English: sublittoral coarse sediment
Welsh: gwaddod bras isforlannol
Subject: Amgylchedd
Welsh definition: Sediment habitats in the sublittoral near shore zone (i.e. covering the infralittoral and circalittoral zones), typically extending from the extreme lower shore down to the edge of the bathyal zone (200m). Coarse sediments including coarse sand, gravel, pebbles, shingle and cobbles which are often unstable due to tidal currents and/or wave action.
Notes: Term o system ddosbarthu EUNIS o gynefinoedd morol. SS.SCS. yw’r Cod Cynefin. Mae’r Cyd-bwyllgor Cadwraeth Natur yn defnyddio system arall o gategoreiddio cynefinoedd morol, yn seiliedig ar system ddosbarthu EUNIS. Yn y drefn honno “subtidal coarse sediment” yw’r term cyfatebol.