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bycatch of marine mammals, numbers of marine mammals in the test area are lower now maybe lowering the bycatch numbers, Marine mammals are caught they are either released (bycatch) or keep (nontarget) nontarget catch is used for bait or food because of their high value, increasing the number of marine mammals accidently caught leading to the possible extinction of many marine mammals in the next few decades, In the US the Marine Mammal Protection Act prohibits the sale or use of marine mammals by commercial fisheries also Fishers are required to report bycatch but seldom do, so estimates are smaller then real bycatch numbers, The interactions between commercial fisheries and marine mammals their results, results but numbers of marine mammals in the test area are lower now, the possible extinction of many marine mammals in the next few decades giving us In the US the Marine Mammal Protection Act prohibits the sale or use of marine mammals by commercial fisheries, results seeing a slight decline in bycatch numbers, results between 1990-1999 the mean bycatch was 6215 marine mammals, increasing human population and demand for fish is increasing the number of marine mammals accidently caught