(2010) Urriago JD, Himmelman JH and Gaymer CF. Too close for comfort: distance detection of predators by sea urchins. 1ère édition du Colloque du Département de biologie de l’Université Laval. Quebec City, Canada.
(2009) Urriago JD, Himmelman JH and Gaymer CF. Too close for comfort: distance detection of predators by sea urchins. Forum québécois en sciences de la mer. Rimouski, Canada.
(2007) Urriago JD, Dumont CP, Abarca A, Gaymer CF and Thiel M. The native shrimp Rhynchocinetes typus as a biological control in scallop aquaculture facilities. The Crustacean Society Mid-Year Meeting. Coquimbo, Chile
(2006) Urriago JD, Santodomingo N. and Reyes J. Corales de profundidad: criterios biológicos para la conformación de áreas marinas protegidas del margen continental (100-300 m), caribe colombiano. II Congreso Colombiano de Zoología. Instituto de Ciencias Naturales, Universidad Nacional de Colombia. Santa Marta, Colombia.
