University of California
Ucmp: Phylum Porifera
Click on the name of the class of sponge you want to know about, and you'll see a picture and a description of it.
University of California
Ucmp: Uc Museum of Paleontology/ Fossil Records of Porifera
Takes a look at the fossils of sponges, and describes what they mean in terms of evolution.
University of California
Ucmp: Morphology of Sponges
This site from the University of California discusses the structure of sponges and how these primitive animals manage to exist.
Science Education Resource Center at Carleton College
Serc: Mn Step: Sponge Lab: Experimenting With Absorption
Students investigate the properties of synthetic and natural sponges in this activity, to determine the capacity of each to absorb water. Afterward, they discuss other questions they have about sponges, and complete an assessment in...
Sheppard Software
Sheppard Software: Sponges
This site gives an in-depth description of a sponge, including its behavior, appearance, reproduction, and classification. The site includes photos and illustrations and an interactive quiz to test your understanding.
Missouri Botanical Garden
Missouri Botantical Garden: Sponges!
This site from The Evergreen Project gives an easy to understand description of the Sponges.
Wikimedia
Wikipedia: Sponge
Wikipedia offers detailed information on sponges, or poriferans, animals of the phylum Porifera.
Other
Jungle Walk: Sponge Movies
Learn all you wanted to know about sponges. And see video clips as well as photos from The Sponge Reef Project, NOAA Ocean Explorer, National Geographic and more.
Natural History Museum
Natural History Museum: Other Invertebrates
This online exhibit from the Natural History Museum studies a range of topics related to invertebrates, or animals without a backbone. Crabs, snails, barnacles, sponges, and more are discussed at this exhibit.
Biology 4 kids
Biology4 Kids: Sponges the First Invertebrate
Find out about some the most simple organisms in the Animal Kingdom, the sponges.
A-Z Animals
A Z Animals: Animal Facts: Sponge (Demospongiae)
This entry identifies the defining characteristics of the demospongiae, more commonly known as the sponge.
Other
Sea Sky: Reef Life
The coral reef, its composition and inhabitants are explored here in detail. With additional information about the life that inhabits a coral reef.
CK-12 Foundation
Ck 12: Biology: Sponges
[Free Registration/Login may be required to access all resource tools.] Discusses characteristics of sponges.
CK-12 Foundation
Ck 12: Life Science: Sponges
[Free Registration/Login may be required to access all resource tools.] Sponges are classified in the phylum Porifera, from the Latin words meaning "having pores." Sponges are sessile, meaning they cannot move, so they filter water...
Other
Ocean Oasis: Field Guide
Ocean Oasis is a giant-screen film that depicts Mexico's Sea of Cortes and the Baja California desert. This companion site features much of the information the film has, such as beautiful images of animals, water, and land that have...
Encyclopedia of Life
Encyclopedia of Life: Sponges
The Encyclopedia of Life presents this in-depth overview of Sponges (Porifera), including their habitats, size, conservation status, and much more. Images of this phylum and maps of its global distribution can also be found here.
Australian Broadcasting Corporation
Australian Broadcasting Corporation: News in Science: Antarctic Reveals Treasure Trove of Life
From ABC News in Science, Maggie Fox's article examines research connected to the various species of life discovered in the "dark waters around Antarctica." These findings include sponges, crustaceans, and new worms.
Other
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
Other
Mcwdn: Sponges
A brief summary about sponges. Included are an organized chart about the body systems in a sponge, links to other websites about sponges, and an online quiz about sponges.
National Health Museum
Access Excellence: Carnivorous Sponge
Read about this startling discovery of a species of sponge that is not a filter feeder like all other sponges, but is actually carnivorous. Strange!
Other
Kids' Cruz: Taxonomy
Kidzcruz.com provides a list of phylums in the animal Kingdom. Both Latin and English names are included.