“That will take them out of the supply chain and we expect it to disrupt the global fin market.”Congress OKs new law on tourist boats after Missouri tragedyLawmakers quick to unload FTX founder's contributionsManchin bid to speed energy permits to reemerge in 2023Biden signs bill to keep government open through Dec. 23But some scientists who study shark fisheries aren’t so certain.U.S. shark fisheries, although small, are well managed, and removing the country from the fin trade could encourage more exploitation of sharks in parts of the world where it’s less sustainable, said Robert Hueter, senior scientist emeritus at Mote Marine Laboratory in Sarasota, Florida.“People think this is going to solve the problems, and it’s not.”While not all sharks are killed just for their fins, none of the other shark parts — such as its meat, jaws or skin — can compete with fins in terms of value.The International Union for Conservation of Nature, a Switzerland-based group that tracks wildlife populations, estimates that more than a third of the world’s 500-plus shark species are threatened with extinction.At an international wildlife conference in Panama last month, governments from around the world extended trade restrictions to more than 90 shark species that are increasingly being hunted not only for their fins, but also their meat, some of which ends up in pet food."