DIY concrete fish pond! 🐠🐟!!

This video shows the step by step build of a fully working Lego fish pond, and it turns out way cooler than it sounds. You will see the stacking, sealing, and setup that turns plastic bricks into a ...

Liz is a marine biologist, environmental regulation specialist, and science writer. She has previously studied Antarctic fish, seaweed, and marine coastal ecology. A natural pond is an excellent, easy ...