- biotoxins
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Natural toxins produced by organisms, often for use as a defence mechanism.
Fisheries — dictionary. Aardward. 2004.
Fisheries — dictionary. Aardward. 2004.
poison — poisoner, n. poisonless, adj. poisonlessness, n. /poy zeuhn/, n. 1. a substance with an inherent property that tends to destroy life or impair health. 2. something harmful or pernicious, as to happiness or well being: the poison of slander. 3.… … Universalium
Toxin — This article is about the class of poisonous substances. For other uses, see Toxin (disambiguation). Universal warning symbol used to indicate toxic substances or environments A toxin (from Ancient Greek: τοξικόν toxikon) is a poisonous… … Wikipedia
Pacific oyster — Scientific classification Kingdom: Animalia Phylum … Wikipedia
toxin — /tok sin/, n. any poison produced by an organism, characterized by antigenicity in certain animals and high molecular weight, and including the bacterial toxins that are the causative agents of tetanus, diphtheria, etc., and such plant and animal … Universalium
Biological warfare — For the use of biological agents by terrorists, see bioterrorism. Weapons of mass destruction … Wikipedia
Red tide — is a common name for a phenomenon known as an algal bloom, an event in which estuarine, marine, or fresh water algae accumulate rapidly in the water column, or bloom . These algae, more specifically phytoplankton, are microscopic, single celled… … Wikipedia
Algal bloom — Algal blooms can present problems for ecosystems and human society An algal bloom is a rapid increase or accumulation in the population of algae (typically microscopic) in an aquatic system. Algal blooms may occur in freshwater as well as marine… … Wikipedia
Eutrophication — The eutrophication of the Potomac River is evident from its bright green water, caused by a dense bloom of cyanobacteria. Eutrophication (Greek: eutrophia healthy, adequate nutrition, development; German: Eutrophie) or more precisely… … Wikipedia
Digestion — For the industrial process, see anaerobic digestion. For the treatment of precipitates in analytical chemistry, see Precipitation (chemistry)#Digestion. Entrails redirects here. For the practice of reading entrails, see Extispicy. Digestion is… … Wikipedia
Project Coast — was a top secret chemical and biological weapons (CBW) program instituted by the South African government during the apartheid era. Project Coast was the successor to a limited post war CBW program which mainly produced the lethal agents CX… … Wikipedia