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What is red tides?
Red tides are caused by the overgrowth of certain types of algae. Red tides are toxic, killing marine life as well as making humans who have eaten seafood which has been in the contaminated water sick.
Are red tides always red?
No, red tides are not always red. They can appear as a variety of colors including red, brown, green, and even orange. The color of a red tide is influenced by the type of algae present and environmental conditions.
What are the causes of red tides?
Red tides are caused by an overgrowth of harmful algae, often due to nutrient pollution from sources like agricultural runoff or sewage. Factors like warm water temperatures, calm seas, and sunlight can also contribute to the proliferation of algae that leads to red tides.
What are some signs of red tide?
Signs of red tide include discolored water, fish kills, strong odor, respiratory irritation in humans, and dead or stranded marine animals. It can also impact shellfish populations and lead to closures of shellfish harvesting areas.
What plankton have two flagella and cause red tide?
Dinoflagellates are plankton that have two flagella and are known to cause red tides. These single-celled organisms can undergo rapid population growth, leading to a harmful algal bloom that can discolor the water and produce toxins harmful to marine life and humans.
What causes red tide?
Algal can cause "red tides". Specifically algal blooms.
What are salt water algal blooms called?
red tides maybe?
Blooms of certain dinoflagellates are associated with all what except?
Blooms of certain dinoflagellates are associated with all of the following: red tides, harmful algal blooms (HABs), production of toxins, and increased water turbidity.
Blooms of dinoflagellates are often called what?
red tides
Is it true blooms of dinoflagellates can cause red tides?
Yes, they can.
What is red tide and how does it relate to algal blooms?
Red tide is a common name for a phenomenon also known as an algal bloom (large concentrations of aquatic microorganisms) , an event in which estuarine, marine, or fresh water algae accumulate rapidly in the water column and results in discoloration of the surface water. It is usually found in coastal areas.
What organisms cause red tides when in large numbers?
Dinoflagellate blooms
Which phylum causes the red tide that infects shellfish with a toxin?
Dinoflagellates in the phylum Dinoflagellata are responsible for causing red tides. These harmful algal blooms can produce toxins that contaminate shellfish when ingested, leading to a condition known as paralytic shellfish poisoning.
Which protist causes red tide?
dinoflagellates tint the sea water to a reddish color.
What organism causes red tides when found large numbers?
Dinoflagellate blooms
What group of protists can glow in the dark or cause toxic red tides-?
Dinoflagellates are a group of protists that can glow in the dark, a phenomenon known as bioluminescence. Some dinoflagellates also produce toxins that can cause harmful algal blooms, known as red tides, which can be toxic to marine life and humans when ingested.
What has the author Donald M Anderson written?
Donald M. Anderson has written: 'Calligraphy' -- subject(s): Calligraphy 'Elements of design' -- subject(s): Art, Design 'Estimated annual economic impacts from harmful algal blooms (HABs) in the United States' -- subject(s): Algal blooms, Brown tide, Economic aspects of Algal blooms, Monitoring, Red tide
