alertdiver.com
Alert Diver | What Will the Doctor Do?
http://www.alertdiver.com/doctor
What Will the Doctor Do? By Katina Fosen, M.D., and Christopher Logue, M.D. The Doctor Meets the Diver. A detailed discussion of medical history and recent diving history is. Essential for diagnosing DCI. The Physical and Neurological Exams. A thorough neurological exam may include patellar reflex, finger-to-nose, sharpened Romberg and eye-movement tests. A heel-to-shin test assesses coordination, which may be impaired in people with DCI. When you arrive at the ER, the nurses will check your vital signs:...
alertdiver.com
Alert Diver | Perfluorocarbons
http://www.alertdiver.com/Perfluorocarbons
By Brian Harper, W-EMT, DMT, and Petar Denoble, M.D., D.Sc. Furthermore, HBOT is not always available; this is true in diving as well as in other settings. Accidents in submarines, high-altitude aviation or space can also cause severe (and perhaps lethal) DCS, and immediate HBOT is not generally available in these situations. The search for therapies that can complement or serve in place of hyperbaric therapy is ongoing. PFCs are synthetic "oils" made up of carbon and fluorine atoms only. They were d...
espanol.alertdiver.com
Alert Diver | Volunturismo
http://espanol.alertdiver.com/Volunturismo-una-buena-accion
Un buen buceo, una buena acción. Buzos voluntarios capturan, pesan y rotulan vida marina para determinar patrones migratorios y evaluar el riesgo de pesca. El Parque Nacional Isla del Coco, un sitio reconocido por la Organización de las Naciones Unidas para la Educación, la Ciencia y la Cultura ( United Nations Educational, Scientific and Cultural Organization; UNESCO. La pesca con palangre es eficaz y destructiva. Los grandes depredadores como los tiburones son particularmente susceptibles. Los peces le...
espanol.alertdiver.com
Alert Diver | La elección de la extinción
http://espanol.alertdiver.com/La-eleccion-de-la-extincion
La elección de la extinción. La foca monje de Hawái. Esta joven foca monje hembra se convirtió en un riesgo de seguridad pública y tuvo que ser extraída de la población de las MHI después de ser alimentada ilegalmente por humanos. Una foca monje que intenta descansar en una playa cerca de Kihei, Maui, es rodeada por espectadores curiosos, algunos de los que violaron la zona de seguridad y se acercaron a la foca. Preguntó Kimo Rose en otra audiencia. " Cuáles son las pruebas? Un macho de foca monje se aso...
espanol.alertdiver.com
Alert Diver | Una semana bajo el agua en las Bahamas
http://espanol.alertdiver.com/Una-semana-bajo-el-agua-en-las-Bahamas
Una semana bajo el agua en las Bahamas. Ben’s Cavern, cerca de Freeport, Gran Bahama, se destaca por su espléndida decoración. Reclutamos a cuatro fotógrafos marinos de primera categoría y le pedimos a cada uno que visitara dos o tres islas y fotografiara y relatara sus aventuras para la "Semana de la Fotografía Submarina de las Bahamas" ( Bahamas Underwater Photo Week. Les presentamos la Semana de la Fotografía Submarina de las Bahamas 2014. GRAN BAHAMA, BIMINI E ISLAS ÁBACO. Si bien el tanque de buceo ...
alertdiver.com
Alert Diver | Shooter: Roger Steene
http://www.alertdiver.com/Shooter_Roger_Steene
Artistically archiving the coral reef. Extreme low tide at Flynn Reef, Great Barrier Reef. Few people will know a person better than his longtime dive buddy, so for an introduction to Roger Steene we turned to Walter Starck, Ph.D., an accomplished marine scientist and underwater photographer and longtime friend of Steene's:. Rabbitfish ( Siganus doliatus. Nautilus ( Nautilus pompilius. To understand the significant impact Allen has had on the science of fish identification.) Steene was a young man dr...
alertdiver.com
Alert Diver | Humpback Whales: Tonga and the Silver Bank
http://www.alertdiver.com/humpback_whales
Humpback Whales: Tonga and the Silver Bank. By Stephen Frink and Douglas David Seifert. Although they are oceans apart, both the Kingdom of Tonga in the South Pacific and the Silver Bank off the Dominican Republic offer intimate encounters with majestic humpback whales. Surface activity, such as this breach, is very commonly seen on the Silver Bank during the whales’ migration. The Humpbacks of the Silver Bank. The Sanctuary for the Marine Mammals of the Dominican Republic. In 1986 the Dominican governme...
alertdiver.com
Alert Diver | Sargassum
http://www.alertdiver.com/Sargassum-barometer-of-global-change
By Brian LaPointe, Ph.D. A barometer of global change. Many species of sargassum are benthic, which means they live on the seafloor. Since the voyage of Columbus, the ubiquitous floating brown seaweed sargassum has been a subject of lively debate among scientists, mariners and divers. As noted in the log of the Santa Maria. On Sept. 20, 1492:. The floating sargassum vegetation is comprised of two distinct holopelagic (always pelagic or free-floating) species Sargassum fluitans. Smaller blades, on right).
