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</o:shapelayout></xml><![endif]--></head><body lang=ES link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span lang=EN-US style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'>Journal of Applied Ecology, Vol. 57, No. 4, April 2020<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'>First published: 26 February 2020<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'><a href="https://doi.org/10.1111/1365-2664.13582"><span lang=EN-US style='color:windowtext;text-decoration:none'>https://doi.org/10.1111/1365-2664.13582</span></a></span><span lang=EN-US style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'><o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b><span lang=EN-US style='font-size:24.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'>Vertical migrations of fish schools determine overlap with a mobile tidal stream marine renewable energy device<o:p></o:p></span></b></p><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'><a href="https://besjournals.onlinelibrary.wiley.com/action/doSearch?ContribAuthorStored=Whitton%2C+Timothy+A"><span lang=EN-US style='color:windowtext;text-decoration:none'>Timothy A. Whitton</span></a></span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'> </span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'><a href="https://besjournals.onlinelibrary.wiley.com/action/doSearch?ContribAuthorStored=Jackson%2C+Suzanna+E"><span lang=EN-US style='color:windowtext;text-decoration:none'>Suzanna E. Jackson</span></a></span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'> </span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'><a href="https://besjournals.onlinelibrary.wiley.com/action/doSearch?ContribAuthorStored=Hiddink%2C+Jan+G"><span lang=EN-US style='color:windowtext;text-decoration:none'>Jan G. Hiddink</span></a></span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'> </span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'><a href="https://besjournals.onlinelibrary.wiley.com/action/doSearch?ContribAuthorStored=Scoulding%2C+Ben"><span lang=EN-US style='color:windowtext;text-decoration:none'>Ben Scoulding</span></a></span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'> </span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'><a href="https://besjournals.onlinelibrary.wiley.com/action/doSearch?ContribAuthorStored=Bowers%2C+David"><span lang=EN-US style='color:windowtext;text-decoration:none'>David Bowers</span></a></span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'> </span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'><a href="https://besjournals.onlinelibrary.wiley.com/action/doSearch?ContribAuthorStored=Powell%2C+Ben"><span lang=EN-US style='color:windowtext;text-decoration:none'>Ben Powell</span></a></span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'> </span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'><a href="https://besjournals.onlinelibrary.wiley.com/action/doSearch?ContribAuthorStored=D%27Urban+Jackson%2C+Tim"><span lang=EN-US style='color:windowtext;text-decoration:none'>Tim D'Urban Jackson</span></a></span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'> </span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'><a href="https://besjournals.onlinelibrary.wiley.com/action/doSearch?ContribAuthorStored=Gimenez%2C+Luis"><span lang=EN-US style='color:windowtext;text-decoration:none'>Luis Gimenez</span></a></span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'> </span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'><a href="https://besjournals.onlinelibrary.wiley.com/action/doSearch?ContribAuthorStored=Davies%2C+Alan+G"><span lang=EN-US style='color:windowtext;text-decoration:none'>Alan G. Davies</span></a></span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'> <span lang=EN-US><o:p></o:p></span></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b><span style='font-size:18.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'>Abstract<o:p></o:p></span></b></p><ol start=1 type=1><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'><span lang=EN-US style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'>Large increases in the generation of electricity using marine renewable energy (MRE) are planned, and assessment of the environmental impacts of novel MRE devices, such as kites, are urgently needed. A first step in this assessment is to quantify overlap in space and time between MRE devices and prey species of top predators such as small pelagic fish.<o:p></o:p></span></li><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'><span lang=EN-US style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'>Here, we quantify how the distribution of fish schools overlaps with the operational depth (20¨C60 m) and tidal current speeds (¡Ý1.2¨C2.4 m/s) used by tidal kites, and the physical processes driving overlap.<o:p></o:p></span></li><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'><span lang=EN-US style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'>Fish schools undertake diel vertical migrations driven by the depth of light penetration into the water column, controlled by the supply of solar radiation and water column light absorption and scattering, which in turn depends on the cross</span><span lang=EN-US style='font-size:12.0pt;font-family:"Cambria Math","serif";mso-fareast-language:ES'>©\</span><span lang=EN-US style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'>sectional area of suspended particulate matter (SPM). Fish schools were found shallower in the morning and evening and deeper in the middle of the day when solar radiation is greatest, with the deepest depths reached during predictable bimonthly periods of lower current speeds and lower cross</span><span lang=EN-US style='font-size:12.0pt;font-family:"Cambria Math","serif";mso-fareast-language:ES'>©\</span><span lang=EN-US style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'>sectional area of SPM.<o:p></o:p></span></li><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'><span lang=EN-US style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'>Potential kite operations overlap with fish schools for a mean of 5% of the time that schools are present (maximum for a day is 36%). This represents a mean of 6% of the potential kite operating time (maximum for a day is 44%). These were both highest during a new moon spring tide and transitions between neap and spring tides.<o:p></o:p></span></li><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'><i><span lang=EN-US style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'>Synthesis and applications</span></i><span lang=EN-US style='font-size:12.0pt;font-family:"Arial","sans-serif";mso-fareast-language:ES'>. Overlap of fish school depth distribution with tidal kite operation is reasonably predictable, and so the timing of operations could be adapted to avoid potential negative interactions. If all interaction between fish schools was to be avoided, the loss of operational time for tidal kites would be 6%. This information could also be used in planning the operating depths of marine renewable energy (MRE) devices to avoid or minimize overlap with fish schools and their predators by developers, and for environmental licencing and management authorities to gauge potential ecological impacts of different MRE device designs and operating characteristics. <o:p></o:p></span></li></ol><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div><div id="DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2"><br /> <table style="border-top: 1px solid #D3D4DE;">
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