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Freshwater in Medical News

Store-bought freshwater fish contain elevated levels of mercury, arsenic and selenium

WASHINGTON, D.C., Nov. 7 White bass wild-caught and sold commercially contained significantly higher levels of mercury, arsenic and selenium than fish caught near former industrial areas. The University of Pittsburgh study, abstract number 161184, is being presented at a special session on Contam...

Germs Hold Court in Sand Castles

...icipated in the National Epidemiological and Environmental Assessment of Recreational Water Study. The beachgoers were interviewed at seven marine and freshwater sites, all of them within a few miles of sewage plant discharges. The actual source of the infectious sand, however, was not known and may have includ...

K-State Veterinarian Says Although Exotic Pets Can Be Great Companions, There Are Health Factors That Can Affect Both the Animal and Humans

...these animals as good pets, including cockatiels, guinea pigs, rabbits, bearded dragons, corn snakes, blue-tongued skinks, some species of tarantulas, freshwater tropical fish and some tortoises. Owning an exotic pet is different from owning pets like dogs and cats. Some exotic pets have specialized needs,...

Landmark USGS study

...o mercury is from the consumption of marine fish and shell fish. Scientists have known for some time that mercury deposited from the atmosphere to freshwater ecosystems can be transformed (methylated) into methylmercury, but identifying the analogous cycles in marine systems has remained elusive. As a resul...

Valensa Completes Second Expansion of Astaxanthin Capacity

.... Made in the USA Valensa's ZANTHIN(R) natural astaxanthin is an ultra-high pressure supercritical CO2 extraction of Haematococcus pluvialis freshwater algae that uses no chemical solvents. Valensa is the only fully integrated supplier of natural astaxanthin extract in the U.S. It is made to cGMP stan...

Climate change reduces nutritional value of algae

... Dutch researchers wanted to know whether an increased CO2 concentration exerted an influence on underwater life. They therefore examined freshwater micro-algae: small, floating and mostly unicellular algae. The experiments were performed in large tanks called limnotrons. These were aerated with or...

Chemical come-on successfully lures lovesick lampreys to traps

...ion. So we're excited about the possibilities." Currently, lampreys are controlled mainly by adding TFN, a compound that kills the larval stage, to freshwater streams where lampreys spawn. But there are environmental concerns about adding the chemical to streams, as well as the possibility that lampreys coul...

Omega-3 Fatty Acid May Help 'Preemie' Girls' Brains

...omega-3 fatty acids, like low-mercury fish," she said. "Some examples are anchovies, herring, catfish, canned salmon, sardines, Pacific sole, tilapia, freshwater trout and whitefish." And she had one more bit of advice: "If you're going to take supplements, talk to your ob/gyn first." More information ...

Watching water from space could aid disease prevention in China

...determine whether changing water conditions in Poyang Lake, China's largest freshwater lake, create favorable conditions for the snails associated with the chroni...pment in children. Adult and juvenile snails living in stagnant tropical freshwater lakes and ponds serve as hosts during part of the life cycle of schistosome...

Whole Foods Market's(R) 'Destination Summer' Celebrates a Journey of American Flavors; Kicks Off With Sweepstakes & Free Shopper Grilling Guide

...r some darn good eatin'. -- Grilling with the Heartland: The Midwest in summer is a cornucopia of fresh tastes: free-range bison, Iowa corn, freshwater fish and fresh herbs. From the Great Lakes to the Western plains and up to the northern border, Midwest America is a flavor adventure. In ad...
Freshwater in Medical Dictionary

Walleye

... Walleye is a freshwater perciform fish native to most of Canada and to the...lleye to... Walleye or yellow pickerel is a freshwater perciform fish native to most of Canada and to the... and dock facilities. Washington Walleye and freshwater Fishing Club. formerly WWWC ... Walleye Weather....

Shellfish

... news stories and news from around the ... Shellfish is a culinary term for aquatic invertebrates used as food: molluscs, ... Both saltwater and freshwater invertebrates are considered shellfish . ... SHELLFISH RECIPES. CUSTOMER COMMENTS. RESTAURANT COMMENTS. ABOUT OUR SEAFOOD ... Choose your desir...

Consumption

...n , in economics, the using up of goods ... Consumption - Wikipedia, the ... Consumption often is regarded by economists as the end of the ... freshwater use by continents is partly based on several socio-economic development factors, including population, physiographic, and climatic characteristics. .....

Bilharziasis

...nts: ... Disease. ILLUSTRATIONS. Article in the LookLex / Encyclopaedia ... The disease Bilharziasis comes from a flatworm that lives inside a freshwater snail. ... Online Medical Dictionary and glossary with medical definitions ... Bilharziasis : a parasite infection by a trematode worm acquir...

Aerobic bacteria

...on Gram-positive aerobic endospore=forming bacteria , including members of the genus Bacillus. Information about the aquarium nitrogen cycle in freshwater and saltwater ... in an established aquarium (as aerobic bacteria needed for nitrification do not ... Aerobic bacteria are bacteria that...
Freshwater in Biological News

Nutrient pollution chokes marine and freshwater ecosystems

MILLBROOK ―February 19, 2009 ― Protecting drinking water and preventing harmful coastal "dead zones", as well as eutrophication in many lakes, will require reducing both nitrogen and phosphorus pollution. Because streams and rivers are conduits to the sea, management strategies should ...

NC State takes research lead in protecting Puerto Rico's unique freshwater fisheries

A team of researchers led by North Carolina State University has made an enormous advance in the understanding of some of Puerto Rico's most remarkable ecosystems by conducting the first comprehensive study of the island's freshwater fish species. NC State's Dr. Thomas Kwak, who led the study, say...

K-State research: Freshwater pollution costs US at least $4.3 billion a year

MANHATTAN -- Pollution by phosphorous and nitrogen isn't just bad for lakes, streams and other bodies of fresh water. According to researchers at Kansas State University, it's also bad for Americans' pocketbooks. Freshwater pollution impacts individuals on a level as basic as how much they spen...

Zoologists: Sea snakes seek out freshwater to slake thirst

GAINESVILLE, Fla. Sea snakes may slither in saltwater, but they sip the sweet stuff. So concludes a University of Florida zoologist in a paper appearing this month in the online edition of the November/December issue of the journal Physiological and Biochemical Zoology . Harvey Lillywhite ...

Turning freshwater farm ponds into crab farms

Work by researchers at North Carolina State University is leading to a new kind of crab harvest blue crabs grown and harvested from freshwater ponds, instead of from the sea. Crab lovers shouldn't worry, researchers say, because the pond-raised crabs look and taste just like their ocean-raised...

Silent streams? Escalating endangerment for North American freshwater fish

Nearly 40 percent of fish species in North American streams, rivers and lakes are now in jeopardy, according to the most detailed evaluation of the conservation status of freshwater fishes in the last 20 years. The 700 fishes now listed represent a staggering 92 percent increase over the 364 l...

Biological invasions increasing due to freshwater impoundments, says CU-Boulder study

The growing number of dams and other impoundments is increasing the number of invasive species and the speed at which they spread, putting natural lakes at risk, says a study led by the University of Colorado at Boulder. The research team combined data on water chemistry, the distribution of fi...

New planning grants to fund research on freshwater issues

The Woods Institute for the Environment has awarded five faculty planning grants to develop long-term research programs at Stanford that help solve the world's urgent demands for fresh water. "Fresh water is crucial to human survival and well-being, yet in poor countries more than a billion peo...

Conservation of freshwater fish biodiversity: a challenge for the countries of the South

Humans have regularly been introducing exotic species into natural environments in order to provide for their nutritional necessities or meet less indispensable purposes such as horticulture, fishing or hunting. However, the particular environments are not always adapted for hosting new arrivals. ...

Ecological genetics of freshwater bacteria surveyed

Novel molecular techniques have been responsible for major strides in microbial ecology and are addressing broadly important scientific questions about the variety and distribution of microbial life, according to an article in the February 2008 issue of BioScience. The article, Progress in the Eco...
Freshwater in Biological Technology

Monitoring Bacterial Genetic Diversity in a Freshwater Lake Using TTGE and DNA Sequence Analysis

Richard Hastings, Jon Saunders and Alan McCarthy School of Biological Sciences, University of Liverpool, Liverpool, UK Introduction Microbial ecology is now firmly focused on the genotypic analysis of naturally-occurring assemblages...

Global One Consulting Announces Exclusive Contract to Expand Saigene Biotech, Inc. Sales in Emerging Markets

...microscope. Algae, the most abundant photosynthetic organism in marine and freshwater ecosystems, can damage vegetation, coral reefs, fish and wildlife, and wate... early detection of Harmful Algae Blooms and invasive species in marine and freshwater environments. The company also operates a research and production facility ...

Prof. Mario Tredici Shared Views on Algae Projects with Algae Business Players at Algae World!

...r improving oil productivity" In the vide, Prof. Tredici shares findings from a study spanning two years, where he and his team identified 31 freshwater algae and marine algae species and subjected them to a battery of tests to increase their lipid and biomass yields. Using a combination of laboratory ...

Scientists discover 'dancing' algae

... Scientists at the Cambridge University have discovered that freshwater algae can form stable groupings in which they dance around each other, miraculously held together only by the fluid flows they create. Their researc...

Internet can warn of ecological changes

...den changes in ecosystems caused by various pressures like climate change and global markets. Collapsing fisheries and the irreversible degradation of freshwater ecosystems and coral reefs are examples that have already been observed. Averting such ecosystem changes is of vital importance. Despite improved ...

Can Algae Biofuels Satisfy the World's Growing Biofuel Needs? Upcoming Webinar Shares the Latest Commercialization Strategies and Challenges

...uot;Green Algae Strategy." As Dr. Edwards shared, "Algae hold promise for high productivity for biofuels without the need for cropland, freshwater or fossil fuels. Algae use cheap and abundant inputs, sunshine, wastewater and CO2." The webinar will provide answers and insights into the f...

The sea ice is getting thinner

...d. The large rivers of Siberia and North America transport huge amounts of freshwater to the Arctic. The freshwater appears to function as an insulating layer, controling the warmth transfer ...
Freshwater in Biological Definition

Alga

...of the water. Some algae, especially the seaweeds, are used as human food, or harvested to make various products. External links Australian freshwater algae - Sydney Botanic Gardens Learn about Algae & Algal Blooms - Rural Chemical Industries (Aust.) Pty Ltd. Harmful Algal Blooms - "Red t...

Biodiversity

...vered (on average about three new species of birds each year) and many, though discovered, are not yet classified (an estimate gives that about 40% of freshwater fishes from South America are not classified yet). Most of the diversity is found in tropical forests. Benefits of biodiversity Biodiversity ha...

Osmosis

... completely left the cell wall due to lack of water pressure on it. In unusual environments, osmosis can be very harmful to organisms. For example, freshwater and saltwater aquarium fish placed in water with an different salt level (than they are adapted to) will die quickly, and in the case of saltwater f...

Osmoregulation

...e common in the animal kingdom. Osmoregulators actively control salt concentrations despite the salt concentrations in the environment. An example are freshwater fish. The gills actively uptake salt from the environment. Water will diffuse into the fish where the fish will excrete a very hypotonic urine to ex...

Parthenogenesis

...ent. Some species alternate between the sexual and assexual strategies, an ability known as heterogamy , depending on conditions. For example, the freshwater crustacean Daphnia reproduces by parthenogenesis in the spring to rapidly populate ponds, then switches to sexual reproduction as the intensity of...

Alga

...of the water. Some algae, especially the seaweeds, are used as human food, or harvested to make various products. External links Australian freshwater algae - Sydney Botanic Gardens Learn about Algae & Algal Blooms - Rural Chemical Industries (Aust.) Pty Ltd. Harmful Algal Blooms - "Red t...

Vacuole

...ole is used to pump excess water out of the cell to reduce osmotic pressure and keep the cell from bursting. Contractile vacuoles are found in some freshwater protozoa . Vacuoles in plant cells: the central vacuole Most mature plant cells have a central vacuole , which often takes up more than 80...
Freshwater in Biological Dictionary

Zygospore

...ion, search ... Retrieved from "http://en.wiktionary.org /wiki/ zygospore " ... Britannica online encyclopedia article on zygospore (biology), In freshwater organisms especially, the fertilized egg, or zygote, often passes into a dormant state ... A zygospore remains dormant while it waits for environ...

Uropod

... sperm transfer during mating. The last pair of abdominal limbs is frequently different from the others and is... Morphology of a crayfish: edible freshwater crustacean, with ... Uropod : swimming appendage of the crayfish. Telson: last segment of the abdomen of a crayfish. ... Accordingly, we were ...

Siphon

...f the soft parts of aquatic molluscs in three classes: Gastropoda, Bivalvia and Cephalopoda. In other words, a siphon is found in some saltwater and freshwater snails, in... Easily transfer liquids using our special siphon tool ... The 1/2 inch EZ Siphon is made from Copper tubing ... Do you need to kn...

Rhodophyta

...phyta at Encyclopedia.com. ... Z. Rhodophyta . Home > ... Rhodophyta , phylum (division) of the kingdom Protista ... 10 %of species in freshwater habitats. 90 % marine species with tropical sites predominantly red algae. In Hawai'i, about 70 % of our marine algal species are red ... Rhod...

Protozoa

... to be grouped together) ... As noted, some authors group together protozoa and microscopic algae. ... An overview of the major groups of smaller freshwater life for the hobbyist and school student, with links to articles, images and multimedia resources Protozoa . Proudhon, ... The name Protozoa was...

Protista

...nisms of the kingdom Protista . ... More on Protista from Infoplease: ... Monera, Protista , and Fungi Aimalia and Plantae. (The Book Report) freshwater heliozoa ( protista , heliozoa) from Indiana. ... Evolution of the Protista Kingdom. Early life on Earth. Evolved from bacteria ... 2001. http:...

Protist cell

...rm a ... Protist , cell ,biological,biolog y dictionary,biology terminology,biology terms,biology abbreviations ... pumps excess water out of many freshwater protist cells . ... Developed by Baylor College of Medicine, BioEd Online provides up-to-date ... Nuclei are found in plant, animal and proti...

Phaeophyta

...tic ... Click on the buttons below to find out more about the Phaeophyta . ... Phaeophyta : Life History and Ecology. Though there are a few rare freshwater ... appears on the introduction to the Phaeophyta page, is the organism which gives ... Phaeophyta , phylum (division) of the kingdom Proti...

Parasites

... Healer Academy's Essiac tea is a nutritional supplement. ... HUMAN PARASITES ... just a small sample of human parasites that are common. ... freshwater Organics pure food-grade organic diatomaceous earth for humans and animals. ... Does this mean you do not have parasites ? ... The Green Iguana So...

Paramecium

... paramecium contains cytoplasm, trichocysts ("thread capsules"), the gullet, ... paramecium n. , pl. -cia or -ciums . Any of various freshwater ciliate protozoans of the genus Paramecium , usually oval and having an oral groove Paramecium are members of the phylum Ciliophora. ... Res...
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Breaking Medicine News(10 mins):Health News:Novel compound halts cocaine addiction and relapse behaviors 2Health News:AGA announces 2014 Class of AGA Research Scholars 2Health News:Scientists identify cancer specific cell for potential treatment of gastric cancer 2Health News:Scientists identify cancer specific cell for potential treatment of gastric cancer 3Health News:Bioinformatics profiling identifies a new mammalian clock gene 2
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Breaking Biology News(10 mins):Loss of memory in Alzheimer's mice models reversed through gene therapy 2UH biomedical engineer works to make blood transfusions safer 2UH biomedical engineer works to make blood transfusions safer 3Cell division speed influences gene architecture 2
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