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Amazon.com: Marina Floating Thermometer for Betta Fish Tank with Suction Cup, Aquarium Thermometer, 11201A1 : Everything Else
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Amazon.com: MELIFE Accurate Digital Aquarium Thermometer, LCD Digital Fish Tank Thermometer with 2 Suction Cups, Probe and Battery, Fish Aquarium Thermometer for Reptile Tank, Turtle Tank, Water Tank : Pet Supplies
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Amazon.com : Marina Deluxe Floating Thermometer with Suction Cup : Aquarium Thermometers : Pet Supplies
![Help. So this is the second digital thermometer I've bought that says my tank is at 90F degrees. My top fin one has always said my temp is around 76-78F. Why is Help. So this is the second digital thermometer I've bought that says my tank is at 90F degrees. My top fin one has always said my temp is around 76-78F. Why is](https://preview.redd.it/kz8aqwkyion91.jpg?auto=webp&s=29bb84df20c11187eac50b6001d57739ba3d3f5b)
Help. So this is the second digital thermometer I've bought that says my tank is at 90F degrees. My top fin one has always said my temp is around 76-78F. Why is
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Amazon.com : Marina Aquarius Thermometer, 72-86 Degrees Fahrenheit : Aquarium Thermometers : Pet Supplies
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Amazon.com : Coralife Aquarium Fish Tank or Terrarium Digital Thermometer : Aquarium Thermometers : Pet Supplies
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Amazon.com : Coralife Aquarium Fish Tank or Terrarium Digital Thermometer : Aquarium Thermometers : Pet Supplies
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Amazon.com : Marina "Minerva", 66 to 86-Degree Fahrenheit / 19 to 30-Degree Celsius : Aquarium Thermometers : Pet Supplies
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