Anthropogenic marine radioactivity
... contribute to the input of arti®cial radionuclides to the ocean through discharges associated with their normal operating procedures. These discharges are regulated and monitored by the appropriate national authorities, taking into account both national and international standards in respect to radi ...
... contribute to the input of arti®cial radionuclides to the ocean through discharges associated with their normal operating procedures. These discharges are regulated and monitored by the appropriate national authorities, taking into account both national and international standards in respect to radi ...
A multitrophic model to quantify the effects of marine viruses
... models to include a virus component, specifically parameterized for processes taking place in the ocean euphotic zone. Crucially, we are able to solve this model analytically, facilitating evaluation of model behavior under many alternative parameterizations. Analyses reveal that the addition of a v ...
... models to include a virus component, specifically parameterized for processes taking place in the ocean euphotic zone. Crucially, we are able to solve this model analytically, facilitating evaluation of model behavior under many alternative parameterizations. Analyses reveal that the addition of a v ...
Conservation on the High Seas – drift algae habitat as an open
... have originated from the south-eastern United States, since, although encountered within national jurisdiction in many regions of the world, it seldom reaches the great biomass encountered here. The National Coalition for Marine Conservation (NCMC 2005), a US-based advocacy group, claims that many i ...
... have originated from the south-eastern United States, since, although encountered within national jurisdiction in many regions of the world, it seldom reaches the great biomass encountered here. The National Coalition for Marine Conservation (NCMC 2005), a US-based advocacy group, claims that many i ...
Using Isotopes to Understand the Oceans and Climate Change
... plutonium (Pu) isotopes can still be detected 50 years later throughout much of the marine ecosystem, the radiological dose to humans from seafood consumption is typically one hundredth that resulting from naturally occurring radionuclides. Marine scientists have exploited this global-scale, pulse-l ...
... plutonium (Pu) isotopes can still be detected 50 years later throughout much of the marine ecosystem, the radiological dose to humans from seafood consumption is typically one hundredth that resulting from naturally occurring radionuclides. Marine scientists have exploited this global-scale, pulse-l ...
Chapter 1 Introduction – Planet, Oceans and Life
... seafloor physiography by Bruce Heezen and Marie Tharp in 1977 provided a pseudothree-dimensional image of the ocean that has influenced a long line of scholars. That image has been refined in recent years by new bathymetric maps (Smith and Sandwell, 1997) which are used to illustrate globes, web sit ...
... seafloor physiography by Bruce Heezen and Marie Tharp in 1977 provided a pseudothree-dimensional image of the ocean that has influenced a long line of scholars. That image has been refined in recent years by new bathymetric maps (Smith and Sandwell, 1997) which are used to illustrate globes, web sit ...
Continental erosion and the Cenozoic rise of marine diatoms
... The Summed Common species Occurrence Rate (SCOR) quantifies changes in the extent to which species were common and geographically widespread from the fossil record (12). This index is based on the assumption that the more globally abundant a species is, the more likely it is to occur in a greater nu ...
... The Summed Common species Occurrence Rate (SCOR) quantifies changes in the extent to which species were common and geographically widespread from the fossil record (12). This index is based on the assumption that the more globally abundant a species is, the more likely it is to occur in a greater nu ...
Larval Connectivity in an Effective Network of Marine Protected Areas
... Acceptance of marine protected areas (MPAs) as fishery and conservation tools has been hampered by lack of direct evidence that MPAs successfully seed unprotected areas with larvae of targeted species. For the first time, we present direct evidence of large-scale population connectivity within an ex ...
... Acceptance of marine protected areas (MPAs) as fishery and conservation tools has been hampered by lack of direct evidence that MPAs successfully seed unprotected areas with larvae of targeted species. For the first time, we present direct evidence of large-scale population connectivity within an ex ...
- ePrints Soton
... have received significant research attention globally and are considered important hotspots for biodiversity because of the habitat heterogeneity associated with them. Their role as conduits of nutrients and other material to deeper water is also important. South of the Tanzania study area the canyo ...
... have received significant research attention globally and are considered important hotspots for biodiversity because of the habitat heterogeneity associated with them. Their role as conduits of nutrients and other material to deeper water is also important. South of the Tanzania study area the canyo ...
The Mediterranean Sea - European Environment Agency
... The Mediterranean fauna and flora have evolved over millions of years into a unique mixture of temperate and subtropical elements, with a large proportion (28 %) of endemic species (Fredj et al., 1992). The present-day variety of climatic and hydrological situations and Mediterranean-specific biotop ...
... The Mediterranean fauna and flora have evolved over millions of years into a unique mixture of temperate and subtropical elements, with a large proportion (28 %) of endemic species (Fredj et al., 1992). The present-day variety of climatic and hydrological situations and Mediterranean-specific biotop ...
Diversity of Arctic pelagic Bacteria with an
... 1974). However, the Arctic Ocean and its marginal seas (the Chukchi, East Siberian, Laptev, Kara, Barents, White, Greenland, and Beaufort; some oceanographers also include the Bering and Norwegian seas) are the least known basins and bodies of water of the world’s oceans owing to their remoteness, h ...
... 1974). However, the Arctic Ocean and its marginal seas (the Chukchi, East Siberian, Laptev, Kara, Barents, White, Greenland, and Beaufort; some oceanographers also include the Bering and Norwegian seas) are the least known basins and bodies of water of the world’s oceans owing to their remoteness, h ...
Dominican Republic - Centro de Biodiversidad Marina
... formation are similar to those found at the Silver Banks and other sites along the north coast. Around the eastern tip of the island is Cabo Engaño and the Punta Cana Juanillo reef, which faces the southeast (Caribbean Sea). The Bávaro - Macao reef and the Punta Cana - Juanillo reefs are located n ...
... formation are similar to those found at the Silver Banks and other sites along the north coast. Around the eastern tip of the island is Cabo Engaño and the Punta Cana Juanillo reef, which faces the southeast (Caribbean Sea). The Bávaro - Macao reef and the Punta Cana - Juanillo reefs are located n ...
info sheet - Mundus maris
... labels and minimum sizes to buy only sustainably produced fish. Also, I buy fish only, if I know that labour standards have ...
... labels and minimum sizes to buy only sustainably produced fish. Also, I buy fish only, if I know that labour standards have ...
Chapter 33 Introduction
... of subdivision, only major trends in biodiversity can be reported, and often it is necessary to report the patterns and trends at finer geographic scales, because these sub-basins and oceans contain many partially independent marine ecosystems, with differing species and habitats, different temporal ...
... of subdivision, only major trends in biodiversity can be reported, and often it is necessary to report the patterns and trends at finer geographic scales, because these sub-basins and oceans contain many partially independent marine ecosystems, with differing species and habitats, different temporal ...
Marine messages - European Environment Agency
... Our understanding of the cumulative pressures and impacts affecting the marine environment has increased over the past 30 years. This knowledge recognises that the large-scale over-exploitation of resources, climate change and loss of biodiversity remain persistent issues of concern. At the same tim ...
... Our understanding of the cumulative pressures and impacts affecting the marine environment has increased over the past 30 years. This knowledge recognises that the large-scale over-exploitation of resources, climate change and loss of biodiversity remain persistent issues of concern. At the same tim ...
Dominant zooplankton species shift in Changjiang River Estuary
... triggered changes in the foodweb that have been well-described in the literature. Since introduction of this clam the summer foodweb of the oligohaline zone is characterized by low primary productivity, feeding by copepods largely on ciliates, poor survival of copepod nauplii due to predation by cla ...
... triggered changes in the foodweb that have been well-described in the literature. Since introduction of this clam the summer foodweb of the oligohaline zone is characterized by low primary productivity, feeding by copepods largely on ciliates, poor survival of copepod nauplii due to predation by cla ...
Radionuclides in deep-sea fish and other
... the uranium series, namely 226Ra and 210Pb. However, when systematically analysed in fish captured at several depths in the ocean, 210Po and 210Pb in the muscle tissue did not show a specific relationship with water depth. As reported above for other species (Table 3), 210Po and 210Pb concentrations ...
... the uranium series, namely 226Ra and 210Pb. However, when systematically analysed in fish captured at several depths in the ocean, 210Po and 210Pb in the muscle tissue did not show a specific relationship with water depth. As reported above for other species (Table 3), 210Po and 210Pb concentrations ...
Key Concept Review (Answers to in-text “Concept Checks”) Chapter
... 24. Because the deep sea sediment record is ultimately destroyed in the subduction process, the ocean's sedimentary "memory" does not start with the ocean’s formation as originally reasoned by early marine scientists. 25. Scientists now have instruments capable of analyzing very small variations in ...
... 24. Because the deep sea sediment record is ultimately destroyed in the subduction process, the ocean's sedimentary "memory" does not start with the ocean’s formation as originally reasoned by early marine scientists. 25. Scientists now have instruments capable of analyzing very small variations in ...
Seamobile Guide 2001 - Natural History Museum of Los Angeles
... incorporated by the student during the unit of study. Another assessment might involve asking students to create a poster which describes, on one side, what they used to think, and on the other side, what they understand now. ...
... incorporated by the student during the unit of study. Another assessment might involve asking students to create a poster which describes, on one side, what they used to think, and on the other side, what they understand now. ...
Tropical Marginal Seas
... anthropogenic pressures. TMSs also share a common suite of natural resource management challenges that stem from historical overexploitation of their biodiversity and, in most cases, their proximity to large human populations experiencing rapid economic growth. In Southeast Asia, where most TMSs are ...
... anthropogenic pressures. TMSs also share a common suite of natural resource management challenges that stem from historical overexploitation of their biodiversity and, in most cases, their proximity to large human populations experiencing rapid economic growth. In Southeast Asia, where most TMSs are ...
Glaciers caused zooplankton mortality?
... The sinking zooplankton are regarded by sedimentologists as 'swimmers' into sediment traps, and most often treated as an artefact or disturbance in carbon flux measurements (Michaels et aL, 1990; Wakeham et aL, 1993). There are some published accounts on sedimenting zooplankton, but most of these pa ...
... The sinking zooplankton are regarded by sedimentologists as 'swimmers' into sediment traps, and most often treated as an artefact or disturbance in carbon flux measurements (Michaels et aL, 1990; Wakeham et aL, 1993). There are some published accounts on sedimenting zooplankton, but most of these pa ...
physical habitat of cetaceans along the continental slope in the
... and Sexton 1987). The binoculars were mounted on a graduated base to determine the bearing of a sighting relative to the survey track-line and fitted with a graduated eyepiece (reticle) to measure radial distance of the sighting. The third member of the survey team recorded data and searched the are ...
... and Sexton 1987). The binoculars were mounted on a graduated base to determine the bearing of a sighting relative to the survey track-line and fitted with a graduated eyepiece (reticle) to measure radial distance of the sighting. The third member of the survey team recorded data and searched the are ...
Research on Solid Waste Pollution along the Israeli Mediterranean
... Division, from spring 2013 until August 2015. The report present first comprehensive and comparative data on Israeli coastal and marine debris. The data include marine litter and micro-plastic abundances in the Mediterranean coastal zone, indicating types of marine litter and sources, as well as acc ...
... Division, from spring 2013 until August 2015. The report present first comprehensive and comparative data on Israeli coastal and marine debris. The data include marine litter and micro-plastic abundances in the Mediterranean coastal zone, indicating types of marine litter and sources, as well as acc ...
Megafaunal diversity associated with marine landscapes of northern
... present: the Norwegian Sea Arctic Intermediate Water (NSAIW) and the Norwegian Sea Deep Water (NSDW). The former has temperatures between -0.5 and 0.5 °C, whereas the Norwegian Sea Deep Water (NSDW) typically has temperatures from -0.5 to -1.1 °C. The border between these two water masses occurs typ ...
... present: the Norwegian Sea Arctic Intermediate Water (NSAIW) and the Norwegian Sea Deep Water (NSDW). The former has temperatures between -0.5 and 0.5 °C, whereas the Norwegian Sea Deep Water (NSDW) typically has temperatures from -0.5 to -1.1 °C. The border between these two water masses occurs typ ...
Dinoflagellate Ceratium symmetricum Pavillard (Gonyaulacales
... species, mixotrophic behavior has been observed in C. furca (Smalley et al. 1999) and C. fusus (Mikaelyan & Zavyalova 1999). Mixotrophic organisms are theoretically supposed to be, less dependent on nutrient availability and irradiance (Tunin-Ley et al. 2009). Tunin-Ley et al. (2009) have revealed i ...
... species, mixotrophic behavior has been observed in C. furca (Smalley et al. 1999) and C. fusus (Mikaelyan & Zavyalova 1999). Mixotrophic organisms are theoretically supposed to be, less dependent on nutrient availability and irradiance (Tunin-Ley et al. 2009). Tunin-Ley et al. (2009) have revealed i ...
Canini N. D., Metillo E. B., 2017 Temporal changes in the
... well as community composition (Winder & Sommer 2012). Significant changes in community composition due to climatic alterations are being observed in the ocean (Karl et al 2002). The disappearance of functional groups or individual species as forecasted in some worldwide change settings may have a dr ...
... well as community composition (Winder & Sommer 2012). Significant changes in community composition due to climatic alterations are being observed in the ocean (Karl et al 2002). The disappearance of functional groups or individual species as forecasted in some worldwide change settings may have a dr ...