Alexandrium: A fortified castle in Palestine, situated on one of the mountains between Scythopolis and Jerusalem, and, judging from its name, probably founded by King Alexander Jannæus. Alexandra kept her treasures at as well as at Hyrcania and Machærus (Josephus, "Ant ... (Jewish encyclopedia 1906) [100%] 1906-01-01 [Jewish encyclopedia 1906]
Alexandrium: Alexandreion (Greek), or Alexandrium (Latin), called Sartaba (Mishnaic Hebrew: סַרְטְבָא Sarṭəḇāʾ) in the Mishna and Talmud and Qarn Sartaba in Arabic, was an ancient hilltop fortress constructed by the Hasmoneans between Scythopolis and Jerusalem on a pointy barren hill towering over the ... (Ancient fort) [100%] 2023-10-08 [Archaeological sites in the West Bank] [National parks of Israel]...
Alexandrium monilatum: Alexandrium monilatum is a species of armored, photosynthetic, marine dinoflagellates. It produces toxins that, when present in high concentrations as "red tides", can kill fish and reduce growth rates of shellfish. (Biology) [70%] 2023-01-29 [Gonyaulacales]
Alexandrium tamarense: Alexandrium tamarense is a species of dinoflagellates known to produce saxitoxin, a neurotoxin which causes the human illness clinically known as paralytic shellfish poisoning (PSP). Multiple species of phytoplankton are known to produce saxitoxin, including at least 10 other species ... (Biology) [70%] 2023-12-11 [Gonyaulacales]
Alexandrium fundyense: Alexandrium fundyense is a species of dinoflagellates. It produces toxins that induce paralytic shellfish poisoning (PSP), and is a common cause of red tide. (Biology) [70%] 2023-02-26 [Gonyaulacales]
Alexandrium ostenfeldii: Alexandrium ostenfeldii, also known as the sea fire, is a species of dinoflagellates. It is among the group of Alexandrium species that produce toxins causing paralytic shellfish poisoning. (Species of single-celled organism) [70%] 2023-06-19 [Gonyaulacales]
Alexandrium tamarense: Picture courtesy of USGS Woods Hole Science Center Synonyms: Gonyaulax tamarensis Lebour 1925 , G. excavata (Braarud) Balech 1971 Protogonyaulax tamarensis (Lebour) F. [70%] 2023-06-19