- Calambokidis, J. and J. Barlow. 2004. Abundance of blue and humpback whales in the eastern North Pacific estimated by capture-recapture and line-transect methods. Marine Mammal Science. 20(1):63-85, meer
- CalCOFI marine mammal surveys 2004-2008 - off effort, meer
- CalCOFI marine mammal surveys 2004-2008 - on effort, meer
- Cascadia Research Collective Hawaii OASIS project whale and dolphin sightings, meer
- Gulf of Maine humpback whale satellite tagging project: 2011, meer
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