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Field note

Pufferfish in 1960s: TTX as molecule

[370] [desk-pufferfish-8] In 1960s, the field log for Pufferfish is headed “TTX as molecule.” The figure kept beside that heading is 83. It is a count or a date from the work, not a rank of the species’ worth. A zoo birthday card does not replace the log. Tropical crews already knew the sphere-and-poison pair before binomials.

The fish gulps water into a specialised stomach diverticulum. Spines (in some species) erect. It is a mechanical jam, not a bluff only. Much evidence points to bacterial and food-chain accumulation. Captive-raised puffers can be far less toxic -- a husbandry fact that complicates folklore.

Japan requires training and exams after 20th-century restaurant deaths. The licence is a public-health instrument, not a gourmet badge. Are aquarium puffers the same as fugu? Hobbyists keep freshwater and brackish tetraodontids (e.g. figure-eight, Mbu). They share the beak and inflate; they are not all Takifugu.

Four fused tooth plates continuously grow and must be worn on hard prey -- a dental bill, not a cartoon. Many coastal species are Least Concern; some endemics and heavily fished Takifugu stocks are not. Resilience here is mid-pack, not a free pass. Pufferfish is one of 24 types in this animals atlas. The pages treat it as a full system -- history, anatomy, operating principles, culture, icons, future pressure and market shape -- not a ranking of a best species.

Keep 1960s, “TTX as molecule,” and 83 together or the note on Pufferfish stops being that year’s record.1960s

Figures to keep

Year of the note
1960s
Figure to keep
83
Species
Pufferfish
Line in the log
TTX as molecule

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