How Many Humpbacks Existed in the North Atlantic? (3 of 3) (image) Wildlife Conservation Society Share Print E-Mail Caption Now the mainstay of the whale-watching industry, the humpback whale has recovered significantly from commercial whaling in the past several decades. An accurate pre-whaling population estimate, the study authors indicate, is important in considering future management decisions and protection for the species in North Atlantic waters. The genetic-based methods offer the only other means for pre-whaling estimates. Credit Salvatore Cerchio/Wildlife Conservation Society. Usage Restrictions One-time usage only. Must include the following credit: Salvatore Cerchio/Wildlife Conservation Society. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.