The Abovemarine

Over the course of a few weeks, [Adam] trained his betta fish, [Jose], to jump out of the water to snatch food off his finger. An impressive display for a fish, but being able to train his small aquatic friend got [Adam] thinking. What’s stopping [Jose] from interacting his environment even more? The abovemarine was born.

The abovemarine is a robotic platform specifically built for [Jose]’s aquarium. Below, three omni¬†wheels drive the entire aquarium in any direction. A computer running OpenCV, a webcam, and a few motors directs the abovemarine in whatever direction [Jose] wants to go. Yes, it’s a vehicle for a fish, and that’s awesome.

[Adam] put a lot of work into the creation of the abovemarine, and was eventually able to teach [Jose] how to control his new home. In the videos below, you can see [Jose] roaming the studio and rolling towards the prospect of food.

Because [Jose] is a Siamese fighting fish and extremely territorial when he sees other males of his species, this brings up the idea of a version of Battlebots with several abovemarines. They’re in different tanks, so we don’t know what PETA would think of that, but we do expect it to show up in the Hackaday tip line eventually.

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