The Irish Groundfish Survey is an annual 6 week fish trawl survey held in the 4th quarter of the years that has an essential aim to examine the composition and abundance of fish species in the waters surrounding Ireland. This major survey is undertaken by the Fisheries Science Services division and data is made available to the ICES DATRAS (DATabase TRawl Survey) database available from ICES. This cruise forms part of the 2004 Groundfish Survey. Survey the abundance and distribution of target demersal fisheries species in the North Atlantic Ocean.