for example there has been a trend of increasing sea surface temperatures in korean waters which has accelerated in the last decades this recent warming trend is associated with a decline in coldwater species eg walleye pollock and an increase in warmwater species eg common squid and bluefin tuna it is also associated with changes in the distribution offish stocks such as chub mackerel in korean waters it discusses how an eaf can contribute to understanding the impact of climate changes on fisheries and the development of adaptation strategies it reviews the reported major impact of climate changes on fish and fisheries from an eaf perspective introduces the integrated fisheries risk analysis method for ecosystems iframe model as an eaf assessment approach and identifies the management objectives and attributes of an eaf