Bruger:JakobT/Sandkasse: Forskelle mellem versioner

While dusky dolphin tourism is a larger industry in New Zealand than it is in Argentina, the effects of tourism on the dolphins seem to be lower in the former than the latter.<ref name = "tourism"/>{{rp|241}} New Zealand tours are operated under permits, whose numbers are limited and are accompanied by conditions and guidelines related to approach procedures and swim operations.<ref name = "tourism"/>{{rp|241}} By contrast, there is no direct regulation of dolphin watching in Argentina.<ref name= "Coscarella 2003"/> As such, dolphin activities are often disturbed by touring vessels.<ref name = "tourism"/>{{rp|233-35}}

 

[[Fil:Baleen.jpg|frame|Hvalbarder består af hornplader, der frynser op i hår langs yderkanten. Barderne er anbragt parallelt og fæstet til overkæben øverst.]]