Bibliography https://arcticcurrents.wordpress.com/ https://www.enchantedlearning.com/subjects/whales/species/Bowheadwhale.shtml https://www.fisheries.noaa.gov/science-blog/2017-aerial-surveys-arctic-marine-mammals-post-2 Frank E. Fish, Kimberly T. Goetz, David J Rugh, Linda Vate Brattstrom: "Hydrodynamic Pattersn Associatd with Echelon Formation Swimming by Feeding Bowhead Whales" Marine Mammal Science, 29(4): E498-E507 (October 2013) By the Society for Marine Mammalogy Lara Horstmann, UAF Class MSL 317, Powerpoint: "Indroduction to Marine Mammal Biology"