Oral lesions (mouth sores) make it painful to eat and talk. Two of the most common recurrent oral lesions are fever blisters (also known as cold sores) and canker sores. Though similar, fever blisters and canker sores have important differences.
You could do a school of White Cloud minnows, they require cooler water, so you wouldn't need a heater. I think if you check the profiles, the ideal temp should be no lower than 67 degrees. Not positive.or example: my goldfish tank is fine in the summer, but my house gets so cold in the winter that I need to have a heater to keep it above 70F. Fish need a constant temperature which is one of the reasons we use heaters.
1 Condition and put in a new filter. 2  Always replace filters on a regular basis: every 40 gallons (about 2 months for the average household). 3  Use your BritaÂ® Water Filtration System as you normally do, and refill the unit every day or two. 4  It is also a good idea to thoroughly hand-wash the pitcher on a weekly basis.ur advanced Pitcher Filters no longer require pre-soak. 1  Flush filter with cold water for 15 seconds. 2  Insert filter into reservoir by lining up groove in filter with notch in reservoir (youâll notice that one is longer than the other. 3  Add cold tap water. 4  Replace filter every 40 gallons or two months.