The Marine Works (Environmental Impact Assessment) Regulations 2007, as amended ("the Regulations"): Screening and Scoping Opinion Title: Extraction of tin off the coast of North Cornwall. Operator: Marine Minerals Limited. Report no: MLP/2013/00308. Address of applicant/operator: Marine Minerals Limited, 98 Longfield, Falmouth, TR11 4SL. Updated 19 April 2013 1 Contents 1. Introduction ....................................................................................................................................... 6 1.1 Proposed Project .................................................................................................................. 6 1.2 Location ................................................................................................................................. 6 1.3 Legislative obligations ......................................................................................................... 6 2 Report Format ............................................................................................................................... 7 2.1 Approach ............................................................................................................................... 7 2.2 Consultees ............................................................................................................................. 7 3 EIA Methodology .......................................................................................................................... 8 3.1 Extraction Method ................................................................................................................ 8 3.2 Screening and replacement of sand .................................................................................. 9 3.3 Monitoring of environmental impact .................................................................................. 9 3.4 Location of material ............................................................................................................ 10 4 Coastal Processes, Hydrodynamics and Sedimentary Regime ......................................... 10 4.1 Coastal Impact Study ......................................................................................................... 10 4.2 Coastal processes .............................................................................................................. 10 4.3 Data Information ................................................................................................................. 11 4.4 Seabed levels ..................................................................................................................... 11 4.5 Wave Climate ...................................................................................................................... 11 4.6 Storage on the seabed ...................................................................................................... 12 4.7 Intertidal Coastal Processes ............................................................................................. 12 4.8 Coastal erosion ................................................................................................................... 12 4.9 Sediment dynamics ............................................................................................................ 12 4.10 Fine materials ........................................................................................................................ 13 5 Water Environment .................................................................................................................... 13 5.1 Suspension of sediment in water column ....................................................................... 13 5.2 Sewage ................................................................................................................................ 14 5.3 Contaminants ...................................................................................................................... 14 6 Marine and Coastal Ecology ..................................................................................................... 14 6.1 Designated Sites ................................................................................................................ 14 6.2 Sites of geological interest ................................................................................................ 15 6.3 Marine Conservation Zones .............................................................................................. 16 2 6.4 Protected Species .............................................................................................................. 16 6.5 Marine mammals ................................................................................................................ 17 6.6 Birds ..................................................................................................................................... 18 6.7 Sandeels .............................................................................................................................. 19 6.8 Range of Fish Species ...................................................................................................... 19 6.9 Shellfish ............................................................................................................................... 20 6.10 Fisheries .............................................................................................................................. 20 6.10.1 Fisheries biology ......................................................................................................... 20 6.10.2 Commercial and recreational fisheries .................................................................... 21 6.11 Elasmobranch Species ...................................................................................................... 22 6.12 Invasive Alien Species ....................................................................................................... 22 6.13 Ecological Surveys ............................................................................................................. 22 7 Noise and Vibration .................................................................................................................... 23 8 Socioeconomic Impacts ............................................................................................................ 23 8.1 Tourism ................................................................................................................................ 23 8.2 Recreational water sports including surfing ................................................................... 24 9 Marine Transport and Navigation ............................................................................................ 24 10 Landscape and Visual ........................................................................................................... 24 10.1 Designations ....................................................................................................................... 24 10.2 Landscape and Visual Impact Assessment ................................................................... 24 10.3 Key concerns ...................................................................................................................... 25 11 Marine Archaeology and Cultural Heritage ........................................................................ 25 11.1 Historic environment features ........................................................................................... 25 11.2 Archaeological protocol ..................................................................................................... 25 11.3 Archaeological assessment .............................................................................................. 26 11.4 Geotechnical data .............................................................................................................. 26 12 Additional Information ............................................................................................................ 27 12.1 Cumulative and in-combination effects ........................................................................... 27 12.2 Habitat Regulations Assessment ..................................................................................... 27 12.3 Water Framework Directive .............................................................................................. 28 12.4 St Ives Coast Protection Order ........................................................................................ 29 12.5 Public Representations ..................................................................................................... 29 12.6 Conclusion ........................................................................................................................... 30 13 Appendix I ................................................................................................................................. 31 3 14 Appendix II ................................................................................................................................ 32 15 Appendix III ............................................................................................................................... 33 4 5 1. Introduction 1.1 Proposed Project The aim of the project is to excavate sand containing elevated concentrations of metals which have originated from historic