Bay of Life: bioamrywiaeth bywiog Bae Ceredigion
Common dolphins off Grassholm, 2017
An 'un'-common sighting by Grassholm, 2017
Benthic Surveys: Missing the seabird islands...
Common dolphins at the Whirlwind Wreck, 2000's
Celtic Deep Surveys: Humpback Whale, 1980's
Dyfodol y Cefnfor: Arolwg Cwch 2017
Superpod of Common Dolphins, 2005
Superpod of Common Dolphins, 2009
Môr- grwban Lledraidd oddi ar Benrhyn Gŵyr, 2019
Dolffiniaid yng Nghildraeth Maenorbŷr
Heulforgi mawr, 1962
Ymwelydd Annisgwyl: Dolffin 2015
