“Originating in Japan, microfishing is the pursuit of small and overlooked fish species like minnows, dace, darters, and sculpins. For microfishers, not only is the (small) size of the fish important, but so is the variety or number of species that have been caught.” –fishbio.com
If you haven’t heard of microfishing, this is the video to watch. It is becoming more and more popular in the USA. Here is a video that explains microfishing and some of the history by Texas Wildlife and Parks: