EcoSphere Small Water Drop, The World's First Totally Enclosed

7 Ways to Make a Closed Aquatic Ecosystem - wikiHow

The World's First Totally Enclosed Ecosystem…

Creating a Lake Ecosphere │ An ECOSYSTEM within a SEALED glass JAR!

EcoSphere Extra Large Sphere : Pet Supplies

Seacospheres

Micro ecosphere, closed ecosystem time lapse (old, from 2007, 240p)

EcoSphere Large Sphere : Pet Supplies

This $50 EcoSphere on is its own self-sustaining little world with little creatures that are really alive

EcoSphere Small Water Drop, The World's First Totally Enclosed Ecosystem

Ecospheres: Destruction and Chaos: The Oxygen Cycle