It's been five years since the Deepwater Horizon oil rig exploded on April 20, 2010, killing 11 workers and triggering the worst oil disaster in U.S. history. We know how much crude oil was pumped into the Gulf of Mexico — more than 200 million gallons — but the scope of its impact upon the region's marine life remains unclear.

Fears about the safety of eating gulf seafood have eased, and demand for it is there. But the region's fishermen are still struggling to regain their footing.

In this video, WDSU-TV in New Orleans takes a look at how the spill has affected the fishing industry in Grand Isle, La., one of the places hardest hit by the spill.

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