Grebe Lake
... that most lake-dwelling grayling in the American West today can be genetically traced to Yellowstone Park's Grebe Lake, where millions of fish eggs were harvested and distributed from 1931 to 1956?
... that most lake-dwelling <a href="./Arctic_grayling" id="mwBW4" rel="mw:WikiLink" title="Arctic grayling">grayling</a> in the <a href="./Western_United_States" id="mwBW8" rel="mw:WikiLink" title="Western United States">American West</a> today can be genetically traced to <a href="./Yellowstone_National_Park" id="mwBXA" rel="mw:WikiLink" title="Yellowstone National Park">Yellowstone Park</a>'s <b id="mwBXE"><a href="./Grebe_Lake" id="mwBXI" rel="mw:WikiLink" title="Grebe Lake">Grebe Lake</a></b>, where millions of fish eggs were harvested and distributed from 1931 to 1956?