drift buoy

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• Drift diving — is a type of recreational diving where the diver is transported by the currents caused by the tide or in a river. The current gives the diver the impression of flying and allows the diver to cover long distances underwater, possibly seeing more… …   Wikipedia

• buoy — [n] floating device beacon, drift, float, guide, marker, signal; concept 628 buoy (up) [v] make light, encourage bolster, boost, buck up, cheer, cheer up, encourage, hearten, keep afloat, lift, prop, raise, support, sustain, uphold; concepts 7,22 …   New thesaurus

• 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

• buoy — I (New American Roget s College Thesaurus) n. float; marker; bellbuoy, lifebuoy. See navigation, indication. II (Roget s IV) n. Syn. float, drift, floating marker; see float 1 . Types of buoys include: bell, can, life, nun, light, whistling. III… …   English dictionary for students

• Surface marker buoy — A surface marker buoy, SMB or simply a blob is an inflatable buoy used by scuba divers, with a line, to indicate the diver s position to their surface safety boat while the diver is underwater. Contents 1 Standard buoy 2 Decompression buoy 2.1… …   Wikipedia

• Surface Marker Buoy — (standard) = A Surface Marker Buoy, SMB or simply a blob is an inflatable buoy used by SCUBA divers, with a line, to mark the diver s position to their surface, safety boat while the diver is underwater.SMBs are inflated on the surface before… …   Wikipedia

• USCGC Bittersweet (WLB-389) — The USCGC Bittersweet (WLB 389) was a C Class (Iris) buoy tender in service with the United States Coast Guard. She was built by the Zenith Dredge Company in Duluth, Minnesota. She was launched on November 11, 1943 and entered commissioned… …   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

• Glossary of nautical terms — This is a glossary of nautical terms; some remain current, many date from the 17th 19th century. See also Wiktionary s nautical terms, Category:Nautical terms, and Nautical metaphors in English. Contents: A B C D E F G H I J K L M N O P Q R …   Wikipedia

• Deep-ocean Assessment and Reporting of Tsunamis — A diagram of the Dart II System A tsunami b …   Wikipedia

• 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