A cabled observatory south of Martha's Vineyard, MASS (USA), owned and operated by the Woods Hole Oceanographic Institution (WHOI). urn:whoi:mvco:observingSystem Martha's Vineyard Coastal Observatory 41.1667 -70.8333 41.4167 -70.1667 41.3620 -70.5225 41.3620 -70.5225 A mast on the beach where instruments are mounted for taking images and making marine meteorological observations. It is equipped with power and fiber-optic communications and is part of the MVCO infrastructure. MVCO Node at South Beach 41.3499 -70.5267 41.3499 -70.5267 A fixed subsea platform at the 13 meter isobath equipped with power and fiber-optic communications. It is part of the MVCO. urn:whoi:mvco:Node12m MVCO_12m-Node 41.3499 -70.5267 41.3499 -70.5267 A fixed platform at the 16 meter isobath equipped with power and fiber-optic communications. It is part of the MVCO. urn:whoi:mvco:airSeaTower Air-Sea Interaction Tower 41.325 -70.5667 41.325 -70.5667