Data on small boat arrivals for the last 7 days is updated every day.
The time series for small boat arrivals is updated weekly on Friday. The time series goes back to 2018.
The figures for French prevention are updated weekly every Friday. French prevention activity includes individuals who are prevented from departing France, those who return to France and finds of maritime equipment.
The data published here is provisional and subject to change, including reduction. Finalised data on small boat crossings since 2018 is published in the quarterly Immigration system statistics under the topic How many people come to the UK irregularly.