I think it was seized by law enforcement because it was part of a crime yet technically she was there so I guess it could be bounty hunting.

  Skip tracing is not bounty hunting but it makes for a great article title. 

and then

  I think...

You wouldn't think that if you had read the article where it said that LE handed the asset (boat) to her shortly after Mullen's arrest. And that she's a bounty hunter, as well as a skip tracer.

It's really handy to read the source material before going around correcting people.

"Gomez spent the night baby­sitting the yacht at the Alice C, waiting for _a pilot who had been dispatched by ACS_ to guide the boat back to Berwick, Louisiana."

She personally located & took control of the boat, then alerted the collections agency who sent a pilot to collect it.