NHS Nautical Chart NHS078: Hovden - Langenes - Risøysundet T - W. Indies & C. America & Bermuda Marine Guidance Notes (MGNs) and

Marine Guidance Notes (MGNs) and Marine Information Notes (MINs)

(example: WVNNA911MAP10

each mirror and shade glass is tested for perfect flatness by the Fresnel diffraction pattern method

South Limit 37� 57'

seasonal currents

NHS Nautical Chart NHS078: Hovden - Langenes - Risøysundet T - W. Indies & C. America & Bermuda Marine Guidance Notes (MGNs) andThis nautical chart is provided by the Norwegian Hydrographic Service (NHS). In 2011, The Norwegian Hydrographic Service (a division of Kartverket responsible for marine navigation in Norway) signed an agreement with OceanGrafix enabling authorization to print and distribute nautical charts for Norway. The 100+ chartswhich comprise a majority of the charts produced by NHSare updated regularly using the same technology OceanGrafix developed to print US