Aquassist is a fish feeder that is primarily 3D printed only requiring a servo and a microcontroller to give you remote control of feeding your fish. ... from programming to design and 3D printing.

An MSP430-based Automatic Fish Feeder. 9 Comments . by: Ethan Zonca. December 8, 2014. Title: ... His firmware is also open-source, so you can build your own fish feeder based off of his design.

If you have different types of fish in your aquarium, a feeder with several small feeding chambers might be an option, as you can mix granules, flakes and food tablets, says Wilstermann-Hildebrand.

After switching to automated feeders, we noticed that the fish registered a higher growth rate or increase in weight from 500-600 grams to 750-800 grams per fish.