ROBERT IMRIE
"It kills the algae, bacteria in this case. It clears the water, but we have to go through a testing process to make sure the lake is safe so people can return to swim," McGowan said. New York State Parks hopes the lake can re-open next week. More from CBS News Proposed bills ...
Typically however, filamentous algae can be a huge detriment to the life of a pond. ... If there's enough dead algae and enough bacteria, the CO2 levels could be dangerous. Low oxygen levels can lead to fish kills. The pond can quite literally choke itself out and become a dead zone....
What is the trophic level of algae? What is algae? Does algae live in benthic zones? What is an amphibian's blood temperature? What does brown algae eat? What distinguishes a plant from algae? What water temperature kills amoebas?
The mass die-offs, which can occur naturally, are becoming more common around the world—and scientists say humans are to blame. Here’s why, and how we can help prevent them.
A newspaper headline reported, "Algal Bloom Kills Fish." As you read, you find that the algae did not produce toxins. Explain what actually caused the fish deaths, given that the algae are not toxic. Biology is the study of life. What is life as described by a biologist? Observing speci...
So while the fungus doesn't usually affect tadpoles, it can kill adult frogs. Researchers aren't yet sure of exactly how the fungus kills the frogs. The two prevailing theories are that the fungus produces lethal toxins or that its presence interferes with the exchange of oxygen and carbon ...
As early as the 15th century, as the Spanish began to explore and colonize the region, they would take note of sudden fish kills that would have been caused by red tides. When interacting with native tribes in the region such as the Calusa, the Spanish learned that these people had an ...
Advantages of UV include: a) No chemicals were added, b) Cost-effective, c) Fast-acting, d) Effective against a range of organisms broader than chlorine, and g) UV water purifier kills bacteria and viruses. UV disadvantages are: a) incapable of removing dissolved impurities (such as ...
Explain how human activities can cause an imbalance in biogeochemical cycling and lead to problems such as cultural eutrophication and fish kills. What are some potential problems with the Safranin Stain? What areas of the oceans are the most productive?