The pirogues are the heart of it. Hundreds of them line the beach in long rows, sturdy wooden boats roughly forty feet from bow to stern, each one decorated by hand: stripes and chevrons, animals and geometric patterns, the names of saints and the symbols of luck. The painting is not mere decoration. In a fleet that all looks alike from a distance, the colours mark out one family's boat from another's, and they carry a fisherman's hope out into a sea that does not forgive carelessness. The Atlantic surf here is heavy and treacherous, and these slim craft are built to punch through it, launched and landed by men who know exactly how a wave will break.

The market runs on artisanal fishing, the old way, small crews in open boats rather than industrial trawlers. When a pirogue lands, a human chain forms in seconds. Porters sprint into the shallows; sorters wait higher up the sand; scalers and cleaners work at open-air stalls with knives moving almost too fast to follow. The water churns silver with fish: 36 species of pelagic and bottom-dwelling fish, seven kinds of crustacean, seven of mollusc, pulled from some of the richest fishing grounds on the planet. The scene looks like chaos and runs like clockwork, every person knowing their place in a choreography repeated every single afternoon.

What lands on this beach feeds a city and ships to the world. The market is the main hub for fish along the capital's coast, ringed by processing factories, and a dozen wholesalers run their own plants inside the market zone, packing and freezing seafood for export. Mauritania's waters are a national treasure, and much of the country's economy still flows from them. A 2022 study in the Emirates Journal of Food and Agriculture found the fish sold here to be of good quality and safe to eat, though earlier research flagged that hygiene at the retail stalls, and the way fish are stored and carried, has real room to improve, the perennial tension between a working beach and a modern food chain.

What makes the Port de Peche feel almost surreal is where it sits. Nouakchott is a young capital carved out of the Sahara, a city of sand and dust barely older than living memory, and the fish market lies only about five kilometres from its centre. Walk a short way inland and the green-blue Atlantic gives way to dunes and the dry immensity of the desert. Here, at the seam between sand and sea, a boy hoists two fish to show a buyer, a woman bargains over a tray of sardinella, and the painted boats keep coming through the surf, a daily collision of two worlds that could hardly be more different.