I just scanned a chunk in and slapped it on my site ... 400k but it will give you some idea of what they're like.
I wouldn't say this is representitive of Ireland but it's certainly representitive of ares where sites exist. Tons of the buggers.
http://homepage.ntlworld.com/tom.fourwinds/map_bit.gif
All copyrights acknowledged ... BLAH BLAH BLAH !!!