help understanding tides

hey everyone i had a few hours spare tomorrow nite and a good amount of bait leftover from the last nite out but the tides only seem to be changing 0.1 of a metre between low and high tide, is this a dead tide and unfishable or could it not make any difference.
any info would be great thinks of fishn north wex area

hi southaussie,i put up a post on this subject some time ago.to retrieve it go to the search button and type in... understanding the tides...and in the author section type in my username and the original post will pop up.....regards sean

That does seem like a minute difference, however, it's even worse in Ballycastle;

http://www.irishtimes.com/weather/tides.html

Ballycastle, where the low is high and the high is low. That's going to confuse a few people.