"Follow the scientists working in the Pacific Northwest to learn about the orca whale population there, as they race to save these remarkable mammals from extinction. Perfect for fans of The Great White Shark Scientist and readers looking for excellent nonfiction on this high-interest animal."--Provided by publisher.

"Pacific Northwest, Where science meets adventure"--Cover.

Prologue -- Beyond black and white -- Best catch of the day -- Pump up the volume -- It makes perfect scents -- Mission Mobley soars -- What the future holds -- How to get involved and stay informed.