What is the current population for blue whales?

According to the International Union for Conservation of Nature (IUCN), the total population of blue whales is estimated to be between 10,000 and 25,000 individuals. However, this number is uncertain and could be higher or lower. Blue whales are found in all oceans, but their populations are concentrated in the North Atlantic, North Pacific, and Southern Oceans. They are listed as an endangered species by the IUCN, and their populations are threatened by a number of factors, including hunting, pollution, and climate change.