How many baleen whale are left in the world?

The exact number of baleen whales in the world varies by species, as there are multiple species of baleen whales, each with different population sizes. Some species, like the blue whale, were heavily impacted by whaling and have seen their numbers recover to around 10,000-25,000 individuals. Others, like the North Atlantic right whale, are critically endangered, with an estimated population of fewer than 350 individuals. Conservation efforts continue to monitor and protect these majestic creatures.