#596570
De réir an Aontais Idirnáisiúnta do Chaomhnú an Dúlra (IUCN), tá breis is 25 % de gach speiceas peiligeach siorcanna faoi bhagairt, ar siorcanna móra peiligeacha aigéanacha breis is 50 % díobh.
According to the International Union for Conservation of Nature (IUCN), more than 25 % of all pelagic shark species, of which over 50 % are large oceanic-pelagic sharks, are threatened.