Keyword
ressurs
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Skjellsandobservasjoner er et punktdatasett med over 3000 prøvepunkter, der skjellsand eller skjellgrus er påvist i bunnsedimentene. Skjellsand og skjellgrus er definert som sedimenter med over 50% kalsiumkarbonatinnhold.
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Sampling stations where it is registered minimum 50% content of shell sand or shell gravel in the topmost layer of seabed sediments.
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Shell sand occurrences show areas in the coastal zone with information about shell sand on the seabed, either based on mapping in the field or modeling. Sediments with a calcium carbonate content > 50% and consisting of whole or crushed calcerous shells are described as shell sand or shell gravel.