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 > Organisms > Animals
Help
Invertebrates
Animals having no backbone or spinal column, such as insects, mollusks, crustaceans, worms, and similar organisms.
Subtopics:
Arthropods (31 items)
Bryozoans and brachiopods (1 items)
Coelenterates (8 items)
Conodonts (2 items)
Echinoderms (2 items)
Mollusks (10 items)
Sponges (2 items)
Worms (3 items)
Tunicates (2 items)
Related topics:


Results 41 - 50 of 54 listed by similarity [list alphabetically]
Paleontological analyses [New Window]
Links to USGS capabilities in paleontological analyses of fossils such as mollusks, diatoms, palynomorphs, ostracodes, calcareous nannofossils, etc. Includes descriptive information, technique, equipment, and contacts for each fossil group.
Patuxent Wildlife Research Center monitoring program [New Window]
Entry to biomonitoring projects studying the status and trends of the nation's environmental resources and programs studying amphibians and birds. Links to long-term programs, resources and references, and related links.
Pollinators [New Window]
News and references about domesticated and wild bees, butterflies, moths, birds, bats and other animals that play a crucial role in the pollination of flowering plants.
Pollinators, plants, and prosperity [New Window]
Six short news articles about ecological problems faced by pollinator species in various parts of the US. Taken from "People, Land, and Water", the newsletter of the Department of the Interior.
Protecting the Nation's coral reefs [New Window]
Report on problems in preserving coral reef ecosystems with links to information on the interagency U.S. Coral Reef Task Force, press releases, reports, and NOAA coral reef sites.
Recent changes in the food web of Lake Erie - the role of phosphorus and zebra mussels [New Window]
Brief overview of the proliferation of zebra mussels and the role of phosphorus in Lake Erie with links to publications related to Lake Erie water quality.
Restoration Ecology for Southeast ecosystems [New Window]
Overview of research at the Restoration Ecology facility on sustainable restoration of South Florida's greater Everglades and coastal ecosystems. Includes links study of birds, snails, and alligators, ecological modeling, photos, and posters.
Salinity variation in an estuary used for oyster cultivation in southeastern North Carolina during the passover of the eye of Hurricane Bertha [New Window]
Review of a study monitoring changes in salinity in Alligator Bay, NC during a 1996 hurricane due to the influx of fresh and saltwater and the effect it would have on oyster aquaculture.
Salvinia molesta, Salvinia weevil, Salvinia minima [New Window]
Life history and identification of Salvinia species, a floating, rootless tree fern and a noxious aquatic weed. Site includes posters, instructions on submitting sightings, how to subscribe to a listserv on the weed, and a bibliography.
Stoneflies of the United States [New Window]
Links to checklists and species maps showing the distribution of stoneflies in the United States with links to other information websites on stoneflies and reference list.
Result pages:Previous 1 2 3 4 5 6 Next


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=606&b=40&n=10
Page Contact Information: Ask USGS