Assertion: alligator snapping turtle | /r/AtLocation | the missouri river
Facets:
Source sentences:
text: They are found on the Missouri River at least as far north as the Gavins Point Dam
text: They are also found in the Missouri River at least as far north as the Gavins Point Dam at Yankton, South Dakota.
text: They are found on the Missouri River at least as far north as the Gavins Point Dam