4 Answers. I know they're cheap but seems like it should be accurate enough for what it is. A fish tank thermometer strip is a form of thermometer which you stick on to the outer glass of your fish tank. These areas can affect thermometers reading. The only factor that determines whether a large object rises or falls in a particular liquid is the object's density relative to the density of the liquid. A thermometer is an easy way to check this. Floating and standing thermometers go inside the aquarium on the opposite side of the heater. It measures and displays the temperature of your tank’s water temperature just like a standard thermometer. Answer Save. Marina ThermoSensor Probe is an aquarium thermometer with an easy-to-read digital display. The placement of the thermometer needs to be above the gravel line so it can get an accurate reading of the water. I get how it works but it shows different colors and It shows them 2 at a time. Marina Minerva Digital Thermometer is an easy-to-read liquid crystal display (LCD) aquarium thermometer that is reliably accurate to plus-or-minus 1° F: no guessing, no color confusion. I recently bought the marina floating thermometer and I swear it seems like it's reading the wrong temperature, I know that water can feel colder than it actually is but I dunno it seems to stay at the same temperature all the time. The instructions read the following: Green indicates the correct temperature (what does that mean??? 4.Marina Deluxe Floating Thermometer with Suction Cup The Marina Deluxe is a floating thermometer made from glass. ), if green is not visible the temperature will be … Key Features : Accurate and easy-to-read temperature readings The Galilean thermometer works on the principle of buoyancy.Buoyancy determines whether objects float or sink in a liquid, and is responsible for the fact that even boats made of steel float in water while a solid bar of steel sinks.. How to read a fish tank thermometer strip? This Marina LCD digital thermometer provides accurate and easy-to-read temperature readings in Fahrenheit. Mounts vertically and easily sticks to the outside surface of any aquarium. Its measurement range is between 30-degrees and 120-degrees Fahrenheit, which is the appreciable range for the aquarium chillers to keep the temperature within an acceptable range. BelleK. I think it's only 3 colors but it can be more. Here is my chosen top-rated thermometer. I've seen blue green and brown. Place one at the opposite side of the tank to your heater to get an accurate reading of the tank’s temperature. Thermometers come in all shapes and sizes, so it can be difficult to determine which will be best for you. Marina Brand LCD Thermometer I was given one of these thermometers for free, but for the life of me I can't figure out how to read it correctly. Relevance. It's a marina themometer sticker. 1 … Battery included. Marina Floating Thermometer is a high caliber, moderate and dependable thermometer because of their exact temperature readings. It additionally has a suction cup to join to the aquarium walls. Temperature The Marina Floating Thermometer is the perfect way to make sure the water temperature in your aquarium is just right for all your fish friends! The temperature can usually be shown in both Celsius and Fahrenheit. Ideal for all fresh and saltwater aquariums, this vertical mount thermometer comes with an adhesive backing that makes mounting to the outside glass easy. The thermometer monitors and displays the temperature inside and outside the aquarium in both Celsius and Fahrenheit.The unit comes with a Velcro mount for easy installation anywhere on the aquarium. Here we discuss 10 different thermometers, to help you decide. How do u read a sticker thermometer on an aquarium? It works in both freshwater and saltwater tanks and is made to float in a vertical position. The thermometer is easy to read and has a safety zone indicator for most tropical fish, so you know that temperature is just right for your fish.