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.
Aquatic animals; Aquatic environments; Environmental education; Fisheries management; Fishes; Fish hatcheries; Habitat conservation; Podcast; Public Lecture;
Phil Pister retired in February 1990 following 38 years as a fishery biologist with the California Department of Fish and Game. He studied wildlife conservation and zoology under A. Starker Leopold at the University of California (Berkeley) and...
Aquatic animals; Aquatic environments; Biological control; Habitat conservation; Invasive species; Population control; Work of the Service;
This is a plan to prevent zebra mussels and other aquatic nuisance species from spreading westward. This document includes background on the issue, including the current and potential impacts, ecological, economic and otherwise, the spread of these...
Maps; Mapping; GIS; Geospatial; Agriculture; Amphibians; Anadromous species; Aquatic animals; Aquatic birds; Aquatic environments; Aquatic plants; Birds; Chemical industry; City environments; Environmental quality; Farms and farming; Fisheries...
The Tualatin River watershed, which contains the U.S. Fish and Wildlife Service Tualatin River National Wildlife Refuge, is a mix of urban, industrial, and rural land use. This map is intended to show the intersection of potential contaminant...