Resultados de Búsqueda

Coral reef microbes have distinct day and night rhythms

The microorganisms that help keep coral reef ecosystems healthy and thriving have different levels of activity at night and during the day, according to a new study. Corals are just one part of a reef ecosystem, and each piece plays a key role in the health and adaptability of coral reefs.

Coral reefs are dying, but there’s a tiny bit of good news about what happens when they’re gone

In 1998, a mass bleaching event hit reefs in the Seychelles, leading to a devastating loss of 90% of the African island nation’s live coral. While that event wasn’t caused by climate change (rather by El Niño, a recurring climate pattern that causes ocean warming every few years), global heating ...

Coral reefs of western Indian Ocean at risk of collapse: study

Rising sea temperatures and overfishing threaten coral reefs in the western Indian Ocean with complete collapse in the next 50 years, according to a groundbreaking study of these marine ecosystems.

Coral reefs off east Africa could die out in 50 years - study

Coral reefs in the western Indian Ocean are at risk of extinction by 2070 due to warming temperatures and overfishing, according to a new study.

Coral reefs provide stunning images of a world under assault

Humans don’t know what they’re missing under the surface of a busy shipping channel in the “cruise capital of the world.” Just below the keels of massive ships, an underwater camera provides a live feed from another world, showing marine life that’s trying its best to resist global warming.

Coral reefs shifting away from equator

Coral reefs are retreating from equatorial waters and establishing new reefs in more temperate regions, according to new research.

Coral reefs' sound signatures could be used to assess their health

In an effort to keep the world's coral reefs from disappearing forever, a number of reef restoration projects are currently underway … but how can scientists tell if any one of those projects is working? The answer may lie in listening to the reefs.

Coral reefs: the fight to save the ocean's food factories

Coral reefs might only cover a tiny fraction of the ocean floor, but they are home to around a quarter of all marine species. Many though are dying due to warming oceans and pollution. In this episode, Ocean looks at what's been done to not only preserve reefs but also bring them back to life.

Coral species prefers microplastics to real food

June 27 (UPI) -- At least one coral species has a taste for microplastic pollution. According to a new study, the coral species Astrangia poculata prefers the tiny plastic bits to its normal diet.

Coral species struggle when they’re alone

The effective extinction of many coral species may be weakening reef systems and siphoning life out of the corals that remain, US researchers warn.

Costa Rica Expands Cocos Island National Park by 27 times in size

President Carlos Alvarado of Costa Rica has signed a decree expanding the Cocos Island National Park, increasing the fully protected area in their Pacific waters by almost 53,000 square kilometers.

Costa Rica’s pristine ‘Shark Island’ now a massive marine reserve

Three times the size of the country’s mainland, the reserve’s abundance of sharks, whales, turtles, and other marine life has been described as an “underwater Jurassic Park.”

Could the Red Sea's heat-resilient corals help restore the world's dying reefs?

Corals in the Gulf of Aqaba have a unique evolutionary history that could help them survive the climate crisis. Scientists even hope to breed their resilience into other reefs.

Crackdown after Sri Lanka bombings may help in fight against blast fishing

COLOMBO, Sri Lanka — A crackdown on unregulated explosives in the aftermath of deadly terrorist attacks in Sri Lanka may help in the fight against illegal blast fishing in the country’s waters, according to marine researchers.

Cutting the food chain? The controversial plan to turn zooplankton into fish oil

A few times a day, off the Faroe Islands’ coast, the crew of the Jákup Sverri marine survey ship test the water, measuring its salinity, temperature and oxygen at different sea depths. But they also look for something else.

Cyprus’ coral reefs under threat

It is likely that coral reefs around Cyprus will die in the near future because of climate change and unsustainable tourism, but there is more to the story, marine ecologist Louis Hadjioannou told the Cyprus Mail.

DEEP OCEAN OXYGEN LEVELS MAY BE MORE SUSCEPTIBLE TO CLIMATE CHANGE

Much more oxygen than previously thought is transported deep into the ocean interior through a 'trap door" in the Labrador Sea that some researchers say could be closing as a result of climate change.

DNA proves Greenland man spotted first known beluga-narwhal

Analysis of a strange skull in storage for the last 30 years has shown it belonged to the offspring of a narwhal mother and a beluga whale father.

David Attenborough: Save Sussex's magical kelp forests

Sir David Attenborough is supporting a campaign to help save an important marine habitat.Kelp forests of the West Sussex coast are one of the most biodiverse environments on the planet, but they have been damaged by changing fishing habits and sediment being dumped on the seafloor.

Deadly coral disease sweeping Caribbean linked to wastewater from ships

A virulent and fast-moving coral disease that has swept through the Caribbean could be linked to waste or ballast water from ships, according to research.

Death and decimation: Whitby devastated by declining marine life

It’s the whole ecosystem – just gone in that area,” said James Cole. The eighth or ninth generation of Whitby fishers in his family, Cole has never seen anything like the death and decimation of marine life that has plagued the waters since autumn, from coral, crabs, seals and sea birds.

Deciphering the ancient mysteries of ‘marine snow’

Ocean-warming over the past century may be impacting one of the largest but least understood components in the global carbon cycle: massive deep-sea deposits of "marine snow". The term is used to describe organic matter and detritus falling to the ocean floor. The material functions as Earth’s l ...

Declaracion del Sr. Braulio Ferreira De Souza Dias, Secretario Ejecutivo del Convenio sobre la Diversidad Biologica en ocasion del Taller regional del pacífico oriental tropical y templado para facilitar la descripción de áreas marinas de importancia ecológica o biológica, Galapagos, Ecuador, 28 Agosto 2012

Deep diving scientists discover bubbling CO2 hotspot

Hydrologists diving off the coast of the Philippines have discovered volcanic seeps with some of the highest natural levels of C02 ever recorded. The scientists were working in Verde Island Passage, one of the most diverse marine ecosystems in the world and is home to thriving coral reefs.

Deep-Sea Coral Gardens Discovered in Mysterious Canyons

Scientists have discovered stunning "gardens" of deep-sea corals in the mysterious Bremer Canyon Marine Park off southwestern Australia during an oceanographic expedition.

Deep-Sea Study Records Species Found Nowhere Else on Earth

A new study is shedding light on what lies in the deep. This first-ever deep-sea survey of both ends of the Salas y Gómez and Nazca ridges has revealed unique and fragile species. It also spurred a call for the protection of deep-sea habitats.

Deep-sea mining may push hundreds of species to extinction, researchers warn

New research sees two-thirds of mollusc types only found living by hydrothermal vents added to IUCN’s red list of endangered species

Deep-sea mining to turn oceans into ‘new industrial frontier’

Greenpeace report reveals 29 floor-exploration licences have been granted worldwide

Deep-sea ‘gold rush’: secretive plans to carve up the seabed decried

Private mining firms and arms companies are exerting a hidden and unhealthy influence on the fate of the deep-sea bed, according to a new report highlighting the threats facing the world’s biggest intact ecosystem.

Deepest Oceans And Seas

Although Planet Earth has a total surface area of about 510.1 million km2, approximately 70.9% is covered by drainage features like oceans, seas, rivers, lakes, streams, gulfs, and other water reservoirs. Oceans and their marginal seas are the world’s largest and deepest waterbodies.

Degradation of reef keeps coasts at risk

The size and impact of Pacific Ocean tsunami waves on the Australian coastline are significantly reduced by healthy coral structures in the Great Barrier Reef, research shows.

Designation of a National Focal Point for the Programme of Work on Marine and Coastal Biodiversity

Reference: SCBD/SPS/DC/JL/JG/86223 (2017-005)
To: CBD National Focal Points

Dire outlook': scientists say Florida reefs have lost nearly 98% of coral

The United States’ coral reefs are in fair condition, according to a recent reef condition status report, but vulnerable to decline. Scientists estimate that along the coast of Florida, where degradation is most severe, perhaps as little as 2% of original coral cover remains.

Dive professionals on the front line of coral reef protection

Interview with JJ Harvey, Director of The Reef-World Foundation, about the charity’s new Dive Guide e-Course—a free online course to train dive guides on best environmental standards.

Divers Discovered an Enormous Great White Shark Off the Coast of Hawaii

Diving off the coast of Hawaii, divers encountered a massive, 20-foot female great white shark, believed to be one of the biggest on record, Agence France-Presse reports.

Divers discover coral garden in Manila Bay

Just when people thought that portions of Manila Bay are dead and incapable of sheltering marine life, a group of divers accidentally discovered a coral garden in Ternate, Cavite last May 17.

Diving into Freshwater Microplastic pollution - Connecting Water, Environmental and Social Sciences

6 - 8 March 2023, Paris, France

Document

Scientific criteria for EBSAs

Document

Protected areas E-learning curricula

Document

CBD Technical Series 44 Making protected areas relevant: A guide to integrate protected areas into wider landscapes, seascapes and sectoral plans and strategies

Document

CBD Technical Series 68 Marine spatial planning in the context of the Convention on Biological Diversity

Document

The value of nature

Document

UNDOALOS: Ecosystem approaches and oceans

Document

FAO: Link to EAF toolbox

Document

FAO: Governance of marine protected areas in the least-developed countries: Case studies from West Africa

Document

FAO : Guidelines on the Ecosystem Approach to Fisheries

Document

One ocean many worlds of life (CBD Booklet for 2012 International Day for Biological Diversity- Marine Biodiversity)

Document

Information Note for Participants

Document

FAO: International guidelines for the management of deep-sea fisheries in the high seas (relevant for VMEs information)

Document

FAO : Putting into practice the ecosystem approach to fisheries