Reproductive Biology and Phylogeny of Urodela
... involves shortening of the larval period, and may lead to elimination of a freeliving larval stage from the life cycle, a condition known as direct development. The fourth category, hypermorphosis, is attained by retardation in the rate of development to sexual maturation, leading to a prolongation ...
... involves shortening of the larval period, and may lead to elimination of a freeliving larval stage from the life cycle, a condition known as direct development. The fourth category, hypermorphosis, is attained by retardation in the rate of development to sexual maturation, leading to a prolongation ...
DOCTORAL THESIS 2015 DECAPOD CRUSTACEAN LARVAE
... (larvae) constitute, for several taxa, critical periods within the life cycle in which abundance and distribution of populations are largely determined. Considering the importance of the decapod crustaceans on Mediterranean marine ecosystems and fisheries and the lack of information regarding their ...
... (larvae) constitute, for several taxa, critical periods within the life cycle in which abundance and distribution of populations are largely determined. Considering the importance of the decapod crustaceans on Mediterranean marine ecosystems and fisheries and the lack of information regarding their ...
Dominant zooplankton species shift in Changjiang River Estuary
... During the last decades anthropogenic eutrophication has been identified as the key ecological problem for the Sea of Marmara. This forcing caused significant shifts in zooplankton community structure and the highly stratified basin became a Cladocera dominated system and pollution indicator species ...
... During the last decades anthropogenic eutrophication has been identified as the key ecological problem for the Sea of Marmara. This forcing caused significant shifts in zooplankton community structure and the highly stratified basin became a Cladocera dominated system and pollution indicator species ...
Abstracts - Pacific Estuarine Research Society
... outer coast estuaries, using extreme water level models and LIDAR elevation data. We mapped LMZs for six sea level rise scenarios (23 cm to 3.5 m) across 23 Oregon estuaries. Through a series of public meetings, we brought the resulting LMZ maps to all of Oregon's coastal watershed councils and othe ...
... outer coast estuaries, using extreme water level models and LIDAR elevation data. We mapped LMZs for six sea level rise scenarios (23 cm to 3.5 m) across 23 Oregon estuaries. Through a series of public meetings, we brought the resulting LMZ maps to all of Oregon's coastal watershed councils and othe ...
File - Bowie Aquatic Science
... • Naturalist Charles Darwin sailed around the world on HMS Beagle • Spent 8 years working on barnacles which brought about his theory of evolution by natural selection and his book the Origin of Species ...
... • Naturalist Charles Darwin sailed around the world on HMS Beagle • Spent 8 years working on barnacles which brought about his theory of evolution by natural selection and his book the Origin of Species ...
Oceanic Protists - Semantic Scholar
... microscopic algae, contain chloroplasts, thrive by photosynthesis, and are at the base of all oceanic food webs, with the exception of deep-sea chemosynthetic ecosystems. There is a general trend for > 20-µm sized phytoplankton (microplankton), such as diatoms and dinoflagellates, to dominate episod ...
... microscopic algae, contain chloroplasts, thrive by photosynthesis, and are at the base of all oceanic food webs, with the exception of deep-sea chemosynthetic ecosystems. There is a general trend for > 20-µm sized phytoplankton (microplankton), such as diatoms and dinoflagellates, to dominate episod ...
PICES XV S6-3079 Oral A sardine growth model coupled with the
... was applied to Japanese sardine as a first step toward examining competition between these two species. Most of the biological parameters for Japanese sardine were determined from previous published studies, and although Japanese sardine expands its distribution at high biomass levels, we first conc ...
... was applied to Japanese sardine as a first step toward examining competition between these two species. Most of the biological parameters for Japanese sardine were determined from previous published studies, and although Japanese sardine expands its distribution at high biomass levels, we first conc ...
Potential for deep sea invasion by Mediterranean shallow water
... invasion of the deep sea by shallow water species; Hessler & Wilson (1983) have identified substratum type, pressure, light, and nutrient availability as other probable llmiting factors. Physiological adaptation to high pressure has been recently reviewed by Somero (1992) and Somero et al. (1983).In ...
... invasion of the deep sea by shallow water species; Hessler & Wilson (1983) have identified substratum type, pressure, light, and nutrient availability as other probable llmiting factors. Physiological adaptation to high pressure has been recently reviewed by Somero (1992) and Somero et al. (1983).In ...
CBRAT Glossary of Terms
... Areas of the ocean bottom located in subduction zones where heated water is discharged through fissures in the ocean crust. Food webs around seeps are often based on chemosynthetic bacteria rather than Hydrothermal vents photosynthesis. Most vents are deep though some are located at < 200m depth. Be ...
... Areas of the ocean bottom located in subduction zones where heated water is discharged through fissures in the ocean crust. Food webs around seeps are often based on chemosynthetic bacteria rather than Hydrothermal vents photosynthesis. Most vents are deep though some are located at < 200m depth. Be ...
How Is T
... are abundant in seawater. So all these end up in the same tissues, particularly muscle, of fish and other marine organisms. But potassium and sodium are much less abundant in fresh water, so cesium uptake is much higher in freshwater organisms than in sea life. Fish also excrete cesium fairly effici ...
... are abundant in seawater. So all these end up in the same tissues, particularly muscle, of fish and other marine organisms. But potassium and sodium are much less abundant in fresh water, so cesium uptake is much higher in freshwater organisms than in sea life. Fish also excrete cesium fairly effici ...
Modeling Larval Connectivity of Coral Reef Organisms in the Kenya
... recruitment. Knowledge of population connectivity among individual reef habitats within a broader geographic region of coral reefs has been identified as key to developing efficient spatial management strategies to protect marine ecosystems. The study of larval connectivity of marine organisms is a ...
... recruitment. Knowledge of population connectivity among individual reef habitats within a broader geographic region of coral reefs has been identified as key to developing efficient spatial management strategies to protect marine ecosystems. The study of larval connectivity of marine organisms is a ...
SCRS/2014/176
... Gulf of Mexico, or the Florida Straits, and advected northward by the Gulf Stream. They also note that the current circulation east and north of the Bahamas is complicated, and could act to retain larvae as does the western Gulf of Mexico. This survey was limited in the area of the Bahamas and did ...
... Gulf of Mexico, or the Florida Straits, and advected northward by the Gulf Stream. They also note that the current circulation east and north of the Bahamas is complicated, and could act to retain larvae as does the western Gulf of Mexico. This survey was limited in the area of the Bahamas and did ...
Marine Strategy Framework Directive Consultation on Good
... Environmental Status in Europe’s seas by 2020 – Ecologically diverse and dynamic oceans and seas which are clean, healthy and productive within their intrinsic conditions. – Use of the marine environment is sustainable - safeguarding the potential for uses and activities by current and future genera ...
... Environmental Status in Europe’s seas by 2020 – Ecologically diverse and dynamic oceans and seas which are clean, healthy and productive within their intrinsic conditions. – Use of the marine environment is sustainable - safeguarding the potential for uses and activities by current and future genera ...
Acoustic study of the Rıo de la Plata estuarine front
... 1977). Further, a comparison was made between the in situ measured area backscattering strength (Sa), and the hypothetical Sa. Theoretical values were estimated from the abundance of different plankton groups and employing sound-scattering models, as suggested by Stanton and Chu (2000), Lavery et al. ...
... 1977). Further, a comparison was made between the in situ measured area backscattering strength (Sa), and the hypothetical Sa. Theoretical values were estimated from the abundance of different plankton groups and employing sound-scattering models, as suggested by Stanton and Chu (2000), Lavery et al. ...
Atlantic Reference Centre – Overview
... This wealth of taxonomic, geographic, and historic collections of Canadian Atlantic biota presents unique and exciting research opportunities in taxonomy, biology, ecology, early life history, biodiversity, biodiversity informatics, biogeography, and community structure of marine organisms. ...
... This wealth of taxonomic, geographic, and historic collections of Canadian Atlantic biota presents unique and exciting research opportunities in taxonomy, biology, ecology, early life history, biodiversity, biodiversity informatics, biogeography, and community structure of marine organisms. ...
Document
... • Zooplankters usually start to sink before dawn, and start to rise before dusk • Cycle is probably an internal biological clock that must be reinforced by day-night light changes ...
... • Zooplankters usually start to sink before dawn, and start to rise before dusk • Cycle is probably an internal biological clock that must be reinforced by day-night light changes ...
Metamorphosis
... transformation from larva to adult butterfly undergoes during pupation and is an example of metamorphosis. The Ametabola such as silverfish do not undergo metamorphosis. During development, these insects increase in size, but do not undergo distinct changes. This is called direct metamorphosis or an ...
... transformation from larva to adult butterfly undergoes during pupation and is an example of metamorphosis. The Ametabola such as silverfish do not undergo metamorphosis. During development, these insects increase in size, but do not undergo distinct changes. This is called direct metamorphosis or an ...
Biological synopsis of the European Sea Squirt
... rate increased linearly with food concentration. The authors also found that feeding rates did not change when inorganic silt was added to the food source (Isochrysis galbana). Measuring pumping rates at the cloacal siphon using conical hot-film probes showed velocities at Reynold’s number 300, mean ...
... rate increased linearly with food concentration. The authors also found that feeding rates did not change when inorganic silt was added to the food source (Isochrysis galbana). Measuring pumping rates at the cloacal siphon using conical hot-film probes showed velocities at Reynold’s number 300, mean ...
Fish parasites in the bathyal zone: The halosaur Halosauropsis
... host. D. halosauri is highly host specific for H. macrochir and only distributed in 1500–2500 m water depths (Bray, 2004). G. halosauropsi is the most distinct species in terms of host specificity and depth range, infesting only H. macrochir in deep waters between 2000 and 3000 m in the northern Atlan ...
... host. D. halosauri is highly host specific for H. macrochir and only distributed in 1500–2500 m water depths (Bray, 2004). G. halosauropsi is the most distinct species in terms of host specificity and depth range, infesting only H. macrochir in deep waters between 2000 and 3000 m in the northern Atlan ...
History of Ocean Exploration
... reasons why humans would start exploring the oceans (Think about why we do so today). List all reasons the class comes up with. ...
... reasons why humans would start exploring the oceans (Think about why we do so today). List all reasons the class comes up with. ...
PDF: Printable Press Release
... Yet despite their ubiquity throughout aquatic ecosystems, Tang says the manner by which microbes move from one habitat to another has been somewhat of a mystery. That’s because for animals of this small size, water has the viscosity of honey, and the boundary between water masses of different temper ...
... Yet despite their ubiquity throughout aquatic ecosystems, Tang says the manner by which microbes move from one habitat to another has been somewhat of a mystery. That’s because for animals of this small size, water has the viscosity of honey, and the boundary between water masses of different temper ...
Is Ocean Acidification Affecting Shellfish? Recommendations and
... (1) A West Coast Ocean Acidification Research Coordination Working Group* should be established to provide recommendations on best practices and standardized research methods to achieve a coordinated network of ocean observations and experimental studies, in order to observe, understand and quantify ...
... (1) A West Coast Ocean Acidification Research Coordination Working Group* should be established to provide recommendations on best practices and standardized research methods to achieve a coordinated network of ocean observations and experimental studies, in order to observe, understand and quantify ...
2005_0819FORUMPresentationWetlandsAdded
... diversity, trophic structure (relationship between trophic levels in the food web; i.e. producers and consumers) ...
... diversity, trophic structure (relationship between trophic levels in the food web; i.e. producers and consumers) ...
Review of the Influence of Oceanographic Factors on Cephalopod
... The general relationship between the ecology of cephalopods and their environments is briefly reviewed from available information on the fisheries, biology and physical environments of various species which constitute the major cephalopods resources of the world's oceans. The relationship is further ...
... The general relationship between the ecology of cephalopods and their environments is briefly reviewed from available information on the fisheries, biology and physical environments of various species which constitute the major cephalopods resources of the world's oceans. The relationship is further ...
marine benthic populations in antarctica
... Sampling difficulties have meant that there have been more studies of population patterns than of processes in Antarctic benthos, but a number of generalizations can be made. Benthic marine invenebrates in Antarctica have species/abundance relationships similar to those found in temperate or tropica ...
... Sampling difficulties have meant that there have been more studies of population patterns than of processes in Antarctic benthos, but a number of generalizations can be made. Benthic marine invenebrates in Antarctica have species/abundance relationships similar to those found in temperate or tropica ...