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...
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.
This is a status assessment of the double-crested cormorant in North America as of 2001. It includes general information on the bird, biological information and area-specific population information for throughout North America.
Biological control; Biologists (USFWS); Diseases; Environmental education; Farms and farming; Podcast; Public Lecture;
In 1941 the Food and Drug Administration approved the use of diethylstilbestrol (DES), the first synthetic chemical to be marketed as an estrogen and one of the first to be identified as a hormone disruptor—a chemical that mimics hormones. Its...
This is a preliminary biological assessment of Kirwin National Wildlife Refuge. Stimulation for the report was based on the concept that future decisions related to the biological portion of the Comprehensive Conservation Plan will be based on the...
Shorebirds are a diverse avian group. These groups form the 49 species of shorebirds that are common in North America. They generally have small bodies, long, thin legs and no webbing on their feet. One of the interesting facts about shorebirds is...
Shorebirds are a diverse avian group. These groups form the 49 species of shorebirds that are common in North America. They generally have small bodies, long, thin legs and no webbing on their feet. One of the interesting facts about shorebirds is...
Shorebirds are a diverse avian group. These groups form the 49 species of shorebirds that are common in North America. They generally have small bodies, long, thin legs and no webbing on their feet. One of the interesting facts about shorebirds is...
Shorebirds are a diverse avian group. These groups form the 49 species of shorebirds that are common in North America. They generally have small bodies, long, thin legs and no webbing on their feet. One of the interesting facts about shorebirds is...
Shorebirds are a diverse avian group. These groups form the 49 species of shorebirds that are common in North America. They generally have small bodies, long, thin legs and no webbing on their feet. One of the interesting facts about shorebirds is...
Shorebirds are a diverse avian group. These groups form the 49 species of shorebirds that are common in North America. They generally have small bodies, long, thin legs and no webbing on their feet. One of the interesting facts about shorebirds is...
Shorebirds are a diverse avian group. These groups form the 49 species of shorebirds that are common in North America. They generally have small bodies, long, thin legs and no webbing on their feet. One of the interesting facts about shorebirds is...
A multidisciplinary education guide for grades 2-12 (with sections on "How to Adapt" for Preschool - 1st grade, home schools, youth groups, and nature centers)
Shorebirds are a diverse avian group. These groups form the 49 species of shorebirds that are common in North America. They generally have small bodies, long, thin legs and no webbing on their feet.
Shorebirds are a diverse avian group. These groups form the 49 species of shorebirds that are common in North America. They generally have small bodies, long, thin legs and no webbing on their feet. One of the interesting facts about shorebirds is...
Shorebirds are a diverse avian group. These groups form the 49 species of shorebirds that are common in North America. They generally have small bodies, long, thin legs and no webbing on their feet. One of the interesting facts about shorebirds is...
Shorebirds are a diverse avian group. These groups form the 49 species of shorebirds that are common in North America. They generally have small bodies, long, thin legs and no webbing on their feet. One of the interesting facts about shorebirds is...
Birdwatching; Fishing; Game birds; Game management; Hunting; Recreation; Sport fishing; Statistics;
This is the National Survey of Fishing, Hunting, and Wildlife-Associated Recreation for 2006. It has tables describing data pertinent to fishing and hunting, and wildlife-watching, including number of participants and expenditure. It also has...
