Cowes Port Handbook 2014-2015 April 2014 | Page 70
COWES PORT HANDBOOK 2014 - 2015
Wildlife of the River Medina
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The Medina Estuary is a great place for wildlife. Its tidal waters, saltmarsh
and mudflats are home to a wide range of plants and animals that are
specially adapted to living in the challenging conditions.
River Medina
IW Estuaries Project
Saltmarshes are essential to the estuary’s ecosystem. They contain rare and
vulnerable plants and provide nutrients for invertebrates that are food for
waterbirds. They are important resting and feeding sites throughout the
tidal cycle from late October to early March and a safe haven for young
birds in summer. Saltmarshes help to reduce bank erosion by absorbing
boat wash but are very vulnerable to trampling and sea level rise.
Intertidal mud contains huge numbers of worms and snails that support
the birds that spend the winter in the estuary. When the mud is underwater
the birds retreat to roost on the saltmarsh or sometimes the pontoons in
Cowes fairway. Wading birds like dunlins, oystercatchers and lapwings
can often be seen on pontoons at High Water and the buoys, navigation
markers and piles provide a convenient resting spot for cormorants and
terns in the summer.
Code of conduct
• Be aware of sensitive areas and local wildlife
• Don’t throw any litter overboard
• Stay below 4 knots and limit your wash
HARBOUR
• Don’t land or walk on the saltmarsh
COMMISSION
• Keep noise to a minimum
C WES
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