Common dolphins off Grassholm, 2017
An 'un'-common sighting by Grassholm, 2017
Humpback whale off Skomer, 2014
Benthic Surveys: Missing the seabird islands...
Dyfodol y Cefnfor: Arolwg Cwch 2017
Superpod of Common Dolphins, 2005
Llo bach morlo llwyd ar Ynys Dewi, 2011
Annisgwyl: Gweld llamhidydd ger Ynys y Barri
Erthyglau Paupur Newydd am Ffawna Morol Mawr