What is 'magnet fishing?

The Biggest Magnet Fishing Jackpot EVER - You Won't Believe What I Found!!!

I found this magnet fishing yesterday.. : r/submechanophobia

What's Attracting So Many People to Magnet Fishing?

What is Magnet Fishing? - Magnet Store

Getting pulled into magnet fishing - Ontario OUT of DOORS

SUPER POWERFUL - This fishing magnets is 1.42(36 mm) in diameter, adopt strong neodymium magnet for its base. It can offer 150 LBS(68 KG) pulling

DIYMAG Neodymium Fishing Magnets, 150lbs (68KG) Pulling Force Rare Earth Magnet with Countersunk Hole Eyebolt Diameter 1.42Inch (36mm) for Retrieving

What is Magnet Fishing, How to Magnet Fish, Where to Magnet Fish and is Magnet Fishing legal?

Magnet Fishing with Neodymium Magnets - Magnet Fishing Catches

A Florida man took his grandson magnet fishing. Police are now investigating what they reeled in, Crime & Courts

SUPER POWERFUL - This fishing magnets is 1.42(36 mm) in diameter, adopt strong neodymium magnet for its base. It can offer 150 LBS(68 KG) pulling

DIYMAG Neodymium Fishing Magnets, 150lbs (68KG) Pulling Force Rare Earth Magnet with Countersunk Hole Eyebolt Diameter 1.42Inch (36mm) for Retrieving