Blue Whale Population 2025. This study changes global thinking about whale recovery and management, with the research team expecting whale populations to recover at rapid rates over a much wider. A previously unknown population of blue whales has been found living in the indian ocean after researchers picked up and recorded an unrecognised song travelling.

Additional assessments will be added as they are completed and. The southern hemisphere blue whales use the waters around antarctica as summer feeding grounds, so the sonobuoy recordings provide a good estimate of the overall population of the subspecies.