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...
This fact sheet describes the bull trout. Differences between bull trout and other salmonids, particularly Dolly Varden are explained. It also briefly describes the fish's breeding and feeding habits, the water conditions it prefers, and the...
This classification, to be used in a new inventory of wetlands and deepwater habitats of the United
States, is intended to describe ecological tax, arrange them in a system useful to resource managers,
furnish units for mapping, and provide...
This is the 1998 status assessment of the scaleshell mussel in the United States. It includes biological information on the species, distribution status information and detailed status figures.