arribada
n.— «Known as an arribada, the Spanish word for arrival, the group nesting event on May 22nd is yet another positive sign this year that the Kemp’s ridley sea turtle, the smallest and most endangered sea turtle in the world, is on its way to recovery.» —“Successful nesting a good sign for Kemp’s ridley sea turtles” by Dina Cappiello Houston Chronicle May 28, 2004. (source: Double-Tongued Dictionary)