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Protect the ocean. Become a member.
The ocean covers over 70% of our planet. It provides more than half the oxygen we breathe and absorbs nearly a third of our carbon emissions.
For over 40 years, the Marine Conservation Society has been the expert voice in defending fragile habitats, restoring vital ecosystems and inspiring volunteers to confront ocean issues head-on.
Right now, it is in crisis. For years we have been polluting our waters, destroying precious habitats and reducing the ocean’s ability to help fight the climate crisis. With your help we can turn this around.
£10
is a popular monthly membership value and helps our work go further
95
%
of our supporters would recommend, or have recommended, Marine Conservation Society membership to a friend
80p
for every £1 donated is used for our charitable activities
Choose your membership
Our members have already helped achieve amazing things:
80
%
drop in plastic bags found on UK beaches through our campaigning work, keeping our coasts clean and protecting wildlife
212
%
increase in seagrass density in Cawsand Bay, Plymouth, a vital project to protect this carbon-absorbing super species
100,000
oysters have been deployed through Restoration Forth - purifying the ocean and restoring precious habitats