Fish can be a lively and entertaining addition to your natural swimming pool, and certain species can bring numerous benefits to the aquatic ecosystem.

We now know the likely culprit that killed nearly 100 fish in Four Mile Run last week: pool water. “Investigators say flawed seasonal pool care involving chlorine and overflow led to last week’s fish ...

Watch as we build a gorgeous fish pond surrounding a swimming pool—blending tranquil water features with clever outdoor design. This project brings nature closer to everyday living and turns a basic ...

Groups of fish give a schooling to solitary travelers--they expend 79 percent less energy. By Laura Baisas Published Jun 6, 2024 2:00 PM EDT Deposit Photos Get the Popular Science daily newsletter💡 ...