Diving petrels are auk-like small petrels of the southern oceans.

Diving petrels are among the world's most numerous birds, with Common and South Georgia Diving Petrels numbering several million pairs each.

The Magellanic Diving Petrel ( Pelecanoides magellani ), is a diving-petrel, one of four very similar auk-like small petrels of the southern oceans.

Albatrosses belong to Diomedeidae family and come from the Procellariiformes order, along with Shearwaters, Fulmars, Storm petrels, and Diving petrels.

Diving boards must have non-skid surfaces ( coco matting takes an awful beating from chlorine and rots quickly, but grit-impregnated paints are excellent ).

Other areas of concern are the selection of personnel for the specialised Diving committees and for coaching and officiating at events, and the team selection for international competitions.

Masters ' Diving events are normally conducted in age-groups of 5 or 10 years, and attract competitors of a wide range of ages and experience ( many, indeed, are newcomers to the sport ); the oldest competitor in a Masters ' Diving Championship was Viola Krahn, who at the age of 101 was the first person in any sport, male or female, anywhere in the world, to compete in an age-group of 100 + years in a nationally organized competition.

Diving schools are just as frequent as surfing ones, all around the coast of Fuerteventura.

Diving penguins reach 6 to 12 km / h ( 3. 7 to 7. 5 mph ), though there are reports of velocities of 27 km / h ( 17 mph ) ( which are more realistic in the case of startled flight ).

Diving cylinders are sometimes colloquially called " tanks ", " bottles " or " flasks " although the proper technical term for them is " cylinder ".

Men's and Women's Basketball games are played at JQH Arena, and Volleyball games, as well as Swimming and Diving competitions, are held at the John Q. Hammons Student Center.

Diving Bells in offshore construction are mainly used in water depths greater than 120 ft, less than that, the divers use a metal basket driven from an " A " frame from the deck.

Among the species on display are Leafcutter Ants, Zebra Longwing Butterflies, Orange Julia Butterflies, Honeybees, Diving Beetles, Madagascan Hissing Cockroaches, Black Widow Spiders, Golden Orb Spiders, Goliath Tarantulas, Chambered Nautilus, Giant Pacific Octopus, Common Cuttlefish, Clown Mantis Shrimp, Pacific Hermit Crabs, Blue Crabs, American Lobsters and various different species of Sea Anemones, Coral and Sea Stars.

Diving species, most especially the shearwaters, are also vulnerable to gillnet fisheries.

Diving lamps must be watertight under pressure and are used for night diving and supplemental illumination where surface light cannot reach.

There are individuals that begin cave diving directly from the recreational diving, but they represent a minority in the UK, and represent only a few percent of the Cave Diving Group ( CDG ).

The Clearance Diving Teams ( CDT ) of the Royal Australian Navy ( RAN ) also act as commando frogmen: they consist of naval personnel who are qualified in diving, demolitions, underwater repairs, and reconnaissance.

A third unit, Clearance Diving Team Three ( AUSCDT THREE ) is formed when clearance divers are sent into combat.

There are seven Reserve Diving Teams ( RDT ) which provide supplementary or surge capability in support of regular CDTs in addition to localised fleet underwater taskings:

Diving birds that bring their prey to the surface suffer interspecific kleptoparasitism from gulls, which are unable to fetch fish from the sea floor themselves.

For example, in the UK the Great Britain Diving Federation was formed in 1992 with the intention of taking over the governance of Diving from the ASA ( Amateur Swimming Association ).

* FINA Diving World Cup concludes with China taking 7 gold and 4 silver medals

Scuba Diving takes place mostly within the Mombasa marine park.

Diving without such a permit may result in the boat being expelled or even confiscated.

Diving beyond is generally considered outside the scope of recreational diving: as narcosis and oxygen toxicity become critical factors, specialist training is required in the use of various gas mixtures such as trimix or heliox.

* Diving equipment, for underwater diving, constitute of equipment such as a diving mask, a underwater breathing apparatus, a diving suit or wetsuit, and flippers.

Diving mammals such as whales and seals have muscles with particularly high myoglobin abundance.

Diving at Lake Tahoe is considered advanced due to the increased risk of decompression sickness ( DCS ) while diving at such a high altitude.

These groups may overlap, and the same men may serve as assault divers and work divers, such as the Australian Clearance Diving Team ( RAN ).

Diving birds, such as penguins, have a similar diving reflex.

Media Diving is often carried out in support of television documentaries, such as the BBC series Planet Earth or Hollywood blockbusters, with feature films such as Titanic and The Perfect Storm featuring underwater photography or footage.

The US NEDU was responsible for much of the early experimental diving work to calculate decompression tables and has since worked on such developments as heated diving suits powered by radioactive isotopes and mixed gas diving equipment, while the British equivalent ( The Admiralty Experimental Diving Unit ) perfected the Mark 10 submarine escape suits utilized by both the Royal Navy and the US Navy.

For this purpose, diving training agencies such as Emergency Response Diving International ( ERDI ), the National Academy of Police Diving ( NAPD ), and Team Lifeguard Systems have developed special courses to train divers on how to safely respond to these situations.

Now used throughout the world by organisations such as Teledyne / Vandegraph National Oceanic and Atmospheric Administration, NURC ( NATO Underwater Research Centre ) and Diving Diseases Research Centre.

" It also was once called the " Showplace of the Nation " and included such acts as the High Diving horse ; Rex the Wonder Dog, a water-skiing canine in the 1930s ; and musicians, Frank Sinatra and Al Jolson among others.

Diving through the arch requires suitable training and equipment, usually including a mixed-gas qualification from a technical diving training agency, technical diving equipment such as redundant gas supply, redundant large-capacity buoyancy control device and a breathing gas with reduced nitrogen content such as trimix.

Diving medical personnel need to be able to recognize and treat accidents from large and small predators and poisonous creatures, appropriately diagnose and treat marine infections and illnesses from pollution as well as diverse maladies such as sea sickness, traveler's diarrhea and malaria.

Diving in such places is especially dangerous as the depth may be insufficient or there may be hidden rocks below the surface resulting in broken necks or backs and paralysis or death.

This was followed by further thematic guides such as Diving the World, Snowboarding the World, Body and Soul escapes, Travel with Kids and European City Breaks.

All three islands support populations of Humboldt Penguins, but are also habitat for several other rare and endangered animal species such as the Peruvian Diving Petrel or the South American Marine Otter.

Award-winning films such as My Left Foot and The Diving Bell and the Butterfly, based on books by AAC users Christy Brown and Jean-Dominique Bauby respectively, have brought the lives of those who use AAC to a wider audience.

The idea was later copied by companies such as Siebe after Siebe took over Hienke, and even by Morse Diving in the USA.