MAREDAT: towards a world atlas of MARine Ecosystem DATa
... addressing the biogeochemical cycling of calcium carbonate, and thus alkalinity and atmospheric CO2 . The diazotroph dataset contains both biomass estimates and nitrogen fixation rate data, which are useful to evaluate the ecological roles of diazotrophs or to quantify marine nitrogen fixation (Luo ...
... addressing the biogeochemical cycling of calcium carbonate, and thus alkalinity and atmospheric CO2 . The diazotroph dataset contains both biomass estimates and nitrogen fixation rate data, which are useful to evaluate the ecological roles of diazotrophs or to quantify marine nitrogen fixation (Luo ...
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... are restricted to shallow intertidal and subtidal areas (Table 1) and their lower depth limits are set by sea urchin grazing and wave action, respectively (Papenfuss 1942, Druehl 1978). M. pyrifera and M. laevis extend to deeper subtidal depths and further offshore (Table 1). Their lower limits seem ...
... are restricted to shallow intertidal and subtidal areas (Table 1) and their lower depth limits are set by sea urchin grazing and wave action, respectively (Papenfuss 1942, Druehl 1978). M. pyrifera and M. laevis extend to deeper subtidal depths and further offshore (Table 1). Their lower limits seem ...
Microzooplankton Community Structure and Grazing Impact Along the Western Antarctic Peninsula
... dynamics. Microzooplankton biomass was also positively correlated with chlorophyll-a and particulate organic carbon (POC), and biomass of several microzooplankton taxonomic groups peaked near Marguerite Bay, historically a productivity hot spot. I also calculated phytoplankton and bacterial growth a ...
... dynamics. Microzooplankton biomass was also positively correlated with chlorophyll-a and particulate organic carbon (POC), and biomass of several microzooplankton taxonomic groups peaked near Marguerite Bay, historically a productivity hot spot. I also calculated phytoplankton and bacterial growth a ...
MAREDAT: towards a world atlas of MARine Ecosystem DATa
... addressing the biogeochemical cycling of calcium carbonate, and thus alkalinity and atmospheric CO2 . The diazotroph dataset contains both biomass estimates and nitrogen fixation rate data, which are useful to evaluate the ecological roles of diazotrophs or to quantify marine nitrogen fixation (Luo ...
... addressing the biogeochemical cycling of calcium carbonate, and thus alkalinity and atmospheric CO2 . The diazotroph dataset contains both biomass estimates and nitrogen fixation rate data, which are useful to evaluate the ecological roles of diazotrophs or to quantify marine nitrogen fixation (Luo ...
Plankton Biol. Ecol. 48(1)
... copepodite 4 (C4) to C6 (adult) for E. bungii, C1 and C5 for N. cristatus, C4 and adult for N. flemingeri, and C5 and adult for M. pacifica. Some of these stages are also known to be deep-dwelling, overwin tering stages in the subarctic Pacific. ...
... copepodite 4 (C4) to C6 (adult) for E. bungii, C1 and C5 for N. cristatus, C4 and adult for N. flemingeri, and C5 and adult for M. pacifica. Some of these stages are also known to be deep-dwelling, overwin tering stages in the subarctic Pacific. ...
An Overview on the Occurrences of Harmful Algal Blooms (HABs
... continuous measurements at fixed locations, with high-resolution vertical profiles, as well as synoptic measurements over broad regions of the coast and shelf. In recent times, real-time data from state-of-the-art remote sensing and drifting and fixed buoywatches are widely used for prediction. At p ...
... continuous measurements at fixed locations, with high-resolution vertical profiles, as well as synoptic measurements over broad regions of the coast and shelf. In recent times, real-time data from state-of-the-art remote sensing and drifting and fixed buoywatches are widely used for prediction. At p ...
Evaluation of Satellite Retrievals of Chlorophyll-a in the
... Arabian Gulf. Globally, many studies used phytoplankton species or biomass (Chl-a) as an important indicator of water quality [11]. To monitor, assess, and ultimately step in sustainable management of marine resources [12], it is necessary to provide long-term information on phytoplankton dynamics. ...
... Arabian Gulf. Globally, many studies used phytoplankton species or biomass (Chl-a) as an important indicator of water quality [11]. To monitor, assess, and ultimately step in sustainable management of marine resources [12], it is necessary to provide long-term information on phytoplankton dynamics. ...
Comparison of benthic and pelagic suspension feeding in
... Community grazing rates were expressed as the average amount of Chl a removed from the water column above 1-m2 bottom area in the depth range of 0.1–3 m. This range was chosen as the density of BSF quickly decreases at greater depths in the studied sites. The biodeposition rates of BSF were multipli ...
... Community grazing rates were expressed as the average amount of Chl a removed from the water column above 1-m2 bottom area in the depth range of 0.1–3 m. This range was chosen as the density of BSF quickly decreases at greater depths in the studied sites. The biodeposition rates of BSF were multipli ...
Panza-Pontevivo p. 38 - Accademia Nazionale delle Scienze detta
... The available interpretations of the seismic profiles that cross most of the Italian peninsula and adjacent seas and other information available from literature (see the caption of Tab. 2 for the references) are used to fix h and Vp of the uppermost crustal layers, assuming that they are formed by P ...
... The available interpretations of the seismic profiles that cross most of the Italian peninsula and adjacent seas and other information available from literature (see the caption of Tab. 2 for the references) are used to fix h and Vp of the uppermost crustal layers, assuming that they are formed by P ...
Stable isotope technique for evaluation of organic matter movement
... Saino[8], Carpenter[9J). Our present study attempted to use stable carbon and nitrogen isotope techniques to clarify the movement of terrestrial organic matter and understand the environmental status of the Osaka Bay. The Osaka Bay is located at the eastern part of the Seto Inland Sea, Japan. This b ...
... Saino[8], Carpenter[9J). Our present study attempted to use stable carbon and nitrogen isotope techniques to clarify the movement of terrestrial organic matter and understand the environmental status of the Osaka Bay. The Osaka Bay is located at the eastern part of the Seto Inland Sea, Japan. This b ...
coherence property estimation for various ocean depths
... depth. In this research consideration the data availability is only from 12mt to17mts, so it is very difficult to predict the noise level exactly. In the second stage of research the coherence level is properly various with increasing depth, with the increasing of depth the coherence level decreases ...
... depth. In this research consideration the data availability is only from 12mt to17mts, so it is very difficult to predict the noise level exactly. In the second stage of research the coherence level is properly various with increasing depth, with the increasing of depth the coherence level decreases ...
Spatial probability modelling of eelgrass (Zostera marina
... Based on modelled and measured geophysical variables and presence/absence data of eelgrass Zostera marina, we developed a spatial predictive probability model for Z. marina. Our analyses confirm previous reports and show that the probability of finding Z. marina is at its highest in shallow, gently sl ...
... Based on modelled and measured geophysical variables and presence/absence data of eelgrass Zostera marina, we developed a spatial predictive probability model for Z. marina. Our analyses confirm previous reports and show that the probability of finding Z. marina is at its highest in shallow, gently sl ...
Mesoscale Eddies Are Oases for Higher Trophic Marine Life
... Mesoscale eddies stimulate biological production in the ocean, but knowledge of energy transfers to higher trophic levels within eddies remains fragmented and not quantified. Increasing the knowledge base is constrained by the inability of traditional sampling methods to adequately sample biological ...
... Mesoscale eddies stimulate biological production in the ocean, but knowledge of energy transfers to higher trophic levels within eddies remains fragmented and not quantified. Increasing the knowledge base is constrained by the inability of traditional sampling methods to adequately sample biological ...
Dinoflagellate Ceratium symmetricum Pavillard (Gonyaulacales
... Ceratium species during the warm season (in case of northwestern Mediterranean Sea) in surface water is an important sign of change. Among these, C. teres, in the main and C. symmetricum and C. horridum to a lesser extent, could be proposed as indicators of warming since they seemed to be limited by ...
... Ceratium species during the warm season (in case of northwestern Mediterranean Sea) in surface water is an important sign of change. Among these, C. teres, in the main and C. symmetricum and C. horridum to a lesser extent, could be proposed as indicators of warming since they seemed to be limited by ...
Changes in Marine Prokaryote Composition with Season and Depth
... Ocean is the shallowest of the five major oceanic divisions, still its average depth is >1000 m deep. These aphotic zones are characterized by higher pressures, lower temperatures and higher inorganic nutrient concentrations than the photic surface waters above (Arístegui et al., 2009; Orcutt et al. ...
... Ocean is the shallowest of the five major oceanic divisions, still its average depth is >1000 m deep. These aphotic zones are characterized by higher pressures, lower temperatures and higher inorganic nutrient concentrations than the photic surface waters above (Arístegui et al., 2009; Orcutt et al. ...
Georgakas D. Konstantinos
... Patagonia on December 21, 2010. Scientists used seven separate different spectral bands to highlight the differences in the plankton communities across this swath of ocean. This milky green and blue bloom developed on the continental shelf off of Patagonia, where warmer, saltier coastal waters and c ...
... Patagonia on December 21, 2010. Scientists used seven separate different spectral bands to highlight the differences in the plankton communities across this swath of ocean. This milky green and blue bloom developed on the continental shelf off of Patagonia, where warmer, saltier coastal waters and c ...
Autonomous adaptive environmental assessment and feature tracking via autonomous underwater vehicles
... much more conservative, controlled approach. The motivation behind AAEA is to be able send the AUV on a mission to “track feature X”, and the vehicle will make all proceeding decisions. To accomplish this, the AUV must use AAEA to process environmental data (from CTDs, ADCPs, fluorometers, etc.) on ...
... much more conservative, controlled approach. The motivation behind AAEA is to be able send the AUV on a mission to “track feature X”, and the vehicle will make all proceeding decisions. To accomplish this, the AUV must use AAEA to process environmental data (from CTDs, ADCPs, fluorometers, etc.) on ...