Porifera

• Animal Diversity Web Phylum Porifera  - Features the unique characteristics of members of this group. With photos and illustrations.
• Answers.com Sponge  - Offers a variety of information on these animal species. With images and links to other resources.
• Ask a Marine Scientist: Answers to Porifera Questions  - Furnishes information about sponges, with links to additional resources.
• Biodidac Animalia Porifera  - Presents colored image of sponges. .
• BioImages: Porifera (Sponges)  - Links to images of member species, grouped by taxon. Includes information on location and identification.
• Biological Science Porifera  - Offers a teaching guide for the study of sponges. .
• Biology Browser: Porifera  - Shares links to informational resources on this phylum and two of the three classes.
• Blue Cup Sponge  - Features the painting by Harry Hoffman. From Peter Sawyer Antiques.
• Blue Vase Sponge  - Features an image of this specie. With ordering information.
• Canada's Marine Invertebrates Porifera  - Information on the morphology, metabolism and reproduction of sponges.
• Cretaceous Fossils of Delaware Phylum Porifera  - Provides images and descriptions of preserved representatives of ancient sponges from this geologic era.
• Deep-Sea Pages: Bathyal and Abyssal Cnidaria and Porifera  - Offers images of live sponges and sea anemones. By Paul H. Yancey.
• Earthlife Phylum Porifera  - Information on the anatomy, distinguishing characteristics and environmental impact of sponges. With photos.
• Encyclopedia.com: Porifera  - Describes this phylum of sponges, including definitions, magazine and newspaper articles, and pictures.
• Factmonster Porifera  - Offers introductory information on sponges.
• Fauna Iberica Phylum Porifera  - Provides a listing of member species found in the Iberian peninsula.
• Filo Porifera  - Offers photos of live sponges. With scientific names.
• Florida Smart Porifera Sponges  - Offers links to other available resources on the web.
• Florida Sponge Company  - Offers natural sea sponges for various uses. With pricing and ordering information.
• Geobiology Research Sponges  - Describes the importance of these animals throughout the history of the planet.
• Gulf Specimen Marine Lab Porifera Sponges  - Offers species for sale. With photos and pricing information.
• Hermit Crab Sponges  - Features these unique members of the phylum. With photos.
• Index to Important Sponge Collections  - Provides a listing of collected specimens from various institutions. With links. .
• Infoplease Porifera  - Provides general information on sponge anatomy and reproduction. With links to other resources.
• Information Phylum Porifera  - Provides a listing of resources for this animal grouping.
• Introduction to Porifera  - Presents preliminary information on sponges. With photos.
• Invertebrate Anatomy OnLine: Porifera  - Illustrations of sponge systems accompany Calcarea and Demospongiae exercises.
• Investigating the Evolution of Body Plan: Phylum Porifera  - Lab topic from Iowa State Biology, looks at body form, skeletal system, and cellular organization.
• ITIS Report: Porifera  - Furnishes taxonomic data for this phylum of sponges, including sources, hierarchy, and off-site resources.
• Khoyatan Sponge Page  - Presents the collection of Northeast Pacific sponges of the Khoyatan Marine Laboratory.
• Laboratory 2 Phylum Porifera [DOC]  - Presents an educational resource on sponges.
• Marbef Data System Porifera  - Presents taxonomic data on sponges from the European Register of Marine Species.
• Marine Biological Laboratory Porifera  - Presents images of sponges. With pricing and ordering information.
• Morphology of Poriferans  - Presents slides containing images and illustrations of sponges.
• New Jewels of the Deep  - Article on the newly discovered value of sponges in ecology and human health.
• Photo.net Underwater at Anse Chastanet, St. Lucia  - Presents images of live sponges.
• Phylogenetic Trees Phylum Porifera Sponges  - Presents the distinguishing characteristics of each clade in this group.
• Phylum Porifera Sponges  - Provides an introduction to this animal grouping. With photos and illustrations. .
• Phylum Porifera Sponges Slides  - Provides presentation materials for educators.
• Porifera – Calcarea: Calcareous Sponges  - Underwater Field Guide to Ross Island and McMurdo Sound, Antarctica gives photographs and descriptions of species.
• Porifera and Cnidaria  - Presents laboratory exercises and images of sponges and jellyfishes.
• Porifera Brasil  - Provides images of sponges that can be found in this country. Site is in Portuguese.
• Porifera Lecture Outline  - Provides an educational resource for the teaching of the subject. With links to images of sponges.
• Porifera of SF Bay  - Features images of sponges found in the San Francisco Bay area. With descriptions.
• Porifera Skeletons  - Discusses the structure that gives sponges their shapes.
• Protocista, Eubacteria and Porifera  - Presents a comparison of sponges and an extinct phylum. With illustrations.
• Settling Plate Research Project Porifera (Sponges)  - Presents images and descriptions of member species. From the field studies of the California Academy of Sciences.
• Shape of Life Phylum Porifera Sponges  - Information on the oldest animal grouping. With photos and links to other resources. .
• Sidwell Friends School: Phylum Porifera  - Describes this group containing the sponges, with species count, classification, cell structure, and classes.
• Sponge Reef Project  - Presents information on the binational scientific project aimed at preserving these habitats in Canada.
• Sponge Reefs on the Continental Shelf  - Information on the joint undertaking of the University of Stuttgart and the Pacific Geoscience Centre.
• Sponges  - Describes the unique features of this type of animals. With photos.
• Sponges Get Respect  - Articles on members of this phylum. By Doug Stewart.
• Sponges of British Columbia  - Features the species found in the region. Includes the different classes.
• Sponges Porifera  - Provides access to images and descriptions of representatives of this group.
• Sponges, Phylum Porifera  - Provides a resource for reef aquarists. With classifications and images.
• Tree of Life Web Project Porifera  - Presents a guide to the taxonomy of sponges. With photos and links to other resources. .
• Wordreference.com Porifera  - Provides definition and taxonomy of sponges. With links to other resources.
• Zoo Lab: Poriferan and Radiate Animal Form and Function  - Gives images, slides, and information on members of the phylum Porifera.
• Zoological Catalogue of Australia Volume 12 Porifera  - Profiles the publication by JNA Hooper and F Wiedenmayer. BY CSIRO Publishing.
• Zootaxa Porifera  - Provides links to abstracts and full articles from past issues. Membership required.