Fisheries management; Fishes; Rivers and streams; Tropical environments;
This document serves as the Final Report for research on Puerto Rico stream fishes and their habitat funded by the Puerto Rico Department of Natural and Environmental Resources, in the form of a grant to the North Carolina Cooperative Fish and...
President L.B. Johnson signs the Wilderness Act in the White House Rose Garden, September 1964. Mardy Murie, Alice Zahniser in the foreground with President Johson.
Environmental Sciences;