consists of A42 (Sonora), born in 1980, and her children A66 (Surf), born in 1996, A79 (Current), born in 2004 and A88 (Cameleon), born in 2008. The A23 Matriline, which consists of siblings A43 (Ripple), born 1981 and A60 (Fife), born 1992, A43's daughter A69 (Midsummer), born 1996 who gave birth to A96 (Fern) in 2009, and A109 (Eliot), and Ne'nakw in 2021. The A51 Matriline, which consists of A61 (Surge), born in 1994, and his niece A86 (Cordero) born in 2005, and Cordero's calf, A121 (Twilight). Every whale currently alive in A5 Pod was born during the study, and therefore all of their lineage is known positively. See also A1 Pod A4 Pod List of Northern Resident Killer Whale Pods Further reading Ford, John K.B.; Ellis, Graeme M.; & Balcomb, Kenneth C. (2000). Killer Whales (2nd ed.). UBC Press. . Hoyt, Erich. (1990). Orca: The Whale Called Killer (3rd ed.). London: Robert Hale Limited. . Orcas