J28 "Polaris" (pronounced puh-LAIR-ris) was an approximately 23-year-old female Southern resident killer whale. Polaris was born in the winter of 1992/1993 to J17 "Princess Angeline." She was her first calf.

2025年1月1日 · Dates of births marked with an asterisk (*) are estimated based on actuarial tables of mortality rates combined with observed association patterns to determine family relationships, from Life history and population dynamics of resident killer whales (Orcinus orca) in the coastal waters of British Columbia and Washington State, Olesiuk, P.F., M ...

J28 was noted to be losing body condition in January 2016, presumably from birthing complications, and by July was clearly emaciated. If her carcass is ever found an examination of her ovaries may reveal how many ovulations/pregnancies she actually had, as well as her proximate cause of death (probably septicemia).

2016年10月28日 · The U.S.'s Center for Whale Research says an iconic orca named J28 has died after months of losing weight, which could also bring about the death of her latest offspring, J54, who was born in...

2016年11月1日 · Ken Balcomb delivers a solemn obituary in Seattle on Friday, October 28th 2016 for an orca, J28 AKA Polaris. Ken tells the story of Polaris' birth, family life and her tragic decline due to...

J26 is one of the most recognized orcas of the Southern Residents and a favorite to many. Mike was first sighted in the fall of 1991, shortly after the late Dr. Michael Bigg (pioneer in killer whale research and identification) had passed away.

2016年10月28日 · The mother whale, known as J28, was about 24 years old and in what should have been her prime breeding years. She was well-known to whale watchers because of a distinctive nick on the trailing ...

2016年10月29日 · Orcas J28 with her calf J54. Hopes for the recovery of southern resident killer whale populations have cooled one year after a “baby boom” for the endangered species. The Center for Whale...

The orca whale known as J-28 has passed away. The female was estimated to be about 24 years old, which is the prime reproductive age. For years, local residents have been able to catch a glimpse of easily recognizable J-28 thanks to a nick on her dorsal fin. The killer whale was a member of the J-pod family of southern resident orca whales.

Orca Acoustics. Position papers. Orca Info. Southern residents. Bigg's Matrilines. Notable Encounters. Orca Updates. Day of the dead tributes. Hall of fame. Whale University. CLASS INFO. Bigg’s 201: A FULLY VIRTUAL VERSION OF OUR FLAGSHIP BIGG'S 201 COURSE. ... Mother is J28 (deceased) Previous Page.