Explore: Alexandrium

Alexandreion (Greek), or Alexandrium (Latin), called Sartaba in the Mishna and Talmud and Qarn Sartaba in Arabic, was an ancient hilltop fortress constructed

Alexandrium is a genus of dinoflagellates. It contains some of the dinoflagellate species most harmful to humans, because it produces toxic harmful algal

Alexandrium ostenfeldii, also known as the sea fire, is a species of dinoflagellates. It is among the group of Alexandrium species that produce toxins

Alexandrium catenella is a species of dinoflagellates. It is among the group of Alexandrium species that produce toxins that cause paralytic shellfish

been caused by the morphospecies Alexandrium catenella, Alexandrium tamarense, Gonyaulax catenella and Alexandrium fundyense, which together comprise

Alexandrium fundyense is a species of dinoflagellate. It produces toxins that induce paralytic shellfish poisoning (PSP), and is a common cause of red

his first military distinctions after securing important victories at Alexandrium and Machaerus. With the rebellion defeated by 56 BC, Gabinius restored

Alexandrium tamarense is a species of dinoflagellates known to produce saxitoxin, a neurotoxin which causes the human illness clinically known as paralytic

Alexandrium monilatum is a species of armored, photosynthetic, marine dinoflagellates. It produces toxins that, when present in high concentrations as

the natural gemstone alexandrite and they are sometimes marketed as "alexandrium" or "synthetic alexandrite". However, the latter term is a misnomer: