Interesting new study out..
A fully sequenced SRKW genome might also give scientists a look at the genetic variations and immune system genes that are important for the whales’ survival, and offer a better understanding of the population’s history and size prior to European colonization, Ford added. The information could also verify current pedigrees and aid scientists in comparing Southern Residents with Northern Residents and other similar populations that are thriving, to determine what factors are setting them apart.
How much of orca decline is in their DNA? – Salish Current (salish-current.org)