;Bottom type; Seabed type; Substrate type; or Sediment type : can be assessed and classified (e.g., sand, rock, soft mud, hard mud).
seabed | Seabed Survey Data Model | Seabed | International Seabed Authority |
AHC winches are used in ROV-systems and for lifting equipment that is to operate near or at the seabed.
In the South, the majority of forts were built on the seabed like the one at Bekal in Kerala.
In response to Russia's planting the national flag on the seabed at the North Pole, Canadian Foreign Minister Peter MacKay stated, "This isn't the 15th century. You can't go around the world and just plant flags and say 'We're claiming this territory'".
Deep Ocean Exploration and Research (DOER) Marine, a San Francisco Bay Area based marine technology company established in 1992, that is developing a vehicle, Deepsearch (and Ocean Explorer HOV Unlimited), with some support from Google's Eric Schmidt with which a crew of two or three will take 90 minutes to reach the seabed, as the program Deep Search.
They have also found use in such extreme environments as the deep sea floor, and the surfaces of the Moon and Mars.
Anchor ice sometimes develops on the seabed in shallow Antarctic waters due to the supercooling of water and the deposition of large ice crystals.
In May of 2013, a Howell torpedo was discovered in two pieces on the seabed by US Navy-trained dolphins, near Coronado, California.
SOSUS hydrophones, laid on the seabed and connected by underwater cables, were used, beginning in the 1950s, by the U.S. Navy to track movement of Soviet submarines during the Cold War along a line from Greenland, Iceland and the United Kingdom known as the GIUK gap.
It is usually anchored to the seabed or the prop roots of the red mangrove Rhizophora mangle by a holdfast, but it sometimes forms loose masses which roll about with the movement of the water.
In 1988, he became the first Officer in charge of the United Nations Office for the Law of the Sea in Kingston, Jamaica, where the Preparatory Commission met and the Seabed Authority was to establish its headquarters.
On April 22, 2010, three Norwegian crews involved with Ocean Intervention III from Oceaneering International, Skandi Neptune from DOF ASA, and Boa Sub C (from Boa International) begin using ROV to map the seabed and assess the damage to the wreckage from the Deepwater Horizon oil spill.
A number of oil companies bought federal leases offshore North Carolina, but in 1990 the US Secretary of Commerce denied Mobil Oil permission to drill after Congress passed the North Carolina Outer Banks Protection Act, prohibiting leasing and drilling on federal seabed offshore from North Carolina.
Seismic refraction surveys can be done to obtain information on shallow seabed stratigraphy – it can also be used to locate material such as sand and gravel for use in the construction of artificial islands.
H.V.Abikh surveyed and reported structures present on the seabed of the Caspian.
Inhabitants include various groups of organisms, from a microbes to higher lifeforms, including a total of 43 species of benthos, a community of organisms which live on, in or near the seabed.
Having searched for the appropriate terroir since 1985, in 1989 the Perrins and Haas chose the site, a former alfalfa farm on top of a Late Cretaceous seabed, for its soil pH and limestone base similarities to Beaucastel.
This unique animal is currently believed to represent a "transitional organism", with physical and behavioral characteristics of both benthic (seabed-dwelling) and pelagic (free-swimming) organisms.
The wreck sits upright on the sandy seabed southwest of Wied iz-Zurrieq near Qrendi.
Wonky hole, a submarine freshwater spring on the seabed in the Great Barrier Reef or the Gulf of Carpentaria of Queensland