Basic Details Surname Heath Forenames G D Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) R N Unit (Primary - Stated) HM Submarine H5 Rank / Title (Primary - Stated) E R A Our References Service (Primary - Our reference) Royal Navy Unit (Primary - Our reference) HMS H5 Rank / Title (Primary - Our reference) Engine Room Artificer Death and Burial details Country of death Wales Town of death Caernarfon Bay Year of death 1918 Month of death March Day of death 2 Manner of death as stated Lost in Caernafon Bay Manner of death reference Other