How does a fish get oxygen in a pond?

You most likely know that your pond needs oxygen in the water but you may not know how much and how to get it there. A still pond is only able to exchange gases at the water surface. A still pond will support only a very small fish population. read more

The obvious, and not very helpful, answer is that the fish get oxygen by pulling it from the water. That’s how all fish breathe. The real question, though, is how does the water get oxygenated. read more

Pond fish such as goldfish and Koi thrive in oxygen-rich waters and are not tolerant of low oxygen levels. Foul odors - In poorly oxygenated ponds, decaying vegetation, excess fish waste, and other organic matter can emit distinct smells. read more