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water temperature change

  1. Betta just started acting strange with new heater

    Betta Fish Care
    Hi, so I just bought two bettas a week ago and have them in separate tanks. The first week their water was at a less than preferred temperature, probably 70 degrees, though they were still acting cheerful. I just got each of them a mini heater yesterday and they've been working great, each tank...
  2. What temperature changes can a betta tolerate?

    Betta Fish Care
    I've heard that bettas are sensitive to temperature changes - within "a few degrees" - but what does that mean? In a large tank, the water can vary by a couple degrees in different corners that's OK, yes? For example - suppose your betta is in 79* water and a disaster happens and you need to...
  3. Water temp/changing water?

    Betta Fish Care
    So this week while changing the tank's water I've been blessed with warm weather, so I've been able to leave the water out on the porch in the sun to help warm it up.. now that it's already colder how do you guys bring the new water up to temperature? I'm not sure whether to remove my ghost...