Furthermore, NRW as part of their considerations undertook a pre-monitoring field assessment at both East and West beach and identified the locations as too hazardous to sample safely.
Ar ben hynny, cynhaliodd CNC fel rhan o'u hystyriaethau asesiad maes cyn monitro ar draeth y Dwyrain a thraeth y Gorllewin a nododd fod y lleoliadau yn rhy beryglus i samplu'n ddiogel.