title: Remarks on "persistence in models of three interacting predator-prey populations".
abstract: For models of three interacting predator-prey populations, a result on the boundedness of solution orbits and a result on ultimate boundedness are presented. A counterexample to another result is also given for comparison.
authors.affiliation: Department of Mathematics and Statistics, Wright State University, Dayton, Ohio 45435.
authors.forename: L
authors.initials: L
authors.lastname: Turyn
mesh_terms: D000818:Animals; D008433:Mathematics; D008954:Models, Biological; D011235:Predatory Behavior