“Bydd yn rhoi tystiolaeth hefyd i’r diwydiant o darddiad dalfeydd ac am ardaloedd pysgota a gellir defnyddio hynny i ddatrys anghydfodau â defnyddwyr eraill y môr.
“It will also provide the industry with evidence of their catch origin and fishing grounds which could be used to resolve any disputes with other marine users.