Articles tagged with Marine Conservation
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Turtle populations are affected by global warming, habitat destruction and hunting, threatening nearly half of all species. The Year of the Turtle campaign aims to raise awareness and promote conservation efforts.
University of Miami doctoral student David Weinstein has received the 2010 Zale Parry Scholarship from the Academy of Underwater Arts and Sciences. The scholarship recognizes his research on mesophotic reef bioerosion in the U.S. Virgin Islands, a key area of study in marine conservation.
A study by Wildlife Conservation Society and University of California at Santa Cruz found that overfished reef systems have fewer sea urchins, leading to higher coral growth rates and more structure. Reefs with complete fish communities outperform those without predators, which allows coralline algae to thrive.
Scientists have identified three distinct migration routes taken by female leatherback turtles from Gabon to feeding grounds across the South Atlantic, with one route spanning over 7,500km. This research is crucial for informing conservation efforts and protecting these endangered creatures.
Researchers will use real-time and projected data, 3D simulation and visualization technology to model different conservation scenarios. The program aims to inform fisheries management plans and raise public awareness about ocean health.
A major new study on the impact of conservation efforts reveals that many vertebrate species are threatened, but seagrasses, which provide habitat for these animals, are experiencing significant loss. Researchers say pollution and coastal development are main drivers of biodiversity loss.
A recent study tracked Atlantic sturgeon migrations, revealing vast oceanic distances traveled and highlighting the need for long-range conservation measures. The research suggests that PSAT technology can effectively study sturgeon behavior and define critical habitat.
The study found that China's enormous population drives its high ranking, despite low per capita fish catch and consumption. The United States comes in third, while Peru ranks second in catch but not top 20 in consumption.
The new podcast series aims to raise awareness about the importance of ocean environments and the threats they face. The shows will explore various topics, including climate change, tracking sharks, whaling, and overfishing.
A 12-year study by Wildlife Conservation Society found that fishery closures and gear restrictions in Kenya's coast increased revenue and net profits for local fishermen. The study revealed that closures attracted more preferred species and larger fish, commanding higher prices per pound, which boosted fishers' incomes.
A new study estimates that up to two million sea turtles may have been caught in commercial fishing gear since 1990, highlighting the need for guidelines to reduce turtle bycatch. The study suggests that using circle hooks and Turtle Excluder Devices can significantly reduce losses.
The IUCN has reclassified beluga sturgeon as 'critically endangered', with the Institute for Ocean Conservation Science applauding the move. This classification underscores the need for swift, international protection to help conserve this species from extinction.
A joint study by American and Kazakhstani scientists reveals that reducing adult mortality is key to recovering beluga sturgeon populations. The study suggests that limiting the take of adult and subadult sturgeon will contribute more to population growth than hatchery supplementation.
The old balkanized approach to ocean management has failed to protect ocean ecosystems; marine spatial planning provides a comprehensive map of human uses and natural resources. Effective ocean management requires considering all ecosystem elements, and the AAAS symposium will showcase innovative techniques for mapping spatial impacts.
Research by Patrick Christie at the University of Washington found that local people's involvement and leadership are crucial for successful conservation efforts. Participatory planning, collaboration between communities and governance conditions play a vital role in managing conflicts and maintaining the health of marine ecosystems.
A new study uses DNA forensic tools to track scalloped hammerhead shark fins sold in the Hong Kong market, tracing them back to their geographic origin. The research highlights the need for international protection and conservation efforts to safeguard these endangered species.
Hurricane Neki's strong winds and heavy rainfall threaten the Papahanaumokuakea National Monument, home to rare species such as the green sea turtle and Hawaiian monk seal. The storm is expected to weaken as it heads into cooler waters, but high seas pose a concern for the smaller islands within the monument.
A new DNA barcoding tool has been developed to track endangered sea turtles, distinguishing between species based on short genetic sequences. The research found that all seven sea turtle species can be consistently distinguished from each other by DNA barcodes.
A team of 13 international scientists is developing management plans for sustainably managing forage fish, critical food sources for marine mammals and seabirds. The task force aims to prevent fishing-induced irreversible impacts on marine ecosystems.
A study published in Biological Conservation reveals that a nesting population of leatherback sea turtles in Gabon has the world's largest female population of between 15,730 and 41,373. The research highlights the importance of conservation efforts to protect these critically endangered turtles.
Climate change, fishing, and commercial shipping are major threats to the ocean off the US West Coast, with every spot affected by 10-15 human activities annually. A new study provides critical information for evaluating where certain activities can continue with little effect on the oceans.
A new study found that whale sharks from different oceans are genetically similar, indicating migration and interbreeding among far-flung populations. This suggests that conservation efforts must consider the sharks' global habitat usage to effectively protect them.
Researchers use Ocean Acoustic Waveguide Remote Sensing (OAWRS) to observe mass migrations of hundreds of millions of fish, revealing critical population density triggers synchronized movement. This breakthrough confirms theories about large groups of animals and provides valuable information for conservation of marine ecosystems.
The final expedition of a four-year collaborative research program will assess the health of coral reefs without being confounded by stressors near populated shorelines. The research will provide baseline data on habitat types, keystone species, and factors promoting coral reef health during global climate change.
The University of Miami's Rosenstiel School has received two grants totaling $101,000 from the Ocean Fund to support scientific research on cruise ships and graduate student scholarships. The funding will enable researchers to study climate change, coral reefs, and ocean health.
The Sea Grant programs have awarded nearly $820,000 in grants to study the ecological health of Long Island Sound, focusing on hypoxia, red tide blooms, and climate change. The research will provide valuable information to resource managers to solve these environmental challenges.
Scientists identified seven new species of bamboo coral, potentially representing entirely new genera. The discoveries highlight the importance of deep-sea corals supporting diverse ecosystems and their vulnerability to ocean acidification.
Researchers demonstrate that fish can return to normal size after size-selective fishing is eased, reversing detrimental evolution. The study suggests a slow recovery process, with full recovery estimated to take many decades for commercially harvested species.
Researchers highlight successes in managing fish stocks and protecting Pacific coral reefs from climate change impacts. These efforts may offer a temporary reprieve, but prioritizing biodiversity protection is crucial.
The study, which analyzed socio-economic data from 14,000 households in 27 tropical countries, found that healthy coral reefs are crucial for communities' livelihoods and food security. Despite decades-old recommendations, effective implementation of these recommendations is still a challenge in many parts of the world.
A new acoustic underwater camera system developed by the US Department of Defense is being used to study the juvenile goliath grouper in mangrove habitats. The technology allows researchers to visualize individual fish species and habitat without light or visibility conditions, providing critical information for conservation efforts.
The Inter-American Tropical Tuna Commission's failure to agree on conservation measures puts Eastern Pacific tuna populations at risk. The Commission's own scientists have warned of declining fish stocks, and market forces exacerbate the problem as fish prices rise with decreasing stock levels.
Over 8,000 scientists support creating marine protected areas for endangered Pacific leatherback sea turtles and hammerhead sharks. The International Union for Conservation of Nature's resolution aims to safeguard the critically endangered species from industrial fisheries by identifying and protecting their migratory routes.
A recent study by American Museum of Natural History scientists clarifies the evolutionary relationships among seven sea turtle species. The researchers found that specialized diets arose independently in three distinct groups of sea turtles, with flatback and green turtles being closely related despite their differing diets.
A study has found nearly 3,000 sea turtles dead along a 27-mile stretch of coast in Baja California, highlighting the impact of bycatch on loggerhead sea turtle populations. Conservation efforts, including awareness-raising and sustainable fishing practices, are being implemented to mitigate this threat.
The Caspian seal population has dropped from over 1 million to just 100,000 due to commercial hunting, habitat degradation, and pollution. Conservation efforts are underway to establish protected areas and ban hunting to prevent further decline.
Researchers have discovered a new reef structure off Brazil's coast that harbors an abundance of fish and unique species found only in Brazil. The newly mapped reef is more abundant in marine life than previously known reefs, posing conservation challenges due to over-fishing, coastal development, and climate change.
The Inter-American Tropical Tuna Commission's failure to adopt effective conservation measures is threatened by rising pressures from fishing fleets and nations demanding increased fleet sizes. Urgent action is needed to protect tuna stocks, including time and area closures and research into fish aggregating devices.
A recent study published in Conservation Letters found that many animal species need broad landscape-level conservation to survive due to ecological processes. The research identified 20% of threatened amphibians and 40% of threatened freshwater turtles relying on conservation action at a large scale.
A recent study reveals that 16 out of 21 oceanic shark and ray species are at risk of extinction due to unregulated and unsustainable fishing practices. Governments can take key steps to safeguard populations, including establishing science-based catch limits and ending shark finning.
Two UM students, Rachel Silverstein and Nitzan Soffer, receive prestigious NSF fellowships for their doctoral work on coral reefs. The lab is led by Dr. Andrew Baker, a pioneer in developing techniques to enhance coral thermal tolerance.
Heather Leslie explains how resilience science can inform conservation efforts, recognizing connections between human communities and marine ecosystems. Her work shows promise in the Chesapeake Bay restoration project, where oyster sanctuaries and eelgrass seeding increase future resilience.
A new study provides a global-scale map of human impact on marine ecosystems, revealing 40% of the world's oceans are heavily affected. The research highlights the cumulative effect of activities such as fishing, climate change, and pollution, with some areas experiencing dramatic degradation.
Dr. Rochet will compare the impact of selective and non-selective fishing on marine ecosystems, aiming to pinpoint the least harmful method to reduce wasteful bycatch and promote ecosystem conservation.
The Pew Fellowship in Marine Conservation supports innovative three-year projects addressing coral reef health, unsustainable commercial fishing, and marine protected areas. The 2008 recipients aim to protect global ocean environments through groundbreaking techniques, fishery management models, and economic analysis.
Dr. Constable will create an ecosystem-based management plan to safeguard baleen whales and other marine life in the Southern Ocean's rapidly-growing krill fisheries. His project aims to promote environmentally sustainable growth of the industry and address concerns over climate change and overfishing.
Dr. Andrew Baker's work focuses on developing techniques to enhance thermal tolerance of corals and help them survive bleaching events. He plans to boost the natural abundance of heat-tolerant algae inside reef corals.
Dr. Sumaila will create comprehensive databases on the cost and ecological impact of commercial fishing globally, providing evidence for smarter policymaking concerning fisheries management worldwide. He aims to gather extensive information on social and economic drivers of overfishing and its impact on marine conservation.
Fan Meng, a visionary leader from China, has been awarded the Pew Fellowship in Marine Conservation to expand and improve a marine protected area network in southeast China. The fellowship will help safeguard coastal areas from industrial pollution and unsustainable fishing.
Three major environmental groups call for a significant increase in protected areas to combat climate change and destructive fishing practices. They also emphasize the importance of human uses being limited within these systems to allow marine species to recover.
Research shows small-scale fishing operations pose a significant threat to the survival of north Pacific loggerhead sea turtles, with mortality rates reduced through local conservation efforts. The study highlights the importance of educating fishermen and removing dangerous gear to protect these endangered species.
Three species of Galapagos corals and 74 seaweeds were listed as threatened or Critically Endangered on the IUCN Red List due to climate change and over-fishing. The study highlighted the urgent need for marine conservation practice to address these environmental pressures.
A new biogeographic classification system, Marine Ecoregions of the World, is described in BioScience, providing a valuable tool for conservation planning. The system groups coastal and shelf areas into 232 distinct ecoregions, enabling researchers to identify critical areas for conserving endangered species.
A study by the University of Exeter found an increase in loggerhead and Kemp's ridley turtles in UK and French waters over the last twenty years. Protective measures in US and Mexican waters are believed to be the reason for this rise.
A new report highlights Alaska's successful ocean conservation efforts and calls for continued vigilance to address climate change impacts on marine ecosystems. The 'Alaska Model' has been cited as a leading example of science-based management, with catch limits set below recommended harvest levels.
Research reveals the journeys of endangered adult females traveling thousands of miles across boundaries between countries, highlighting the need for a team effort in their conservation. The study's findings emphasize the importance of protecting these fragile populations from habitat destruction, bycatch, and other human impacts.
Dr. Edith Widder, a marine biologist and explorer, has received a MacArthur Fellowship for her work on deep-sea exploration and conservation. Her research focuses on using innovative technologies to study and protect marine ecosystems, with significant breakthroughs in bioluminescence and ocean observation.
Researchers found that community-led management systems, which prioritize local goals and social benefits, are effective in conserving resources and promoting compliance. These systems, often implemented through traditional practices and social barriers, can outperform large marine protected areas in reversing reef ecosystem degradation.
Carlos Manuel Rodriguez is recognized for his significant advances in terrestrial and marine conservation during his tenure as Costa Rica's environment minister. The Blue Moon Fund awarded him the $150,000 prize to support his work on advancing ecosystem services policy and practice.
Scientists track Caspian Sea sturgeons using satellite technology for the first time, providing critical data for conservation efforts. The study aims to learn more about species biology and behavior, challenging long-held assumptions and contributing to better management of endangered populations.