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Light Availability and Diurnal Growth of a Green Macroalga (Caulerpa-Cupressoides) and a Seagrass (Halophila-Decipiens)

Light Availability and Diurnal Growth of a Green Macroalga (Caulerpa-Cupressoides) and a Seagrass (Halophila-Decipiens) ... The effects of daily light period on diurnal growth patterns of a green macroalga [ Caulerpa...

Light climate and energy flow in the seagrass canopy of Amphibolis griffithii (J.M. Black) den Hartog

Light climate and energy flow in the seagrass canopy of Amphibolis griffithii (J.M. Black) den Hartog ... Full description Thirty 3 m diameter plots were established...

Light intensity and the interactions between physiology, morphology and stable isotope ratios in five species of seagrass

Light intensity and the interactions between physiology, morphology and stable isotope ratios in five species of seagrass ... The effects of light intensity on stable isotope ratios, physiology and morphology of five seagrass species were in...

Linking water quality to living resources in a mid-Atlantic lagoon system, USA

...makes them susceptible to eutrophication resulting from anthropogenic nutrient loadings. An intensive water quality and seagrass monitoring program was initiated to track ecological changes in the Maryland and Virginia coastal bays. The purpose of...

Long-term nutrient reductions lead to the unprecedented recovery of a temperate coastal region

...ich is highly relevant to the utility of environmental management programs worldwide. ... submersed aquatic vegetation, seagrass, eutrophication, global change, ecosystem management ... Bill Dennison ... Rebecca Murphy ... Jeni Keisman ... Lefcheck...

Maryland Coastal Bays Report Card 2009

... Bays health is defined as the progressof four water quality indicators (TN, TP, Chl a , DO) and two biotic indicators (seagrass, hard clams) toward scientifically derived ecological thresholds or goals. The six indicators are combined into one ove...

Measurement of light penetration in relation to seagrass

Measurement of light penetration in relation to seagrass ... Measurement of light penetration in relation to seagrass ... Tim Carruthers ... Ben Longstaff ... Bill Dennison ... Carruthers TJB, Longstaff BJ, Dennison WC, Abal EG, and Aioi...

Measuring and Reporting on Seagrass as an Essential Ocean Variable for Science and Management

Measuring and Reporting on Seagrass as an Essential Ocean Variable for Science and Management ... To effectively manage and protect ocean life and the peop...

Microbial nutrient cycling in seagrass sediments

Microbial nutrient cycling in seagrass sediments ... Microbial nutrient cycling in seagrass sediments ... Bill Dennison ... Perry CJ and Dennison WC...

Monitoring toxic cyanobacteria Lyngbya majuscula (Gomont) in Moreton Bay, Australia by integrating satellite image data and field mapping

...d have been documented since 1997. L. majuscula is a toxic cyanobacteria which fixes nitrogen and is found attached to: seagrass, algae and coral. The toxic and smothering nature of L. majuscula has affected human and environmental health in sensit...

Multiple stressors threaten the imperiled coastal foundation species eelgrass (Zostera marina) in Chesapeake Bay, USA

...ed. This situation is primarily due to lack of comprehensive, sufficiently long-term, and spatially extensive datasets. Seagrasses, which provide nursery habitat, improve water quality, and constitute a globally important carbon sink, are among the...

Nitrogen Versus Phosphorus Limitation for Growth of an Estuarine Population of Eelgrass (Zostera marina L)

... to changes in nutrient availability are regulated by alterations in both growth rates and tissue nutrient content. ... seagrass syringodium-filiforme, chesapeake bay, nutrient limitation, , phytoplankton growth, thalassia-testudinum, carbonate sed...

Organochlorine and heavy metal concentrations in blubber and liver tissue collected from Queensland (Australia) dugong (Dugong dugon)

...c activities. ... bioaccumulation, dioxins, dugongs, Great Barrier Reef, heavy metals, marine mammals, organochlorines, seagrass ... Bill Dennison ... Haynes D, Carter S, Gaus C, Muller J, and Dennison WC...

Phosphorus-Limited Growth of the Tropical Seagrass Syringodium-Filiforme in Carbonate Sediments

Phosphorus-Limited Growth of the Tropical Seagrass Syringodium-Filiforme in Carbonate Sediments ... Seagrasses, along with all other marine primary producers, are generally considered to be nitrogen limited. Now experimental enr...

Photosynthetic Response of Zostera marina (Eelgrass) to Insitu Manipulations of Light

...ic Response of Zostera marina (Eelgrass) to Insitu Manipulations of Light ... Photosynthetic responses of the temperate seagrass, Zostera marina L., were examined by manipulations of photon flux density in an eelgrass bed in Great Harbor, Woods Hol...

Photosynthetic Responses of Eelgrass (Zostera marina L) to Light and Sediment Sulfide in a Shallow Barrier-Island Lagoon

...rina L) to Light and Sediment Sulfide in a Shallow Barrier-Island Lagoon ... Highly reducing sediments are prevalent in seagrass environments. Under anoxic conditions, hydrogen sulfide can accumulate as an end product of anaerobic respiration at le...

Photosynthetic Responses of Zostera marina L (Eelgrass) to Insitu Manipulations of Light-Intensity

...of Zostera marina L (Eelgrass) to Insitu Manipulations of Light-Intensity ... Photosynthetic responses of the temperate seagrass, Zostera marina L., were examined by manipulations of photon flux density in an eelgrass bed in Great Harbor, Woods Hol...

Physiological ecology of the seagrass Zostera marina

Physiological ecology of the seagrass Zostera marina ... The adaptive physiology of Zostera marina, L. (eelgrass) was investigated along a water depth gradie...

Physiological responses of five seagrass species to trace metals

Physiological responses of five seagrass species to trace metals ... Trace metal run-off associated with urban and industrial development poses potential threat...

Physiological responses of seagrasses used to identify anthropogenic nutrient inputs

Physiological responses of seagrasses used to identify anthropogenic nutrient inputs ... Fertilization experiments have established that seagrass growth in...

Protecting Palau's natural heritage

...l heritage ... The Republic of Palau, an island nation in the tropical western Pacific Ocean, harbors diverse mangrove, seagrass, and coral communities. Palau is at a crossroads due to improved access to, and development of, its largest island, Bab...

Responses of seagrass to nutrients in the Great Barrier Reef, Australia

Responses of seagrass to nutrients in the Great Barrier Reef, Australia ... Declines in seagrass biomass and growth have been widely reported in response to anthropogenic impacts. In contrast, the distribution and bi...

Rise of Ruppia in Chesapeake Bay: Climate change–driven turnover of foundation species creates new threats and management opportunities

...mical water quality data with species compre- hensive aerial surveys to describe causes and consequences of turnover in seagrass foundation species across 26,000 ha of habitat in the Chesapeake Bay. Repeated marine heatwaves have caused 54% retract...

Role of Daily Light Period in the Depth Distribution of Zostera marina (Eelgrass)

...ribution of Zostera marina (Eelgrass) ... ABSTRACT: Photosynthesis, biomass and growth characteristics of the temperate seagrass, Zostera marina L. (eelgrass), were examined in a meadow in Great Harbor, Woods Hole, Massachusetts during June and Aug...

Role of Seagrass Photosynthesis in Root Aerobic Processes

Role of Seagrass Photosynthesis in Root Aerobic Processes ... Role of Seagrass Photosynthesis in Root Aerobic Processes ... Bill Dennison ... Smith RD, Dennison WC, and Alberte RS...

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