2 Monitoring of Marine Aquaculture
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North-America
Canada
Finfish (primarily
Atlantic salmon and
some Atlantic char,
halibut and Atlantic
cod). Shellfish (primarily blue mussels
with minor production of scallops
Finfish: water temperature and
dissolved oxygen measured
daily throughout
summer/fall
periods of maximum growth.
Shellfish:
befouling
(weekly to
monthly), algal
bloom status
through phytoplankton monitoring
Finfish: Federal
Government (DFO)
annual monitoring
of sediment geochemical variables
to classify benthic
enrichment status,
no routine water
mass column monitoring for any variable. Shellfish: No
annual monitoring.
Provincial governments track yield
from all leases to
record harvested
biomass
Finfish and shellfish:
Industry quality
guidelines for fresh
and frozen seafood
products are followed
Canadian Depts. Of Food
Inspection and Health
Canada monitor products
(random sampling on irregular basis) for substances
such as bacteria and antibiotic residues. Compliance
required for meeting
exported seafood guidelines. Locally consumed
fish (within Canada) is not
routinely monitored