There are meticulously handcrafted bamboo Tenago micro fishing rods used in Japanese rice paddy irrigation ditches for tiny Bitterling.
"Originating over 200 years ago, it it is a highly respected, specialized, niche emphasizing patience, precision, and appreciating, rather than harvesting, fish... The ultimate trophy fish, is no larger than the size of a pinky nail or a 1-yen coin (roughly a penny)."
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At one time there was a public video showing an angler building his tiny bamboo rod, carving and painting delicate carefully balanced balsa floats, making tiny hooks out of needles... but it is now private

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This may be as entertaining as watching golf on TV to y'all, but here is a fishing video.