แหล่งที่มา WikiPedia: ปลาเวลส์ http://www.ryt9.com/s/prg/1432224 http://www.scotcat.com/factsheets/glanis.html http://www.iucnredlist.org/apps/redlist/details/40... http://www.thairath.co.th/content/oversea/87724 http://www.nhm.ac.uk/kids-only/life/life-large/wel... http://www.catfishconservationgroup.co.uk/wells.ht... https://web.archive.org/web/20100618155440/http://... https://commons.wikimedia.org/wiki/Category:Siluru...
