treatment/medication if you are unsure of your pond's gallonage.
Pond Calculator: 2844 Attempts
Pond (Gallons):
Minimum Liner Size (Feet):
Recommended Pump Size (GPH):
Pond Boulders (Tons): | Gravel (Tons):
Bog: | Bog Dimensions (Square Feet):
Fish Quantity (Inches): | Water Lilies: | Marginal Plants:
IonGen:
Pond (Gallons):
Minimum Liner Size (Feet):
Recommended Pump Size (GPH):
Pond Boulders (Tons): | Gravel (Tons):
Bog: | Bog Dimensions (Square Feet):
Fish Quantity (Inches): | Water Lilies: | Marginal Plants:
IonGen:
Pond Gallons: Length x Width x Average Depth x 7.48
Stream Gallons: Length x Width x .25 Depth x 7.48
Pond Liner Size (Feet): Length = Pond Length + (Max Depth x 2) | Width = Pond Width + (Max Depth x 2)
Stream Liner Size (Feet): Length = Stream Length + 5 | Width = Stream Width at Widest Point + 5
Recommended Basin Size for a Pondless Waterfall (Gallons): Stream Gallons x 2
AquaBlox for Pondless Basin: Small = Basin Gallons / 17 | Large = Basin Gallons / 32
AquaBlox (Small): 17 Gallons | 26.5"L x 16"W x 9.5"H
AquaBlox (Large): 32 Gallons | 26.5"L x 16"W x 17.5"H
Bog Size (Square Feet): Pond Length x Pond Width / 5
Pond Boulders (Tons): Length x Width / 40
Pond Gravel (Tons): Pond Boulders x 0.3
Stream Boulders (Tons): 10' of Stream = 1.5 Tons of Boulders
Stream Gravel (Tons): Stream Boulders x 0.3
3/8" Tubing: 150 gph
1/2" Tubing: 500 gph
3/4" Tubing: 900 gph
1" Tubing: 1,500 gph
1 1/4" Tubing: 2,700 gph
1 1/2" Tubing: 3,600 gph
2" Tubing: 5,500 gph
3" Tubing: 13,500 gph
4" Tubing: 21,000 gph
6" Tubing: 42,000 gph
Recommended Pump Size (GPH): Pond Gallons x 3
Fish Quantity (Inches): 1" of Fish per 10 Gallons of Water
Water Lilies: Pond Gallons / 500
Marginal Plants: Pond Gallons / 250