To protect salmon stocks, various measures have been put in place, such as restricting fishing to designated stretches of river known as beats, imposing expensive levies, and declaring a limited fishing season.
Lai saglabātu lašu populācijas, ir noteikti dažādi ierobežojumi, piemēram, lašu zveja ir atļauta tikai noteiktos upju posmos un noteiktā periodā un, lai iegūtu tiesības ķert lašus, ir jāiegādājas dārgas licences.