Toxic Chemicals Produced by Marine Organisms

Nematocyst toxin 0.04 mg/kg Fire coral (Millepora alcicornis) 

Produced by microorganism and subsequently Ingested by shellfish. Source of some red tides.  

Terrestrial species, including reptiles (e.g., rattlesnake, cobra) and amphibians (e.g., frogs), also contain extremely potent chemicals. Examples of extremely potent chemicals present in reptiles and amphibicms are shown in table 2.3. 

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Table 22. Toxic Chemicals Produced by Marine Organisms...

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