sentences:  While stocks off Portugal seem to be stable for now, stocks off the British Isles have diminished substantially in recent years; this may reflect the disparity between the less massified Portuguese fishery and the commercial French fishery.The International Union for Conservation of Nature (IUCN) has assessed this species as Near Threatened, because of its commercial value and low reproductive productivity.In June 2018 the New Zealand Department of Conservation classified the Portuguese dogfish as "Not Threatened" with the qualifier "Data Poor" under the New Zealand Threat Classification System.