Islam in Belgium Islam in Belgium Islam in Belgium is a minority religion and the second largest religion in the country after Christianity. The exact number of Muslims in Belgium is unknown but various sources estimate that 4.0% to 6.5% of the country's population adheres to Islam. The first registered presence of Islam in Belgium was in 1829, but most Belgian Muslims are first-, second-, or third-generation immigrants that arrived after the 1960s. The first registered presence of Islam in Belgium was in 1829, a year prior to the country’s independence in 1830. A report by the Turkish consul in Antwerp estimated roughly
Lists of organisms by population Lists of organisms by population This is a collection of lists of organisms by their population. While most of the numbers are estimates, they have been made by the experts in their fields. Species population is a science falling under the purview of population ecology and biogeography. Individuals are counted by census, as carried out for the piping plover; using the transect method, as done for the mountain plover; and beginning in 2012 by satellite, with the emperor penguin being first subject counted in this manner. More than 99 percent of all species, amounting to over five billion species, that