While the troubling lack of progress in restoring endangered WA salmon runs continues to spur calls for more farmland to be converted to fish habitat, more evidence is coming to light that habitat work alone won't save the salmon. Daniel Schindler, professor at the University of Washington's School of Fishery and Aquatic Sciences joins Dillon to talk about a new study effort he chaired through the Washington State Academy of Sciences showing that seals and sea lions are hindering salmon recovery, and may need their populations controlled with lethal removal.