Environmental Engineering Reference
In-Depth Information
Corporate partner
pre-assessment
ADRT
Change
practices
Third party
farm audit/affidavit
Review/interpretation
Best
ranking
1º Source
Buyer
decision
Lower
ranking
2º Source
Change
practices
Lowest
ranking
Do not
source
Figure 16.1
Flow chart describing the aquaculture decision-ranking tool (ADRT) assessment scheme.
The ADRT is used by independent third parties to audit aquaculture operations. The data from this
audit are returned to the Aquarium team for evaluation using the ranking system described in this
document. Recommendations regarding primary and secondary sources are determined based on the
ADRT rankings and forwarded to our corporate partners. Secondary sources have the opportunity
to prove to the buying corporation that positive changes in operational practices have occurred to
increase their ranking. Lowest-ranked operations, upon positively changing their practices, can have
their operation re-audited by an independent third party for further consideration as a product source.
The operations that rank best will have to be audited regularly to assure they maintain the integrity of
their operation.
Discrete fishery units (which may be defined as a stock, population, fishery,
national jurisdiction, management area or fishery sector) may each be managed
differently and the associated fishing industries may have different impacts on the
surrounding environment. Similarly, individual aquaculture operations are managed
differently within and across species and geographic locations, and the impacts of
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