Interim report of the HELCOM CORESET project
Interim report of the HELCOM CORESET project
Interim report of the HELCOM CORESET project
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24<br />
Existing monitoring data<br />
Information derived from national <strong>report</strong>s to <strong>HELCOM</strong> <strong>CORESET</strong> (note that not all countries have <strong>report</strong>ed<br />
<strong>the</strong>ir monitoring)<br />
Table 2.8. Monitoring <strong>of</strong> marine mammal abundance.<br />
Country Area/Basin Species Method Noted<br />
parameters<br />
Germany Kiel Bay & Little Belt,<br />
Bay <strong>of</strong> Mecklenburg<br />
Germany Kiel Bay, Bay <strong>of</strong> Mecklenburg,<br />
Sou<strong>the</strong>rn<br />
Baltic Proper<br />
Germany Bay <strong>of</strong> Mecklenburg &<br />
Pomeranian Bay, internal<br />
lagoons<br />
Germany Bay <strong>of</strong> Mecklenburg &<br />
Pomeranian Bay, internal<br />
lagoons<br />
subpopulation<br />
Phocoena<br />
phocoena western<br />
Baltic<br />
subpopulation<br />
Phocoena<br />
phocoena western<br />
Baltic<br />
line transect sampling n individuals,<br />
n pups<br />
POD (Porpoise detectors =<br />
self-contained submersible<br />
data logger for cetacean<br />
echolocation clicks)<br />
Harbour Seal observation <strong>of</strong> potential<br />
haul-out sites; collection <strong>of</strong><br />
accidental sightings<br />
Grey Seal observation <strong>of</strong> actual and<br />
potential haul-out or resting<br />
sites; collection <strong>of</strong> accidental<br />
sightings<br />
See method<br />
n individuals<br />
n individuals<br />
Lithuania Sou<strong>the</strong>rn Baltic proper n individuals?<br />
Sweden Baltic Proper, Gulf <strong>of</strong><br />
Bothnia<br />
Finland Gulf <strong>of</strong> Bothnia,<br />
Kvarken, Åland Sea,<br />
Archipelago Sea, Gulf<br />
<strong>of</strong> Finland<br />
Grey seal Aerial, boat or land <strong>of</strong> grey<br />
seal haulouts<br />
Grey seal Aerial surveys <strong>of</strong> grey seal<br />
haulouts during <strong>the</strong> molting<br />
season in spring<br />
Finland Archipelago Sea Grey seal Aerial surveys <strong>of</strong> grey seal<br />
pupping islands during <strong>the</strong><br />
breeding season in early<br />
spring<br />
Finland Archipelago Sea, Gulf<br />
<strong>of</strong> Bothnia<br />
Finland Gulf <strong>of</strong> Bothnia, and<br />
<strong>the</strong> Quark<br />
Sweden Gulf <strong>of</strong> Bothnia and <strong>the</strong><br />
Quark<br />
Baltic ringed seal Aerial surveys <strong>of</strong> ringed seals<br />
during <strong>the</strong> molting season<br />
in spring<br />
Baltic ringed seal Aerial surveys <strong>of</strong> ringed seals<br />
during <strong>the</strong> molting season<br />
in spring<br />
Baltic ringed seal Aerial surveys <strong>of</strong> ringed seals<br />
during <strong>the</strong> molting season<br />
in spring<br />
n individuals<br />
n individuals<br />
n individuals,<br />
n pups<br />
n individuals<br />
n individuals<br />
n individuals<br />
Sweden Kalmarsund Baltic harbour seal Aerial surveys during moult n individuals<br />
Sweden Kalmarsund Baltic harbour seal Landbased pup counts in<br />
June and July<br />
n pups<br />
Sweden/<br />
Denmark<br />
Sou<strong>the</strong>rn Baltic and <strong>the</strong><br />
Kattegat<br />
Harbour seal Aerial surveys during moult n individuals