Contents

•Where do orcas live? •Johnstone Strait •The Ecosystem •The Current •The Climate •Why here? •Vancouver Island Orcas •Their Name •Transient and Resident Orcas •Diet •Intelligence •Familes •Social Structure •Sounds •Common Calls •Life Span •Pregnancy •Morphology •Distinguishing Features •The Role of the Dorsal Fin •Swimming Speed •Respiration •Behavior1 •Behavior2 •Behavior3 •OrcaLab •Research Approach •Hydrophones •Underwater Video Base •Reference Materials 1 •Reference Materials 2