Articles tagged with Marine Protected Areas
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Researchers at the University of Technology Sydney discovered that tailored lipid supplements can significantly increase coral larvae's strength, speed, and survival rate. This innovation has major implications for reef restoration projects, which aim to improve larval supply but often face low post-settlement survival rates.
A study found that EDCs were higher during the dry season and had notable spatial variances among regions, particularly environmental estrogens disrupting endocrine systems of aquatic organisms. Researchers propose reducing EDC release through improved sewage treatment and incentivizing environmentally friendly substitutes.
A new study highlights the importance of Vast Marine Protected Areas in protecting diverse marine species. Tracking data from sea turtles, manta rays, and seabirds revealed that 95% of tracking locations were recorded inside the Chagos Archipelago MPA.
A recent study estimates that scuba diving generates $0.9 to $3.2 billion in annual revenue, employing 124,000 people, 80% of whom are locals. This industry funding supports marine conservation initiatives and boosts local economies.
Researchers used satellite data and AI methods to assess industrial fishing activity in MPAs, finding that strongly protected areas had significantly less fishing activity than surrounding waters. In some cases, no vessels were detected at all.
Australian scientists developed a new method to evaluate the risks posed by toxicants like insecticides in waterways. The Temporal Response Surface (TRS) approach integrates exposure duration into ecosystem protection guidelines, providing a more accurate assessment of delayed and time-cumulative aquatic ecosystem risk.
A new study suggests that up to 70% of suitable habitats for the critically endangered whitefin swellshark will be lost over the next 75 years due to predicted ocean changes. The researchers believe that Australia's proactive conservation measures, such as marine protected areas, offer hope for the species' survival.
A study evaluated California's marine reserve network, finding that MPAs increase fish biomass across multiple ecosystems, especially in targeted species like rockfishes. Stronger protections and habitat diversity emerged as key predictors of success.
A new framework for Marine Prosperity Areas (MPpAs) aims to balance ecological restoration with human prosperity, using targeted financial investments and community partnerships. This holistic approach recognizes the interconnectedness of nature and people, enabling both ecosystems and communities to thrive.
Researchers found that large marine protected areas can have a positive impact on species populations and catch rates, with the strongest effects near the boundaries of the MPAs. The study also highlights the importance of well-enforced MPAs in protecting highly migratory species like tuna.
Researchers from University of Gothenburg and Voice of the Ocean research foundation studied the impact of Nord Stream pipeline explosion on Baltic Sea. They found that methane gas spread to large parts of the southern Baltic Sea, affecting over 14% of the entire sea.
A recent study by researchers at the University of Hawaii at Manoa has shown that large marine protected areas can have positive impacts on fish populations, including increases in catch rates for tuna. The study analyzed publicly available data from nine LSMPAs across the Pacific and Indian oceans.
A new study reveals that breeding queen conch populations within a protected marine reserve in The Bahamas sustain populations beyond the borders of the reserve. The research identifies where additional protections could help ensure the survival of future generations.
A global study by Hawaiʻi Institute of Marine Biology demonstrates the benefit of marine protected areas to recreational fisheries, producing more 'trophy-size' fish just outside fully protected areas. The effect is growing stronger over time, with tangible benefits materializing in decades.
A new study predicts that expanding marine protected areas will decrease both inside and outside the reserves, challenging common assumptions about ocean conservation. The research model used historical fishing data and machine learning to forecast the impact of large-scale closures on global fishing effort.
A new study found that 62% of Marine Protected Areas (MPAs) designated to protect rare migratory fish species are outside of their core habitats. The study suggests that existing MPAs are not adequately protecting these species due to a lack of data on their distribution and habitat.
A recent study by CNRS scientists analyzed the world's 100 largest MPAs and found that only a third of them offer real protection on a global scale. The study also reveals that unregulated and unmanaged areas account for a quarter of the surface area, with many MPAs allowing industrial activities incompatible with marine conservation.
A new analysis of 100 largest MPAs reveals slow implementation and inadequate regulations, raising concerns about conservation efforts. Effective design and management are crucial to achieving the goal of protecting at least 30% of the ocean by 2030.
The study analyzed the 100 biggest marine protected areas, finding that slow implementation of management strategies and lack of restriction on human activities hinder their effectiveness. The authors highlight the need for improved quality of marine protected areas to achieve the goal of protecting at least 30% of the ocean by 2030.
Despite being in place to rebuild fish populations, marine protected areas have flatlined or declined adult fish populations. Strong enforcement and climate-friendly design are crucial for their success.
A global study of 34 countries reveals that marine protected areas deliver significant economic benefits to the fishing and tourism industries. The study found that MPAs boost either fishing or tourism, with some profits in the billions, and that strictly protected areas are more profitable and cheaper to manage.
A new analysis of 14,000 fish surveys in 216 MPAs across 43 countries reveals that no-take MPAs are effective in restoring fish populations but come at a cost to coastal communities. The study suggests multiple-use MPAs, where fishing is regulated, can be a more equitable alternative.
A new study by researchers at UC Santa Barbara's Marine Science Institute found that marine protected areas (MPAs) have a significant impact on the scuba diving industry in Southern California. Ecotourism activities such as underwater wildlife viewing and photography tend to occur within MPAs, while recreational lobster fishing prefers...
A new study reveals that shipwrecks are providing a sanctuary for fish, corals, and other marine species in areas open to destructive bottom towed fishing. Marine life density is significantly higher within wreck sites than in control areas.
A comprehensive framework for designing marine protected areas has been developed by an international team of scientists. The guidelines prioritize habitat persistence and coastal corridors to help vulnerable species such as turtles, sharks, and lobsters survive climate change. By connecting habitats fractured by human development and ...
A remote part of the Indian Ocean is home to 12 species of cetaceans, including orcas and sperm whales, prompting calls for protection. The Saya de Malha bank area should be designated as an Important Marine Mammal Area (IMMA) or Marine Protected Area (MPA).
A study of 555 marine protected areas found that many plans contain forward-looking strategies for climate resilience. The plans overwhelmingly incorporated key principles for building resilience, including adaptive management and long-term objectives.
A new study using Marine Monitor highlights the need for systems that can track boater activity in small, coastal MPAs. The findings show that traditional vessel tracking systems can miss up to 93% of boater activity at highly urban MPAs.
A study found that even no-take MPAs in California and globally are vulnerable to marine heatwaves, leading to mass species mortality and displacement. The research revealed that ecological communities shift dramatically after such events, regardless of protection status.
New study finds that limiting human activity in parts of the ocean can enhance marine environment health and benefit nearby coastal communities. MPAs with strict fishing restrictions sustain fisheries and improve income and food security for nearby residents.
A new study published in Science Advances found that protecting large ocean areas does not curb fishing catches, debunking the argument made by the Mexican fishing industry. The Revillagigedo National Park, established in 2017, has had no negative effect on the Mexican industrial fleet's catches.
During Hawaii's COVID lockdown, researchers found that species displaced by human presence moved back into shallow habitats, increasing fish biomass and predator populations. However, when tourism resumed, predators returned to deeper waters, reducing biomass and habitat use to pre-pandemic levels.
A new tool, Paper Park Index (PPI), helps identify 55 marine protected areas that fail to protect marine biodiversity. Most 'paper parks' are located in Latin America and the Caribbean, where fishing intensity is high.
A new study reveals climate-driven conflicts between humans and wildlife are on the rise globally, with six continents experiencing exacerbation of these conflicts. The research identifies trends in human-wildlife conflicts linked to climate change, including altered animal habitats, resource availability, and changes in wildlife behav...
A new study provides a technique to inform progress towards international conservation goals, including protecting 30% of marine areas by 2030. The ProtectedSeas Navigator's Level of Fishing Protection score can help guide assumptions about fishing methods and activities.
In a rare piece of good news for the marine world, reef manta rays have been found to be increasing significantly in population in Raja Ampat archipelago. The study highlights the importance of well-enforced Marine Protected Areas and fisheries regulations in their recovery.
A new study found that offshore mussel farms can increase species abundance, including Atlantic horse mackerel and European lobster, on degraded seabed habitats. The research suggests that this practice could have wider environmental benefits, supporting the national and international Blue Growth agenda.
Marine protected areas significantly increase carbon sequestration in seagrass and mangrove ecosystems. Biodiversity and species richness also rise in preserved waters, contributing to food security and human well-being. Full protection is necessary for maximum benefits.
Marine protected areas (MPAs) show significant benefits in improving carbon sequestration and biodiversity. MPAs also enhance coastal protection, reproductive capacity of marine organisms, and fisher catches.
A new standard will help identify critical areas for shark conservation using criteria that consider biological and ecological needs. The framework aims to support the protection of apex predators facing extinction due to human threats.
Researchers used marine monitor radar system to track vessel activity near California's marine protected areas. The study found that 40% more boat activity occurred in the vicinity of MPAs compared to surrounding areas, suggesting fishers are aware of MPA boundaries and cluster just outside them for better fishing opportunities.
Satellite-tracking of whale sharks in the Panamanian Pacific reveals their feeding and breeding patterns, with a focus on protecting these endangered species from human threats. The study highlights the importance of identifying and conserving large oceanic areas and marine corridors to safeguard their migration routes.
Researchers have confirmed a globally rare manta ray nursery in the Raja Ampat islands in Indonesia, providing critical insights into juvenile reef manta rays' behavior and habitat. The discovery is expected to inform conservation efforts and protect this endangered species.
A recent study by Oregon State University reveals that the US has significant gaps in its marine protected area (MPA) network, covering only 25.2% of its waters as fully or highly protected. The analysis highlights an urgent need to improve MPA quality and quantity.
A scientific expedition led by the Smithsonian Tropical Research Institute aims to explore and document the biodiversity of Panama's Cordillera de Coiba seamounts. The mission, funded by several organizations, will use advanced technology to study the important habitats in the area.
Researchers recorded 600 non-song calls around the Vema Seamount, including a previously unknown 'gunshot' sound. The study highlights the importance of protecting high-sea habitats and creating a network of Marine Protected Areas to ensure seamounts like Vema are protected.
Researchers tracked 60 stingrays for a year, finding they prefer shallow waters but move into deeper lagoons during extreme tides and temperatures. Climate change may alter their preferred habitat, putting them at risk from sharks.
The RAMPAO network in West Africa covers vital habitats for green turtles, with most key migration corridors falling outside protected areas. The study highlights the importance of conservation efforts to protect these species and their habitats.
The expanded protected area protects fourteen marine mammal species and improves connectivity of the Eastern Tropical Pacific Marine Corridor. The new management plan prohibits fishing in two-thirds of the area and allows sustainable fishing, reducing bycatch and promoting conservation.
Scientists used data from 1 million marine mammal sightings to identify areas of high marine mammal diversity along the US East Coast. The study found that the Northeast Canyons and Seamounts Marine National Monument has some of the richest marine mammal diversity, particularly in the northern part of the Atlantic Coast.
The Gabonese government-led initiative, 'Gabon Bleu,' created a 20-protected area network, increasing ocean protection from less than 1% to 26%. This inter-connected network protects habitats and globally important marine species.
Researchers found that dynamic ocean management is more effective in reducing accidental catch than permanent marine protected areas. Dynamic closures track real-time data and close smaller areas as species hotspots shift, resulting in up to 57% reduction in bycatch.
Researchers have discovered a massive fish breeding area in Antarctica, spanning 240 square kilometers and estimated to be home to 60 million icefish. The breeding site is located near the Filchner Ice Shelf in the Weddell Sea and is believed to be the largest contiguous fish breeding colony ever found globally.
Researchers have discovered a vast icefish breeding colony in the Antarctic Weddell Sea, with an estimated 60 million active nests spanning over 240 square kilometers. The colony represents a significant biomass of more than 60,000 tons and provides insight into a globally unique ecosystem.
A recent study found that over half of macroplastics in Mediterranean MPAs originated elsewhere, highlighting the need for international collaboration on plastic pollution management. The study also showed that coastal zones are most impacted by micro- and macroplastic pollution.
Researchers used GLS tracking data to study sooty terns' migration patterns, showing they range up to 2,900 km from breeding colonies and cover 47,000 km during an eight-month migratory period. The largest breeding population of terns is on Ascension Island, which was designated a Marine Protection Area in 2019.
New research from Oregon State University found that climate change is altering ocean conditions, creating new environments that could undermine conservation goals in the world's largest marine protected areas. By 2060, most of these changes will occur, including warming and acidification levels.
A new study warns that the Arctic Ocean's 'Last Ice Area,' a region where summer ice traditionally persists, may not survive the century. The study predicts that under high-emissions scenarios, summer ice will disappear by 2100, displacing creatures such as seals and polar bears.
The MPA Guide categorizes MPAs by stage of establishment and level of protection, highlighting the importance of including local peoples in the decision-making process for effective conservation. The guide specifies outcomes for biodiversity and human well-being depending on the chosen level of protection.
Researchers found that areas protected under 'whole-site' Marine Protected Area (MPA) status have four-fold increases in fish abundance and diversity compared to unprotected areas. The study also showed significant benefits for commercially important fish species and conservation.