BioOne sees sustainable scholarly publishing as an inherently collaborative enterprise connecting authors, nonprofit publishers, academic institutions, research libraries, and research funders in the common goal of maximizing access to critical research. On the Movement of the Sea Urchin Paracentrotus lividus Towards Posidonia oceanica Seagrass Patches Author(s): Giulia Ceccherelli, Antonio Pais, Stefania Pinna, Simone Serra and Nicola Sechi Source: Journal of Shellfish Research, 28(2):397-403. 2009. Published By: National Shellfisheries Association DOI: http://dx.doi.org/10.2983/035.028.0224 URL: http://www.bioone.org/doi/full/10.2983/035.028.0224 BioOne (www.bioone.org ) is a nonprofit, online aggregation of core research in the biological, ecological, and environmental sciences. BioOne provides a sustainable online platform for over 170 journals and books published by nonprofit societies, associations, museums, institutions, and presses. Your use of this PDF, the BioOne Web site, and all posted and associated content indicates your acceptance of BioOne’s Terms of Use, available at www.bioone.org/page/terms_of_use . Usage of BioOne content is strictly limited to personal, educational, and non-commercial use. Commercial inquiries or rights and permissions requests should be directed to the individual publisher as copyright holder.