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Algal Blooms, Harmful
- Article from:
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Water:Science and Issues
- Author:
- Pariente, Vita
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Copyright informationCOPYRIGHT 2003 The Gale Group Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Algal Blooms, Harmful
Single-celled
algae
are almost always present in sea water even if the water looks clear. When high concentrations of certain species of
dinoflagellates
are present, patches of water look red because these algae contain red pigments
—
hence the name "red tide." High concentrations of other algae
may turn sea water orange, yellow, brown, or purple. Red tides have been witnessed for centuries and have been seen all over the world.
Dense concentrations of algae are referred to as blooms, because the algae have multiplied rapidly to become concentrated in high numbers. In a bloom, there could be tens of millions of cells in a liter of sea water. Most ...
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The Need for Ocean Literacy in the Classroom: Part II.
The Science Teacher;
September 1, 2006 ;
Schoedinger, Sarah Cava, Francesca Jewell, Beth;
787 words
......activity focuses on harmful algal blooms (HABs). HABs occur when algae...describe factors that contribute to algal blooms. Provide evidence of how algal blooms may be harmful. Formulate relationships...involved with creating Harmful Algal Blooms (HABs)? Objectives: ...
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A critical discovery about harmful algal toxins.(EH Update)
Journal of Environmental Health;
November 1, 2005 ;
391 words
......of Paralytic Shellfish Poisoning Toxins in Commercial...of Harmful Algal Blooms (ECOHAB) program...Paralytic shellfish poisoning is a persistent...consumption. Harmful algal blooms pose a serious...consume affected shellfish can suffer...by harmful algal ...
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Poison linked to fish farms
The Sunday Herald;
February 6, 2000 ;
Rob Edwards; Environment Correspondent;
676 words
......devastated the shellfish industry...the toxic algal blooms that often...paralytic shellfish poisoning. This poison...inputs to algal blooms in general and amnesiac shellfish poisoning in particular...
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AQUATIC TOXINS:JOANN M. BURKHOLDER
Congressional Testimony;
May 20, 1998 ;
787 words
......The Setting - Harmful Algal Blooms as a National Issue Toxic...national attention on harmful algal blooms[a] and potential human...ultimately, control harmful algal blooms. [a] Pfiesteria actually...loosely described as harmful algal blooms. Outbreaks of harmful...breve ...
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Red Tides May be Linked to Bacteria
Sea Technology;
December 1, 2006 ;
Anonymous;
484 words
......fertilizers) in sparking toxic algal blooms. Prof. Carl Carrano of...that trigger sudden algal blooms. Most algae are harmless...shellfish, causing harmful algal blooms. For reasons that largely...that causes paralytic shellfish poisoning, a potentially ...
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Further algal blooms show; Shellfish eaters risk illness
The Press;
January 19, 2001 ;
378 words
...WESTPORT -- Shellfish fanciers face potential threats from new algal blooms producing toxins -- as well as the already widespread algae capable of causing paralytic shellfish poisoning. Health officials are checking whether toxins from two new, and different, algal blooms on the ...
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Combating red tide, MALAYSIAN BUSINESS
Malaysian Business;
June 1, 2002 ;
787 words
......tides caused by harmful algal blooms (HAB) that release toxins...to detect toxins from algal blooms has been greatly improved...algae include: Amnesic Shellfish Poisoning (ASP); Ciguatera Fish Poisoning (CFP); Diarrhetic Shellfish Poisoning (DSP); Neurotoxic ...
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ENVIRONMENT-HEALTH: RESEARCH NEEDED ON OCEAN POLLUTION'S IMPACT
Inter Press Service English News Wire;
February 17, 2000 ;
STAFF;
787 words
......algae has existed for thousands of years, hazardous algal blooms are drastically increasing in frequency and size...in a number of dangerous illnesses like paralytic shellfish poisoning, ciguatera or tropical shellfish poisoning," says Leinen, who monitors toxic algal ...
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SOURCE FOUND FOR POISON IN SHELLFISH EDDY OFF NORTHWEST CORNER OF STATE...
Seattle Post-Intelligencer (Seattle, WA);
August 30, 2002 ;
Stiffler, Lisa;
722 words
......lethal algae that can taint shellfish along the Washington coast...health officials earlier of algal blooms, allowing them to better...economies dependent on shellfish harvest. Any early knowledge...predict the poisoning of shellfish, Hickey said. The algae...the nickname amnesiac ...
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Bill on Harmful Algal Blooms Passes Senate
Sea Technology;
December 1, 2003 ;
Anonymous;
303 words
......that addresses the issue of harmful algal blooms that continue to cause problems on and...provide a federal response to harmful algal blooms throughout the United States, will build...understand, monitor, predict and mitigate algal blooms and hypoxia. It would authorize nearly...
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House Asked to Take Action Against Harmful Algal Blooms
Sea Technology;
May 1, 2004 ;
Anonymous;
299 words
......legislation addresses the issue of harmful algal blooms that annually cause problems for residents...Florida have been caused by harmful algal blooms in the Gulf of Mexico. H.R. 1856 is...appropriate federal response to harmful algal blooms and hypoxia. Under the Senate bill...
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Fish and shellfish poisoning
Clinical Laboratory Science;
September 1, 1998 ;
Trevino, Sherry;
787 words
......aspects associated with fish and shellfish poisoning. DATA SOURCES: Current literature...author. DATA SYNTHESIS: Fish and shellfish poisoning occur through the natural event...diarrheic, neurotoxic, and amnesic shellfish poisoning. A different toxin produces each...
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SNOWE, BREAUX INTRODUCE LEGISLATION TO CONTROL HARMFUL ALGAL BLOOMS
Capitol Hill Press Releases;
November 9, 1997 ;
488 words
......CONTROL HARMFUL ALGAL BLOOMS Senate legislation...response to Harmful Algal Blooms throughout the...phenomenon: Harmful Algal Blooms, said Snowe, who...outbreaks of Paralytic Shellfish Poisoning every year which...coast, Harmful Algal Blooms cause $3 ...
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Nelson scientists say algal blooms may hold cures
The Nelson Mail;
December 29, 2005 ;
272 words
......Institute scientists researching toxic algal blooms. A 10-year investigation looking at...million greenshell mussel industry from algal blooms. "In general, the worldwide background...collection. Every year, warm weather causes algal blooms along parts of the country's coast...
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