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The Numbers, and Where They Come From
What the record actually says about crocodilian attacks
Numbers around crocodilian attacks get exaggerated in both directions, so here is the honest picture, with the sources named. Two things to hold onto before any figure. Just two. Attacks in remote places are badly underreported, so every worldwide total is a floor, not a ceiling. And a bite is not a death: most recorded attacks are survivable, and the fatal ones are the minority.
The United States
The American alligator is the crocodilian nearly every US reader will meet, and by the standards of the world’s man-eaters it is not a heavy killer. Florida, which keeps the most detailed record through its Fish and Wildlife Conservation Commission (FWC), has logged a few hundred unprovoked bites over the past seventy-odd years and a fatal attack only rarely, historically well under one a year on average, though the summer of 2026 was a grim outlier. Serious bites cluster exactly where this book says they do: at the water’s edge, in the warm months, often at dawn or dusk. Against that sits the population figure, somewhere around five million alligators across ten states (FWC and the U.S. Fish and Wildlife Service). The takeaway is not that the animal is safe. It is that a small number of preventable human decisions account for most of the harm it does.
The American crocodile, with roughly two thousand adults in south Florida (USFWS), has essentially no history of fatal attacks in the United States; it is shy and still recovering. That reputation does not travel south with the species, as the next section shows.
The wider Americas, and the world
Along Mexico’s Pacific coast and down through Central America, the same American crocodile is involved in fatal and near-fatal attacks most years, tracked by the worldwide CrocAttack database (the successor to the long-running CrocBITE project) and by Mexican wildlife authorities. Morelet’s crocodile, once written off as harmless, turns up in that modern record with dozens of attacks and over a dozen deaths in Mexico over the past decade. In the Amazon, the black caiman is a documented, if under-counted, killer of people, most often fishermen hauling nets.
Globally, the picture is dominated by two species. Two, mostly. The saltwater crocodile and the Nile crocodile account for the overwhelming majority of the world’s fatal crocodilian attacks, together plausibly several hundred deaths a year, and quite possibly approaching a thousand once unreported cases are counted. Indonesia alone records more attacks than any other country on earth. The mugger crocodile of South Asia adds a serious toll of its own. These figures come from the CrocAttack database and the IUCN Crocodile Specialist Group, and every one of them should be read as an approximate minimum.