10. Introduction to Cnidaria
    Jellyfish, corals, and other stingers. . .
    http: //ucmp.berkeley.edu/cnidaria/cnidaria.htm...
    
    
11. zooplankton including salps jellyfish ctenophores
    Zooplankton including salps, ctenophores, jellyfish, beroes and pteropods
    http: //earthwindow.com/zoo.html
    
    

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