These Regulations implement for Great Britain Community legislation on the assessment of the environmental effects of certain projects in respect of fish farming in marine waters. The Regulations apply to applications as regards fish farming in marine waters, made on or after 14th March 1999, where any part of the proposed development is in a sensitive area, or the proposed development is designed to hold a biomass of 100 tonnes or greater, or will extend to 0.1 hectare or more of the surface ar