drifting buoy
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Buoy — A buoy is a floating device that can have many different purposes, which determine whether the buoy is anchored (stationary) or allowed to drift. The word, of Old French or Middle Dutch origin, is nowadays most commonly pronEng|ˈbɔɪ (identical… … Wikipedia
drifting fish aggregating device — natural or artificial free drifting objects that attract pelagic fishes, such as tunas. Natural ones are logs and branches and objects of human origin such as oil drums and buoys. Artificial ones are deliberately constructed, such as bamboo rafts … Dictionary of ichthyology
Weather buoy — operated by the NOAA National Data Buoy Center Weather buoys are instruments which collect … Wikipedia
International Arctic Buoy Program — The International Arctic Buoy Program is headquartered at the Polar Science Center, Applied Physics Laboratory, University of Washington, in Seattle, Washington, United States. The program s objectives include to provide meteorological and… … Wikipedia
commercial fishing — Introduction the taking of fish and other seafood and resources from oceans, rivers, and lakes for the purpose of marketing them. Fishing is one of the oldest employments of humankind. Ancient heaps of discarded mollusk shells (shell… … Universalium
Ocean observations — The following are considered essential ocean climate variables by the OOPC[1][clarification needed] that are currently feasible with current observational systems. Contents 1 Ocean climate variables 1 … Wikipedia
Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… … Universalium
Measurement of sea ice — Annual growth and retreat of the polar ice packs from SeaWiFS images Measurement of sea ice is important for safety of navigation and for monitoring the environment, particularly the climate. Record keeping of direct observations began over a… … Wikipedia
undersea exploration — Introduction the investigation and description of the ocean waters and the seafloor and of the Earth beneath. Primary objectives and accomplishments Included in the scope of undersea exploration are the physical and chemical… … Universalium
Iceberg — An iceberg is a large piece of freshwater ice that has broken off from a snow formed glacier or ice shelf and is floating in open water. [ [http://www.google.com/search?hl=en q=define%3Aiceberg btnG=Google+Search Numerous definitions of the word… … Wikipedia
USS Yacona (SP-617) — USS Yacona (SP 617), built in 1898 in Scotland, started its life as a civilian steam yacht. She was called Cem and Amélia in her early years and only later renamed Yacona, the name it had when it was acquired by the US Navy in September… … Wikipedia
