• DarkAri@lemmy.blahaj.zone
    link
    fedilink
    English
    arrow-up
    7
    ·
    1 month ago

    I think they do because they know there won’t be as many insects and the water will be colder for a few days.

    • bobo@lemmy.ml
      link
      fedilink
      English
      arrow-up
      5
      ·
      1 month ago

      Changes in the water pressure and current cause organic matter to rise. It feeds the prey, and provides cover so fish feel safer to eat the prey. The change in temperature promotes activity because there’s more O2 in cold water.