Four different types of information were reviewed for this report. They were obtained
from
in-country sources, national and intergovernmental agencies operating in tsunami-affected
areas and
through interviews and meetings carried out as part of this work. The types of information
are associated
with varying levels of uncertainty, but were together taken to triangulate an overall
assessment of
whether fisheries resources have been significantly affected by the tsunami. It is important
to note that
although this study is focused primarily on the effects of the tsunami on fisheries
resources in Indonesia and
Sri Lanka, the authors felt obliged to review reports from other impacted countries to cover
all
relevant aspects. These were used to fill information gaps. The four sources of information
were: