Asylum seekers and refugees as well as the Gypsy, Roma and Traveller community are explicitly included as part of the race characteristic due to the lack of visibility in current evidence sources.
Caiff ceiswyr lloches a ffoaduriaid, yn ogystal â'r gymuned Sipsiwn, Roma a Theithwyr, eu cynnwys yn benodol fel rhan o'r nodwedd hil am nad ydynt i'w gweld mewn ffynonellau tystiolaeth ar hyn o bryd.