The most prevalent species in this research was the blue mussel (Mytilus edulis), although some visual and size difference was noticed between the individuals found in Reykjavik and other harbors.
Algengasta tegundin sem fannst við sýnatökurnar var kræklingur (Mytilus edulis). Þó var nokkur útlits og stærðarmunur á þeim einstaklingum sem fundust í Reykjavík og þeim sem fundust hinum höfnunum.