There is still a float sensor which measures the water level, filling up the trough when needed. An MSP430 Launchpad was used for the prototype, from which a PCB was designed. Since this needs to ...

An AI-based algorithm then figures out how much water should be replaced, plus it sets up an automatic-water-change schedule for itself to follow. That said, users can also program in a custom ...

Searching internet forums intimates that there might be — keeping goldfish in the water trough. An article on the Horse Network states that the fish can live off algae growing on the sides and ...