1. It would be helpful if you could click on different options such as vertical zonation by depth or by amount of light and present the appropriate terminology for that type of zonation: epipelagic, mesopelagic, etc. vs photic, twilight and aphotic zone.
2. When the only organisms shown are animals, students don't appreciate the diversity of the ocean or the importance of the producers to the ecosystems. Please include phytoplankton, kelp, etc.
3. There could be an active link on the photos of the organisms identifying the creatures or providing more information about the dominant organisms of the zone.
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