Written by Stephan Aarstol
- Plankton: Learn about the organisms that you see drift in the water of ponds, beaches and lakes.
- Plants of the Sea : A fact sheet describing the microscopic animals and plants of the sea.
- Marine Zooplankton : Images and descriptions of the marine group Zooplankton.
- Virtual Copepod : An interactive virtual module of the copepod.
Plants & Algae
- Aquatic Plants : A paper explaining the characteristics of the environment of aquatic plants, the types of plants in fresh water.
- Rhodophyta: Rhodophyta is the scientific name for red algae. Jack Holt provides a description of the red algae.
- Green Algae : A scientific guide to the plant that thrives in polluted water.
- Seagrasses: This paper explains what makes some flowering plants seagrass.
- Phylum Cnidaria : A guide to the diverse forms of jellyfish.
- Ctenophores: A guide to ctenophores. These animals are found in the majority of marine habitats.
- The Pompeii Worm : A collection of resources about the Pompeii worm.
- Phylum Arthropoda : Provides a descriptive history of the species.
- Porifera: A factsheet on sponges and other groups in the classification.
- Fish Anatomy : Illustration of external fish anatomy.
- External and Internal Fish Anatomy : A detailed description of the anatomy of the large mouth bass.
- Electric Fish : Explains what is an electric fish and what makes them electric.
- Bony Fish : Detailed description of bony fish and images describing the anatomy.
- Green Sea Turtle : The largest hard-shelled sea turtle in the world and lives in warm tropical oceans.
- Diamondback Terrapins : This species of turtle is the only turtle to live in habitats such as saltwater marshes, costal bays and lagoons in the United States.
- Marine Iguanas : Learn about the behavior of these lizard like reptiles.
- Australian Saltwater Crocodile : A classification fact sheet of the habitat, appearance and breeding behaviors of the Australian Saltwater Crocodile.
- Sea Birds : A detailed description of the seabirds in the Galapagos region.
- Seabird Flash Cards : 18 seabird flash cards providing informational fact sheets about each bird.
- Glaucous-winged Gull : Image gallery of the Larus glaucescens.
- Red-faced Cormorant : This seabird lives in the seas of the Alaskan coast.
- Blue Whale : A description of the largest mammal and creature to ever live on earth.
- Sirenia: This mammal is related to the elephant and is known as the sea cow.
- Sea Otter : A classification fact sheet on the sea otter.
- Sea Mammals : Descriptions of the 7 different sea mammals.
- Polar Bear : This marine mammal lives only in the northern hemisphere.
- Sea Lion : A brief summary about one of the rarest sea lion species in the world, the Australian sea lion.
- Coral Reefs : A guide to all things coral reef from the importance to the conservation of coral reef.
- Types of Reefs : A guide to the four types of coral reefs including a video.
Deep Sea & Trenches
- The Deep Sea : Explains what the deep-sea is and the inhabitants that dwell in the deep-sea.
- Pelagic Zone : A guide to the pelagic zone in the Monterey Bay National Marine Sanctuary.
- Deep Sea Habitats : An incredible amount of information and research studies about deep-sea habitats and adaptations.
Intertidal & Shore
- California's Rocky Intertidal : A summary of the original article from the California Coastal Resource Guide. Illustrates the conditions of the Rocky intertidal zones.
- Rocky Shores : A scientists perceptions and understanding of the ecological interactions of the Rocky shores.
- Mangroves: Mangrove trees grow on tropical shores. This paper describes the tropical shores that house these forests.
- Intertidal Zone : Describes the common habitat of marine animals and plant life in this zone.