According to this calculation, a 200 gallon pond (very small) could accommodate 4 ten inch long fish. By extrapolation, a 2000 gallon pond (not huge) could have 40 ten inch fish.

## How many fish can I put in a pond per gallon?

Number Of Fish Per Gallon

Rule 1: one 6″ fish for every hundred gallons of water. Rule 2: 1″ of fish per 10 gallons of water. Rule 3: 1” of fish for every square foot of surface area (24” deep pond)

## How many goldfish can I put in a 200 gallon pond?

We recommend allowing 1-2 koi or 2-3 goldfish per 200 gallons of water, so if your pond is 1000 gallons, that’s approximately 5-10 koi or 10-15 goldfish.”

## How many fish can I put in a 250 gallon pond?

Let’s do the math using our conservative rule of thumb suggesting one Koi for every 250 gallons of well filtered & maintained pond water. A 2500-gallon pond translates to 10 full-grown Koi and you have 30!

## How many fish can I put in a 300 gallon pond?

300-gallons: 1-2 koi. 500-gallons: 2-4 koi. 750-gallons: 3-5 koi. 1500-gallons: 6-10 koi.

## How many koi can go in a 100 gallon pond?

For each koi you have, we recommend 250 gallons at MINIMUM!

I’ve had one fish for 10 years in a 100 gallon pond and it’s fine! Congratulations!

## What fish are good for backyard ponds?

Suitable pond fish

- Algae eater.
- Fathead minnow.
- Goldfish.
- Golden tench.
- Koi carps.
- Rosette.
- Shubunkin.
- Sturgeon.

## How many goldfish can you have in a 600 gallon pond?

If you had a 8 x 10 rounded pond that was about 2 feet deep, it would hold roughly 1,184 gallons of water. If you had 10 6-inch fish we know that they need at least 600 gallons.

…

How many Fish Can I Have in my Pond?

Pond size (assuming a rounded shape at 2 ft deep) | # gold fish or | # Koi |
---|---|---|

5 x 8 | 12 | 7 |

8 x 10 | 21 | 13 |

10 x 10 | 25 | 16 |

12 x 10 | 30 | 19 |

## Can you keep koi in a 300 gallon pond?

No. A good rule of thumb is 500 gallons for each adult koi. We have 8 koi in a 7000 gallon pond, along with a few native catfish, and it still seems over-crowded sometimes. A 300 gallon pond would be ok for rearing koi fry, but that’s about it.

## How many goldfish can I put in a 500 gallon pond?

So while 50 gallons per golfish is safe, 10 gallons per is safe also as long as there is enough bio to handle the load. So by example your 500 gal pond could have 50 goldfish all ranging in size from fingerlings to 12″ as long as your biofiltration can handle the load.

## How many koi can go in a 125 gallon pond?

For example, if you are using a 125-gallon tank, then the safe fish load would be 1.25 12-inch koi.

## How many goldfish can you have in a 150 gallon pond?

150 Gallon is very small for a pond, But having said that I think you could keep about 3 or 4 goldfish in it. I wouldn’t feed them much though as you will be helping to pollute the water. With all those plants in there, there should be enough natural food for the fish.

## How many fish should be in my pond?

Some pond experts even go so far as to recommend only ½ inch of fish per 10 gallons of water as a maximum stocking density. If you’re a fish fanatic, you may find yourself with a pond containing 2 or even 3 inches of fish per 10 gallons of water and the fish seem to be fine.

## How many catfish can you have in a 1 acre pond?

A typical pond stocking strategy for a warm-water pond would be 1,000-1,500 bluegills, 50-100 bass, and 50-200 catfish per acre.

## How big is a 100 gallon pond?

The uniquely shaped Madeira holds 100 gallons of water and measures 79″ x 55″. It is 18″ deep. The pond is UV stabilized and features a large plant shelf.