A case study in food, science and ethics

Could mussels be one of the most overlooked foods of our time?

This is not a website that will tell you what to eat. It is a slow, honest look at one small shellfish — and, through it, at how we make food choices when some things are known with certainty and other things aren't.

Mussels sit at an unusual crossroads: they are animals, but they are unlike the animals we know best. They challenge us to think carefully about what makes a life morally important.
The question this site is really about
A few numbers, in context

Three figures worth sitting with.

The future of food will require producing more nutrition with fewer resources. Mussels offer one example of what that future might look like. None of these figures are the argument on their own. They are starting points for the deeper questions each section takes up.

~77%
Share of the world's farmland used for livestock — which returns only a small fraction of our calories and protein.
Our World in Data · Ritchie
0.3–2 kg
CO₂-equivalent per kg of farmed blue mussels — in the same range as beans and lentils.
Blue-mussel life-cycle assessments
~80 bn
Land animals raised and killed each year for food — the great majority chickens.
Our World in Data · Animal welfare
How we write about this

A quiet standard for a noisy subject.

  • Cite everything. Every factual statement links to a peer-reviewed paper, official report or recognised organisation.
  • Label uncertainty. Established science, current research, interpretation and values are all real — and different from one another.
  • Respect the reader. No dark patterns, no hype, no advertisements. The reader draws their own conclusion.
  • Stay independent. No affiliation with retailers, brands, farms or advocacy organisations.
Get in touch

Corrections, better sources, a good idea?

This is a project in motion. If you spot an error, know a paper we should read, or want to collaborate on something quiet and useful, write to us. Replies come from a real person.

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