Wild Orca News

First some sad news, then some happy news.

Sad news: an orca stranded in South Africa died despite attempts to help her. Researchers examining the dead whale found various plastic and other garbage items in her stomach.

South Africa: Sad Story Emerges of Plett's Stranded Orca - allAfrica.com

Happy news: another new SRKW calf! This one is once again from J-pod. The mother is J-28 Polaris. She had been looking kind of fat the past few months so she was suspected of being pregnant. She is 22 years old and has one other calf, J-46 Star, born in 2009. It seems these whales have discovered that one trick fertility doctors don't want you to know.

New baby orca joins the local J pod | The Seattle Times
 
Rare Killer Whale Dies After Becoming Entangled in Fishing Gear

A killer whale from the West Coast population, Lulu, washed up on shore dead. Researchers determined that entanglement was the likely cause of her death. The West Coast population hasn't produced a calf since 1992, making it likely that the 8 whales left will be the last of this distinctive group. Researchers are hoping that information and samples taken from the necropsy will provide new information about this little-known population, such as pollutants, reproductive status, and age.
 
An article that details recent observations of "catch sharing" between related Northern Residents. Even a single fish might be shared with a relative, this may be a way of increasing fitness for the whole pod:

When killer whales catch a salmon, they’ll break it up and pass out pieces to family, B.C. study finds | National Post

Also, a fascinating story about how salmon conservation in Idaho might be the solution to some of the Southern Residents problems:

Why These Orcas Love Idaho | Giulia C.S. Good Stefani's Blog | Switchboard, from NRDC
 
Interesting article on research into Killer Whales and Sharks in Bremer Bay Canyon off of Western Australia:

Bremer Bay canyon: scientists find out why killer whales and sharks are drawn to WA hotspot - ABC Rural (Australian Broadcasting Corporation)

It's where all the cool kids gather. I bet it would be very cool to see.

A number of Australian orcas seem to have that interesting eyepatch shape. Is that unique to the region? I'm trying to remember if I've seen it with others.
 
Toxins may be causing more male killer whale births, says researcher | Toronto Star

J54 is confirmed to be male. Of the eight calves that have been a part of the Southern Resident baby boom, only one has been confirmed to be female. Five, including J54, are confirmed to be male. This is troubling for a struggling population. Researchers believe that toxins in the water are causing the skewed gender ratio.

Orca calf found dead near Sooke Point - British Columbia - CBC News

Also, a dead female orca calf was found near Sooke Point. Researchers will work to determine the ecotype and cause of death. Because of its small size, it's not likely to be a SRKW that we know.
 
Lots of Southern Resident news today, most of it sad.

2 orcas found dead in B.C. waters part of endangered population | CTV Vancouver Island News

A dead orca found near Vancouver has been identified as 20 year old SR male L95 "Nigel".

The dead female calf found a few weeks ago has been confirmed as an SRKW. The calf was estimated to be about two weeks old. Researchers have yet to determine the cause of death for either of the whales, though they suspect the calf died due to birthing complications. All terribly sad, though I am glad that at least the bodies washed up so necropsies could be performed.

https://www.facebook.com/OrcaNetwor...79401335600/10156916172860601/?type=3&theater

Finally, J53, one of the newer SR calves has been identified as female. Hopefully she'll reach adulthood and produce some calves, as the population could really use more females right now.
 
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