Search Results for: orca


You can collaborate within the Orcasphere in the following ways: Read, contribute to, and comment on the Orcasphere blog Join an email list related to killer whales: subscribe to OrcaEd — A list for educators who teach about orcas (educational … Continue reading


Humans value interacting with killer whales. There are many ways to observe them, learn and wonder about them, and ultimately help protect them: observe them from land by traversing The Whale Trail; watch them on webcams at the Center for … Continue reading

J’s near Davidson

48 25.46N 122 45.48W 1519 Moving sporadically toward Davidson Rock. Lots of breeching, and a few spy-hops. The pod was traveling in three groups, all within a mile of each other, alternating between 8-9kt travel and what looked like foraging … Continue reading

Super-pod at Battleship

Lat: 48 37.69N; Lon: 123 13.26W 1248 Making about 7kts toward Kellet Bluff. One of the frustrations of a sensitive hydrophone is that any abrasion of the cable against the hull of the boat results in quite a bit of … Continue reading

J & L in Rosario Strait

J’s and L’s between Williamson Rock and Lawson Reef, southbound around 1600, July 7. This is the most active part of the recording, with some strong echolocation clicks and whistles. The predominant noise (low-rev “clanking”) is from a tanker in … Continue reading

SRKW call frequency response to boat noise?

The field season is rolling, with all three southern resident killer whale pods “in the area,” and whale watchers packing all of our favorite boats. I’ve been hanging out with these animals for five years now, and for the first … Continue reading


Research and education activities relevant to the recovery of the southern resident killer whales. To add an event to this calendar, simply create a Google calendar, add the event to it, and invite the southern residents to take notice via … Continue reading


Welcome to the orcasphere! The orcasphere is a virtual collaborative space inspired by the Southern Resident Killer Whale Symposium held in Seattle, Washington, from April 3-5, 2006. The Symposium was an intellectual exchange between scientists, policy makers, managers, industry representatives, … Continue reading

Southern resident “ceremony” 10/4/05 (video, photos)

One of the most remarkable behaviors of the southern residents is the “greeting ceremony” in which two groups of orcas line up facing each other and then mingle together. This article describes a similar “ceremony” acoustically and visually (video; photo … Continue reading

NOAA synopsis of 2006 SRKW symposium

The following synopsis of the 2006 SRKW symposium was published on April 08, 2006, at the web site of the NOAA Fisheries Service (Northwest Fisheries Science Center, author unknown): “The Center kicked off the 75th anniversary of the Montlake laboratory … Continue reading