Wednesday, January 27, 2021

"How listening to salmon helps feed them more efficiently"

"Any other talents you can bring to the job?"

"Well, I wasn't going to mention it but I'm a salmon whisperer."

Via New Atlas:

A salmon can't pick up and drop its supper dish like a dog, so how do you know if they are hungry? It's an important question in aquaculture, and by using a combination of audio sensors and artificial intelligence, the Smart System for Feeding Control (SICA) offers a new way to answer it.

Farmed salmon make up between 60 and 70 percent of all salmon produced today, but the process suffers from an efficiency problem. Like any fish, salmon need to be fed. The problem for the farmer is to make sure the growing salmon get enough food to stay healthy and put on weight, but not so much that the food is wasted or starts to have a negative impact on the local environment.

Feed can account for half the cost of farming salmon, so making mealtimes more efficient also has a major impact on profits. Unfortunately, figuring out whether or not a salmon is hungry isn't easy. Currently farmers rely on techniques like monitoring behavior by video, which are expensive and intrusive....