9.1 The location and size that provide the least
risk to the aquatic environment, human health, property or resources
should be selected for designation. The spatial limits of the ballast
water exchange area/s should be clearly defined and shall be in accordance
with international law. It may also be possible for the designation
of a ballast water exchange area to apply over specified timeframes,
and these should be clearly defined.
9.2 A baseline evaluation should be conducted
to aid future monitoring and review. The process of identification
and assessment may provide sufficient information for the baseline.