58
M. Holmer et al.
Germany
Shellfish (mainly mussels); some finfish
(mainly rainbow
trout)
–
Control of fishing vessels during mussel
harvest and seed
fishing. Water quality monitored five
times in 3 years
–
–
Greece
Finfish (mainly sea
bass and bream);
shellfish (mainly
mussels)
Regular water quality, sediment and
benthic community monitoring
–
–
–
Iceland
Finfish (mainly
salmon) some char
and rainbow trout
All accessible
knowledge collected to control
environmental
effects
Chemical residues and
micro-organisms in
fishing grounds
Internal quality control
to ensure compliance
Chemical residues and microorganisms in fish flesh;
quality control
Ireland
Finfish (mainly
salmon); shellfish
(mainly mussels)
–
Sea lice monitored
14 times per year;
water at salmon
farms monitored
monthly; benthic
monitoring depends
on tonnage (finfish)
–
Shellfish flesh monitored
weekly for algal toxins,
annual sampling for disease at salmon and oyster
sites; analysis of farmed
salmon for chemical residues
Italy
Finfish (mainly trout);
some shellfish
(mussels, clams)
–
macro-descriptor in
water monitored
seasonally (twice
per week from
June–September;
–
Bioaccumulation of heavy
metals and organic compounds in bivalves twice
per year
Table 2.4 (continued)
Country
Type of marine
aquaculture
Monitoring
Self monitoring
Environmental
Authority monitoring
Self monitoring
Food
Authority monitoring