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Date: 2012-12-21 21:20:47Batoidea Aquatic ecology Manta ray Stingray Electric ray Eagle ray Chondrichthyes Pelagic fish Wild fisheries Fish Ichthyology Fisheries | The role of rays in the ecosystem By Simon Pierce A tropical whipray (Himantura sp.) (© Shane Litherland)Add to Reading ListSource URL: www.mesa.edu.auDownload Document from Source WebsiteFile Size: 1,23 MBShare Document on Facebook |