The world’s oceans are littered with abandoned man-made objects and
structures that are considered “repurposed” materials and dubbed
artificial reefs. Old tires, toilets, navy ships, oil platforms, retired
subway cars, and airplanes, have all either intentionally or
unintentionally, been converted into artificial reefs due to the
indomitable nature of marine life. Which of these reefs is not like the
other?
Oil platforms, because unlike the pile of old tires or deserted
toilets, platforms span the entirety of the water column, from seafloor
to ocean surface, and for years, as the oil companies have been
drilling, pumping, and producing, ecosystems have quietly been
colonizing, thriving and taking over the legs, crossbeams and joints of
these massive structures.
This is what makes the Rigs to Reefs program different, no construction required- plus 50-60 years of living proof of
its effectiveness functioning as an established artificial reef, making
the title “Rigs to Reefs” a bit of a misnomer.
At a first glance, artificial reefs seem to be a relatively new
phenomenon, but in fact, they’ve been a part of coastal marine life for
hundreds of years. Whether created to protect strategic areas from
hostile weather, guard against attacking enemy forces or to improve fish
stocks, man has thrown all kinds of objects imaginable into the water.
Some of the earliest man-made reefs were created in Japan in the 1600s
to improve fish stocks.
In India, villagers create triangular concrete
structures utilizing the sand from their beaches and then sink them in
order to address the damage done by commercial trawling in the area. In
the US, the first documented artificial reef in the United States was
off South Carolina in the 1830s and was constructed using log huts. More
recently, the sinking of naval vessels for artificial reefs, as part of
the ‘Ships-to-Reefs’ program, has become relatively common practice and
serves several purposes. It creates new ocean habitat and a tourist
destination, while also relieving the Navy of outdated ships. From the
1830’s to the present, over 80% of artificial reefs in United States
waters have been created using secondary use materials.
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