Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Media dell'altezza d'onda-it#Sense
Mittlere Wellenhöhe-de#Sense
Vanddybde-da#Sense
Gemiddelde golfhoogte-nl#Sense
Average wave height-en#Sense
Creux moyen-fr#Sense