CK-12 Foundation
Ck 12: Life Science: Aquatic Biomes
[Free Registration/Login may be required to access all resource tools.] Aquatic biomes can be generally classified based on the amount of salt in the water. Freshwater biomes have less than 1% salt and are typical of ponds and lakes,...
Florida State University
Florida State University: Pond Life
Explore the microscopic organisms that live in the freshwater ponds with this video collection. These video clips feature unicellular organisms, from under the microscope, showing off their daily activities. Collection includes videos of...
Texas Instruments
Texas Instruments: Freezing Temperature of Ocean Water
This activity makes use of the Temperature Probe to measure the temperature of water as it cools and freezes. Students' determine and compare the freezing temperature of fresh water and ocean water.
American Institute of Biological Sciences
Action Bioscience: Seawater Desalination: Panacea or Hype?
An article and resources for research and teaching that explains how technologies are being used to desalinate ocean waters to be used for various municipal, industrial, and domestic purposes including a means to provide fresh water to...
Encyclopedia of Earth
Encyclopedia of Earth: Aquatic Plants
Article describing types of freshwater aquatic plants and their characteristics.
![Alberta Riparian Habitat Management Society: Growing Restoration [Pdf] Handout](https://static.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png "Alberta Riparian Habitat Management Society: Growing Restoration [Pdf] Handout")
Other
Alberta Riparian Habitat Management Society: Growing Restoration [Pdf]
This article describes how to go about restoring a freshwater shoreline in a riparian area in Alberta.
Scholastic
Scholastic: Study Jams! Science: Ecosystems: Aquatic Ecosystems
A video and a short multiple-choice quiz on the topic of aquatic ecosystems. It discusses the difference between freshwater and saltwater ecosystems, then explains what the three ecozones are in a marine ecosystem.
Geography 4 kids
Geography4 kids.com: Seasonal Wetlands
Identify the four types of seasonal wetlands found across the earth. There are fresh water and salt water marshes, bogs, and swamps.
A-Z Animals
A Z Animals: Animal Facts: Pike (Esox)
Provides photographs and a fact card about the pika, a freshwater fish. Discusses the five species, where they are found, physical characteristics, diet, animals they prey upon, features of the female pike, reproduction, and population...
A-Z Animals
A Z Animals: Animal Facts: Silver Dollar (Metynnis Argenteus)
Provides photographs and facts about the silver dollar, a freshwater tropical fish. Discusses their popularity for aquariums, where they originate, their behavior, diet, predators, lifespan and reproduction, and care when kept in an...
NASA
Climate Kids: 10 Interesting Things About Ecosystems
Discover 10 interesting things about ecosystems, including features of coral reefs, rainforests, deserts, grasslands, freshwater ecosystems, the tundra, the ocean floor, wetlands, boreal forests and big cities.
US Environmental Protection Agency
Epa: Endangered Species: Save Our Species Information Shortnose Sturgeon
Find out about the Alabama Sturgeon, a freshwater fish common in the Mobile basin.
American Museum of Natural History
American Museum of Natural History: Pacu O Logy Card
Flip this interactive OLogy card to find questions and answers, fast facts, and other bite-size pieces of information to help you understand important characteristics of the South American pacu, a freshwater fish.
Read Works
Read Works: How Water Loss Affects Biodiversity
[Free Registration/Login Required] Students read about how varying amounts of fresh water can affect biodiversity in a region. A question sheet is available to help students build skills in reading comprehension.
CK-12 Foundation
Ck 12: Life Science: Preserving Water Sources
[Free Registration/Login may be required to access all resource tools.] It might seem like there is plenty of water on Earth, but that's not really the case. Water is a limited resource. That means that it is used faster than it is...
Other
Earthwave Society: Alabama Sturgeon
Current information about the Alabama Sturgeon, a freshwater fish common in the Mobile basin. This article provides information about its endangered status.
Pennsylvania State University
Earth 101: Distribution of Water on the Earth's Surface
The distribution of water on the Earth's surface is extremely uneven. Only 3% of water on the surface is fresh; the remaining 97% resides in the ocean. Of freshwater, 69% resides in glaciers, 30% underground, and less than 1% is located...
Cynthia J. O'Hora
Mrs. O's House: Water: Math of Sufficient Fresh Water
Through research of community water assessment and reports, students will make a video presentation of the local water resources.
TED Talks
Ted: Ted Ed: Eli the Eel: A Mysterious Migration
James Prosek tracks the life journey of Eli the Anguilla eel as she travels her mysterious "backward" migration from the sea to fresh water and back again. [4:39]
Utah STEM Foundation
Utah Stem Action Center: Floating on the Great Salt Lake
Through exploring the phenomenon that it is easier to float on salt water than on fresh water, students will develop a conceptual model for molecules and how the arrangement of molecules affects density.
Smithsonian Institution
Smithsonian National Zoo: Amazonia Stingray
Acting as part of the online exhibit for the Amazonia display at the National Zoo, this site explores freshwater stingrays and rays particular to the Amazon.
PBS
Nh Pbs: Nature Works: Ponds
Can you give a definition for a pond? This site provides information ranging from types of plants living in ponds to how ponds were formed. Don't miss out on the photographs found within the site too.
Other
Cwec: It's a Small World (Mini Unit) [Pdf]
Water resources around the world are finite and must be protected. This mini-unit is designed to teach students to appreciate this.
Center for Innovation in Engineering and Science Education, Stevens Institute of Technology
Ciese Collaborative Projects: Bucket Buddies: Environmental Study
Bucket Buddies is an opportunity for students to participate in a world-wide environmental study. By identifying organisms in pond water, participating classes can compare their findings, and look for relationships in data. In addition...
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