Pilot Pentland Firth and Orkney Waters Marine Spatial Plan. Regional Locational Guidance.

7 Glossary of terms and acronyms

AfL Agreement for Lease

AGLV Areas of Great Landscape Value

AIS Automatic Identification System

BGS British Geological Society

CAA Civil Aviation Authority

DECC Department for Energy and Climate Change

DEM Digital Elevation Model

EMEC European Marine Energy Centre

EMODnet European Marine Observation and Data Network

ESAS European Seabirds at Sea

EUNIS The European Nature Information System

FAA Fleet Air Arm

Folk triangle classification
A technical descriptive classification of sedimentary rocks devised by Robert L. Folk and used by the BGS.

GCR Geological Conservation Review

GIS Geographical Information System

GT Gross Tonnage

GVA Gross Value Added

HIE Highlands and Islands Enterprise

HIH Highest Income earner

IBA Important Bird Area

ICIT International Centre for Island Technology

IO Input-output analysis

JNCC Joint Nature Conservation Committee

LCA Landscape Character Assessment

LDP Local development Plan

MCS Marine Conservation Society

MDA Military Defence Area

MEHRA Marine Environmentally High Risk Area

MESH Mapping European Seabed Habitats

MOD Ministry of defence

MPA Marine Protected Area

MSS Marine Scotland Science

NATS National Air Traffic Services

NERC Natural Environmental Research Centre

NERL NATS en Route Licence

NSA National Scenic Area

OBR Orkney Biodiversity Records

PBR Potential biological removal

PEXA Practice and exercise areas

PFOW Pentland Firth and Orkney Waters

PO Plan Option

RAF Royal Air Force

RCAHMS Royal Commission on the Ancient and Historical Monuments of Scotland

RLG Regional Locational Guidance

RSPB Royal Society for the Protection of Birds

RYA Royal Yachting Association

SAC Special Area of Conservation

SAS Surfers against Sewage

SEPA Scottish Environmental Protection Agency

Significant wave height

Calculated as the top highest third of the sea waves over an hour. Also calculated as four times the standard deviation of the surface elevation .

SIMD Scottish Index of Multiple Deprivation

SMRU Sea Mammal Research Unit

SNH Scottish Natural Heritage

SOLAS Safety Of Life At Sea

SPA Special Protection Areas

SSSI Site of Special Scientific Interest

Tidal range The vertical difference between the high tide and the succeeding low tide

UKHO United Kingdom Hydrography Office

UNESCO United Nations Educational, Scientific and Cultural Organization

VMS Vessel Monitoring System

WGS 84 World Geodetic System, a coordinate reference system and geodetic datum based on a geoid that represents the earth