Algaecides control algae growth?

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Discussion Overview

The discussion centers around the mechanisms by which algaecides control algae growth, exploring specific products and their modes of action, as well as alternative methods for managing algae. The scope includes both theoretical and practical aspects of algaecide effectiveness and algae cultivation methods.

Discussion Character

  • Technical explanation
  • Exploratory

Main Points Raised

  • One participant inquires about the specificity of algaecides and requests additional methods for controlling algae growth.
  • Another participant describes how EC-504 works by removing nitrogen compounds from water faster than algae, thereby inhibiting blooms and degrading organic waste.
  • The same participant explains that copper-based algaecides function by denaturing cellular proteins and deactivating enzyme systems in algae and fungi.
  • A further explanation is provided regarding GreenClean, a bioalgaecide, which transforms sodium carbonate peroxyhydrate into hydrogen peroxide that oxidizes critical cellular components of algae, leading to their death.
  • One participant shifts the focus to methods of growing algae, suggesting a different angle of discussion.
  • Another participant provides links to resources for media recipes for algae cultivation, indicating a practical approach to the topic.

Areas of Agreement / Disagreement

The discussion includes multiple viewpoints on the effectiveness and mechanisms of different algaecides, with no consensus reached on the best method for controlling algae growth. Additionally, the shift in focus to algae cultivation methods introduces further divergence in the discussion.

Contextual Notes

Participants reference specific products and their mechanisms without providing detailed experimental data or personal experiences, leaving some assumptions about efficacy and environmental impact unaddressed.

Who May Find This Useful

Individuals interested in aquatic management, environmental science, or those seeking methods for algae control and cultivation may find this discussion relevant.

Evil
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anyone here know how algaecides control algae growth?specificity?
any other methods on controlling algae growth would b greatly appreciated
 
Biology news on Phys.org
HOW EC-504 WORKS

When EC-504 is applied to the water phase, algae blooms are controlled through competition. EC-504 remove nitrogen compounds from the water column faster than the algae and, as a result, the algae are starved out of existence or bloom is inhibited. In addition, EC-504 degrades accumulated organic waste, top scum and bottom sludge for use as carbon sources. The overall result is clean, clear water, free from algae, odors and sludge. EC-504 is designed to treat the cause, not the effect.

http://www.ecochem.com/t_504.html

For copper based algaecide, the toxic action is attributed to the ability of copper to denature cellular proteins and to deactivate enzyme systems in fungi and algae.

For GreenClean, a bioalgaecide,

b. Mode of Action
Sodium carbonate peroxyhydrate is transformed into hydrogen peroxide and sodium carbonate in the presence of water. The hydrogen peroxide oxidizes the critical cellular components of the target organism and thus kills them.

http://www.epa.gov/pesticides/biopesticides/ingredients/tech_docs/brad_128860.pdf
 
methods of growing algae?
 
A list of media is given at the end of the text and you find the recipe on the internet using google

http://www.botany.wisc.edu/courses/botany_330/isolation.html

BBM & Derivatives
http://cultures.uoregon.edu/bbm.htm
 
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