pond size

Hi everyone, I’ve been trying to understand how oxygen levels affect fish health. My pond looks clean, but sometimes fish stay near the surface. I read that low oxygen can be a problem, especially in warm weather. I’m wondering: What are the clear signs of low oxygen? Do plants alone...

Hi new to MFK forums. After looking at the different variations of arowana i have decided on keeping around 5 crossback golden arowana. I intend to build an outdoor pond (live in the caribbean, so predators and weather arent much of an issue) and was wondering what the appropriate measurements...