USGS - science for a changing world

Science Topics

Maps, Imagery, and Publications Hazards Newsroom Education Jobs Partnerships Library About USGS Podcasts/RSS
You are here: Topics
Help
Organism groupings (non-taxonomic)
Used for categories of living organisms that are not taxonomic and that include species from more than one taxonomic group.
Subtopics:
Biota (2 items)
Consumers (organisms) (7 items)
Decomposers (1 items)
Endangered species (22 items)
Keystone species (3 items)
Macroinvertebrates (14 items)
Migratory species (18 items)
Native species (5 items)
Nonindigenous species (52 items)
Plankton (5 items)
Pollinators (3 items)
Shellfish (3 items)
Vegetation (40 items)
Wildlife (38 items)
Genetically engineered organisms (1 items)
Benthos (6 items)
Microbes (3 items)
Nuisance species (2 items)
Related topics:
Results 171 - 180 of 203 listed by similarity [list alphabetically]
PDF Sturgeon research update: Confirmed pallid sturgeon spawning in the Missouri River in 2007 [More info]
Combined with supporting research in reproductive physiology, identification of spawning habitat, and early life history this result provides new understanding of environmental factors that might affect reproduction of this endangered species.
Summary report of nonindigenous aquatic species in U.S. Fish and Wildlife Service Region 4 [More info]
Report prepared for the U.S. Fish and Wildlife Service with descriptions of exotic aquatic species introduced in the southeast United States with information on populations, geographic distribution, and origins.
PDF Surveillance for asian H5N1 avian influenza in the United States [More info]
General description of US government efforts to monitor the occurrence of highly pathogenic avian influenza in wild migratory birds.
PDF Sylvatic plague vaccine and management of prairie dogs [More info]
Disease is threatening these previously abundant rodents. We have developed a vaccine that can be delivered using oral baits; our work now shifts to optimizing the distribution of the vaccine.
PDF Taking the Pulse of a River System: Research on the Upper Mississippi River System [More info]
Short summaries of long-term research projects concerning the biological health of this section of the Mississippi river.
The challenges of capturing and tagging manatees along west coastal Florida [More info]
Description of method of capturing and tagging manatees in western Florida for tracking by satellite telemetry. Presented at a forum on telemetry.
PDF The National Nonindigenous Aquatic Species Program [More info]
Concerted effort to monitor, analyze, and record sightings of non-native (introduced) aquatic species throughout the United States. Explains characteristics of the database that is compiled by this program.
The Pallid Sturgeon: Scientific Investigations Help Understand Recovery Needs [More info]
Studies to examine the linkages among flow regime, re-engineered channel morphology, and reproductive success and survival of this endangered species.
PDF The saga of leafy spurge (Euphorbia esula) in the northern Great Plains [More info]
Explains why this invasive plant is successful in taking over land in many northern states, and what might be done to impede its dominance.
The U.S. Geological Survey Amphibian Research and Monitoring Initiative-2011 Annual Update [More info]
Amphibians are declining throughout the US. Here we explain how we monitor amphibians and why, along with some of the results we have obtained.
Result pages:FirstPrevious ... 12 13 14 15 16 17 18 19 20 21 NextAll
Alphabetical Index of Topics a b c d e f g h i j k l m n o p q r s t u v w x y z

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http://www.usgs.gov/science//science/science.php?term=841&b=170&n=10
Page Contact Information: Ask USGS