In 2020, around 55 million Americans went fishing. Over 80% of Americans live in urban areas. That adds up to a lot of city-fishing, whether it’s denizens of the Motor City dropping lines in the Detroit River, or Los Angeles anglers fly-fishing for “sewer salmon” in L.A.’s industrial trench of a river.
Source: LifeHacker – When You Can Eat Fish From City Rivers (and When You Shouldn’t)