Status of Marine Protected Areas in the Mediterranean Sea 2012
... of the global ocean surface, the Mediterranean is one of the main reservoirs of marine and coastal biodiversity in the world: it hosts almost 20% of global marine biodiversity and has a high level of endemism, up to nearly 50% for some groups. It is an important breeding area for several key pelagic ...
... of the global ocean surface, the Mediterranean is one of the main reservoirs of marine and coastal biodiversity in the world: it hosts almost 20% of global marine biodiversity and has a high level of endemism, up to nearly 50% for some groups. It is an important breeding area for several key pelagic ...
R97_51_52_FINAL_REPORT
... Substantial progress has been achieved in identifying the major cruises of the past 25 years. The Department of Geology, University College Dublin has been involved in a large number of the recent cruises and much of the data is available in-house. Information was also obtained from the Geological S ...
... Substantial progress has been achieved in identifying the major cruises of the past 25 years. The Department of Geology, University College Dublin has been involved in a large number of the recent cruises and much of the data is available in-house. Information was also obtained from the Geological S ...
Nutrient Enrichment on Coral Reefs
... naturally occurring, chronically elevated nutrient conditions and coral reef formation is the strongest evidence for a negative effect of high nutrient fluxes on coral reefs, and has given rise to the view that coral reefs are particularly susceptible to anthropogenic nutrient enrichment. The potent ...
... naturally occurring, chronically elevated nutrient conditions and coral reef formation is the strongest evidence for a negative effect of high nutrient fluxes on coral reefs, and has given rise to the view that coral reefs are particularly susceptible to anthropogenic nutrient enrichment. The potent ...
Marine particle dynamics: sinking velocities, size
... The sinking flux of particulate matter into the ocean interior is an oceanographic phenomenon that fuels much of the metabolic demand of the subsurface ocean and affects the distribution of carbon and other elements throughout the biosphere. In this thesis, I use a new suite of observations to study ...
... The sinking flux of particulate matter into the ocean interior is an oceanographic phenomenon that fuels much of the metabolic demand of the subsurface ocean and affects the distribution of carbon and other elements throughout the biosphere. In this thesis, I use a new suite of observations to study ...
variations in the global phosphorus cycle
... influence is difficult to quantify (Meybeck, 1993). It appears that no more than 20% of the total river flux of POM and DOM is preserved in sediments (Hedges, 1992), which would correspond to around 0.9 x 1012g /yr reactive organic phosphorus, but where and on what time scale this terrestrial organi ...
... influence is difficult to quantify (Meybeck, 1993). It appears that no more than 20% of the total river flux of POM and DOM is preserved in sediments (Hedges, 1992), which would correspond to around 0.9 x 1012g /yr reactive organic phosphorus, but where and on what time scale this terrestrial organi ...
Co-occurring Synechococcus ecotypes occupy four major
... preferentially more abundant in cold (clades I and IV) vs warmer (clade II) coastal and shelf habitats, concurrent with latitude. Additionally, this study identified clade III as an oligotroph restricted to open ocean waters (Zwirglmaier et al., 2008). Subsequent studies have expanded the known gene ...
... preferentially more abundant in cold (clades I and IV) vs warmer (clade II) coastal and shelf habitats, concurrent with latitude. Additionally, this study identified clade III as an oligotroph restricted to open ocean waters (Zwirglmaier et al., 2008). Subsequent studies have expanded the known gene ...
Transport of Japan tsunami marine debris to the coast of British
... forcing by the wind have already arrived in Canadian waters and washed up on the shores of British Columbia. Model simulations show that such high windage debris started to arrive along the BC coast during the winter of 2011-12. Most of the debris, however, is thought to consist of objects with low ...
... forcing by the wind have already arrived in Canadian waters and washed up on the shores of British Columbia. Model simulations show that such high windage debris started to arrive along the BC coast during the winter of 2011-12. Most of the debris, however, is thought to consist of objects with low ...
Plastic Debris in the World`s Oceans
... floating in all the world’s oceans, everywhere from polar regions to the equator. The seabed, especially near to coastal regions, is also contaminated – predominantly with plastic bags. Plastic is also ubiquitous on beaches everywhere from populous regions to the shores of very remote uninhabited is ...
... floating in all the world’s oceans, everywhere from polar regions to the equator. The seabed, especially near to coastal regions, is also contaminated – predominantly with plastic bags. Plastic is also ubiquitous on beaches everywhere from populous regions to the shores of very remote uninhabited is ...
Plastic Debris in the World`s Oceans
... floating in all the world’s oceans, everywhere from polar regions to the equator. The seabed, especially near to coastal regions, is also contaminated – predominantly with plastic bags. Plastic is also ubiquitous on beaches everywhere from populous regions to the shores of very remote uninhabited is ...
... floating in all the world’s oceans, everywhere from polar regions to the equator. The seabed, especially near to coastal regions, is also contaminated – predominantly with plastic bags. Plastic is also ubiquitous on beaches everywhere from populous regions to the shores of very remote uninhabited is ...
The unseen world of coral reefs: impact of local and global stressors
... community shifts in corals experiencing stress from climate change, pollution or overfishing. Stress was associated with shifts in coral microbial communities. I found that regardless of stressor, microbial alpha diversity increased under stress, with Vibrionales, Flavobacteriales and Rhodobacterale ...
... community shifts in corals experiencing stress from climate change, pollution or overfishing. Stress was associated with shifts in coral microbial communities. I found that regardless of stressor, microbial alpha diversity increased under stress, with Vibrionales, Flavobacteriales and Rhodobacterale ...
Location and Areal Extent of Polynyas in the Bering and Chukchi Seas
... latent heat polynyas (also referred to as mechanically generare also suspected as being sites of relatively high primary ated or wind-driven polynyas) and sensible heat polynyas. Latent heat polynyas occurin regions where sea water is at the productivity (IAP2, 1989). The location and timing of poly ...
... latent heat polynyas (also referred to as mechanically generare also suspected as being sites of relatively high primary ated or wind-driven polynyas) and sensible heat polynyas. Latent heat polynyas occurin regions where sea water is at the productivity (IAP2, 1989). The location and timing of poly ...
The international thermodynamic equation of seawater - TEOS-10
... Working Group and we have enjoyed rock-‐‑solid scientific support from the officers of SCOR, IAPSO and IOC. TJMcD wishes to acknowledge fruitful discussions with Drs Jürgen Willebrand and Michael McIntyre regarding the contents of append ...
... Working Group and we have enjoyed rock-‐‑solid scientific support from the officers of SCOR, IAPSO and IOC. TJMcD wishes to acknowledge fruitful discussions with Drs Jürgen Willebrand and Michael McIntyre regarding the contents of append ...
Cold-water coral reefs
... coral reefs are important and ancient reservoirs of marine biodiversity and are essential nursery habitats for many commercially important fish species. We are also now aware that these reefs are within the reach of one of the most destructive human activities in deep waters, bottom trawling, and so ...
... coral reefs are important and ancient reservoirs of marine biodiversity and are essential nursery habitats for many commercially important fish species. We are also now aware that these reefs are within the reach of one of the most destructive human activities in deep waters, bottom trawling, and so ...
Inshore Scotian Shelf Ecosystem Overview Report: Status and Trends
... Table 4. Number, total area (hectares) and percent of total area of coastal habitat in eight counties in the three DFO/FSRS Inshore Ecosystem Project zones. ................................. 16 Table 5. Examples of beach types, their physical size and rate of change in seaward position since the 198 ...
... Table 4. Number, total area (hectares) and percent of total area of coastal habitat in eight counties in the three DFO/FSRS Inshore Ecosystem Project zones. ................................. 16 Table 5. Examples of beach types, their physical size and rate of change in seaward position since the 198 ...
Inshore Scotian Shelf Ecosystem Overview Report
... Table 4. Number, total area (hectares) and percent of total area of coastal habitat in eight counties in the three DFO/FSRS Inshore Ecosystem Project zones. ................................. 16 Table 5. Examples of beach types, their physical size and rate of change in seaward position since the 198 ...
... Table 4. Number, total area (hectares) and percent of total area of coastal habitat in eight counties in the three DFO/FSRS Inshore Ecosystem Project zones. ................................. 16 Table 5. Examples of beach types, their physical size and rate of change in seaward position since the 198 ...
Geochemical conditions in continental margin - E
... complex due to seasonal changes in bottom water chemistry. The geochemical observation most probably documents a temporary situation where conditions are in the transition between a complete anoxic to a more oxic redox state. This study reveals that the investigation of sedimentary phosphorus and ir ...
... complex due to seasonal changes in bottom water chemistry. The geochemical observation most probably documents a temporary situation where conditions are in the transition between a complete anoxic to a more oxic redox state. This study reveals that the investigation of sedimentary phosphorus and ir ...
Effects of Chemical and Mechanical Weathering Processes on the
... products due to the low cost of production and physical properties of plastic, including its lightweight nature, durability, strength and resistance to water (Laist 1987; Pruter 1987; Andrady and Neal 2009). There was a 25-fold increase in global plastics production between 1960 and 2000, and as of ...
... products due to the low cost of production and physical properties of plastic, including its lightweight nature, durability, strength and resistance to water (Laist 1987; Pruter 1987; Andrady and Neal 2009). There was a 25-fold increase in global plastics production between 1960 and 2000, and as of ...
Seamount physiography and biology in the north
... Parties and the European Commission. OSPAR has included seamounts in the list of threatened and/or declining habitats and defined these features as undersea mountains whose summits rise more than 1000 m above the surrounding seafloor (OSPAR, 2008). The official OSPAR database (consulted in September ...
... Parties and the European Commission. OSPAR has included seamounts in the list of threatened and/or declining habitats and defined these features as undersea mountains whose summits rise more than 1000 m above the surrounding seafloor (OSPAR, 2008). The official OSPAR database (consulted in September ...
PDF
... Summary of noise sources and activities associated with oil and gas exploration and production. 1 ...
... Summary of noise sources and activities associated with oil and gas exploration and production. 1 ...
Ecology of aerobic anoxygenic phototrophs in aquatic environments
... the main light-harvesting pigment. However, their BChl a content is significantly lower when compared to purple non-sulfur bacteria (Harashima et al. 1980; Shiba 1987; Biebl and WagnerDöbler 2006; Koblı́žek et al. 2010; Fig. 3, Supporting Information). Interestingly, BChl a synthesis in most AAP s ...
... the main light-harvesting pigment. However, their BChl a content is significantly lower when compared to purple non-sulfur bacteria (Harashima et al. 1980; Shiba 1987; Biebl and WagnerDöbler 2006; Koblı́žek et al. 2010; Fig. 3, Supporting Information). Interestingly, BChl a synthesis in most AAP s ...
Thesis proposal
... Nitrogen is a major constituent of living mass and thus a chief determinant in metabolism and growth of open ocean algae. Consequently, the distribution and mean concentration of nitrate in the ocean affect the global fertility of the sea and its consequent exchange of gases with the atmosphere. As ...
... Nitrogen is a major constituent of living mass and thus a chief determinant in metabolism and growth of open ocean algae. Consequently, the distribution and mean concentration of nitrate in the ocean affect the global fertility of the sea and its consequent exchange of gases with the atmosphere. As ...
Mesopelagic N-2 fixation related to organic matter composition in
... Trichodesmium (e.g. [9]), until the advent of molecular techniques targeting the nifH gene revealed that unicellular diazotrophic cyanobacteria are abundant and widespread globally [10,11], and contribute significantly to N2 fixation in several oceanic basins [12]. Non-cyanobacterial diazotroph grou ...
... Trichodesmium (e.g. [9]), until the advent of molecular techniques targeting the nifH gene revealed that unicellular diazotrophic cyanobacteria are abundant and widespread globally [10,11], and contribute significantly to N2 fixation in several oceanic basins [12]. Non-cyanobacterial diazotroph grou ...
Oxygen Sensitivity of Anammox and Coupled N
... Nutrient measurements indicate that 30–50% of the total nitrogen (N) loss in the ocean occurs in oxygen minimum zones (OMZs). This pelagic N-removal takes place within only ,0.1% of the ocean volume, hence moderate variations in the extent of OMZs due to global warming may have a large impact on the ...
... Nutrient measurements indicate that 30–50% of the total nitrogen (N) loss in the ocean occurs in oxygen minimum zones (OMZs). This pelagic N-removal takes place within only ,0.1% of the ocean volume, hence moderate variations in the extent of OMZs due to global warming may have a large impact on the ...
Effects of global warming on oceans
Global warming can affect sea levels, coastlines, ocean acidification, ocean currents, seawater, sea surface temperatures, tides, the sea floor, weather, and trigger several changes in ocean bio-geochemistry; all of these affect the functioning of a society.