blue-green algae

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Related to blue-green algae: spirulina, cyanobacteria

blue-green algae

pl n

(Microbiology) the former name for cyanobacteria

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

blue′-green` al′gae

n.pl.

any of various groups of prokaryotic microorganisms of the phylum Cyanophyta, containing chlorophyll and a blue pigment. Also called cyanobacteria.

[1895–1900]

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Noun

blue-green algae - predominantly photosynthetic prokaryotic organisms containing a blue pigment in addition to chlorophyll; occur singly or in colonies in diverse habitats; important as phytoplankton

cyanobacteria

eubacteria, eubacterium, true bacteria - a large group of bacteria having rigid cell walls; motile types have flagella

class Cyanobacteria, class Cyanophyceae, Cyanophyceae - photosynthetic bacteria found in fresh and salt water, having chlorophyll a and phycobilins; once thought to be algae: blue-green algae

nostoc - found in moist places as rounded jellylike colonies

trichodesmium - large colonial bacterium common in tropical open-ocean waters; important in carbon and nitrogen fixation

References in periodicals archive ?

Though most blue-green algae are harmless, some can produce toxic chemicals that cause sickness in people and animals.

After dog deaths nationwide, Illinois health officials warning of toxic algae

The difference between the two is that blue-green algae has deadly effects.A

This Toxic Algae Is Now Killing More Dogs In US

Blue-green algae blooms may appear as green or greenish-brown scum on the surface of water and can contain toxins that can be harmful to animals if ingested, even in small quantities.

Toxic algae warning for dog owners

Cheshire Wildlife Trust since closed the lake to the public following the incident, with the presence of blue-green algae confirmed.

Owner of dog killed by toxic algae issues warning as case numbers rise; There are unconfirmed reports of swans in Nantwich having died due to blue-green algae

"Every day Sepa works to protect and enhance Scotland's environment and our sampling will confirm the presence or absence of blue-green algae in the water.

Algae fears at park pond; Environment: Public warned after potentially toxic substance suspected

People commenting on the Facebook post say they have spotted the blue-green algae at other parts of Fleet Pond and are warning dog owners to be on their guard.

Blue-green algae at Fleet Pond as dog owners warned to keep pets away from water; Dog owners should be on their guard while walking their four-legged friends at the popular beauty spot

A toxicology report confirmed that Kendall's death was caused by the presence of toxic blue-green algae in the water.

Dog dies after swimming in lake full of toxic algae; Kendall was left unwell within minutes

Diarrhea, skin rashes, eye irritation, cough, sore throat and headache may be experienced if one swallows, breathes or comes into contact with water contaminated by toxins from blue-green algae. Most algae, however, pose no threat to humans.

Algae in Laguna de Bay not harmful despite smell

Concerns about eating finfish and crustaceans persist for people who live or visit waters affected by blue-green algae and its toxins, which are not only noxious, but are dangerous.

Troubled Waters: What are the risks to eating catches after algae blooms?

| If you see any suspected appearances of blue-green algae, contact the Environment Agency's incident hotline on 0800 80 70 60.

Warning as dry summer increases toxic algae risk; substance can harm humans and kill pets

Blue-green algae are so small they can't be seen unless they are formed into clumps, which look like green flakes or brown dots.

Lethal algae confirmed in city lake

Cyanobacteria, also known as blue-green algae, is a microscopic bacteria found in freshwater ponds, lakes, streams and brackish water ecosystems.