Darkshore - Gaffer Jacks quest - quest items issue

Quest http://www.wowhead.com/quest=1579/gaffer-jacks

Quest item: http://www.wowhead.com/item=6717/gaffer-jack

Can't fish quest item out. Required fishing skill: 30 (according to comments on wowhead), place is correct.

I have over 100 fishing skill, tried to abbandon quest and take again - it does not work.