Blood Clams: The Most Dangerous Clams?
By Simple Things - Surprising Histories
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Blood clams are one of the strangest shellfish in the world. When their shells are opened, a deep crimson liquid can spill out, making them appear to bleed. But the unusual red blood is only part of the story. In this video, we explore the biology behind blood clams, why they can thrive in oxygen poor coastal environments, and how contaminated shellfish were linked to a massive hepatitis A outbreak in Shanghai. Blood Clams: The Most Dangerous Clams? | Simple Things Surprising Histories This documentary style episode from Simple Things Surprising Histories explores the fascinating biology and disturbing history of the blood clam, Tegillarca granosa, from its unusual hemoglobin rich blood to the public health risks associated with contaminated and undercooked shellfish. Topics covered in this video: • What blood clams are and where they are found • Why blood clams appear to bleed when opened • How hemoglobin makes their blood red • Why blood clams can survive in oxygen poor environmen
Tags: blood clams, blood clam, blood clam explained, Tegillarca granosa, why do blood clams bleed, red blood clam, dangerous clams, most dangerous clams, blood clam biology, shellfish, shellfish explained, hepatitis A, hepatitis A outbreak, Shanghai hepatitis A outbreak, contaminated shellfish, raw shellfish, food poisoning, marine biology, ocean science, strange animals
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