Search Results for: observe

Kalimari for orcas, or another salmon predator

Ron Hirschi, a local marine naturalist, is reporting Humbolt squid being caught on salmon gear in the central Strait of Juan de Fuca. Will they come all they way in in 2010? 11.30.09 Recreational salmon fishers are now catching them … Continue reading

Contaminants in SRKWs

Sandra O’Neill, Contaminants in salmon We’ve heard that S and N residents are both eating mostly Chinook.  Why are the southern residents more contaminated than the northern residents? Contaminants in fish are determined by: where they live what they eat … Continue reading

Prey relationship talks

8:35 John Ford, resident KW foraging ecology What may have caused the simultaneous declines in the N and S residents during the late 1990s?  Nutritional stress? We compared expected and observed births and deaths, where expectations were based on period … Continue reading

Vessel interactions/noise talks

14:55 Val Veirs giving Marla’s talk on “Vocal Compensation in SRKWs” Background noise levels had mean of 110.1 DB +/- 4.1; range 98-123dB Call source level: mean of 55.3dB +/-7.4 dB Lombard effect in SRKWs is present; ~1dB increase in … Continue reading

Strong spring chinook run on the Columbia

Here we are in mid-February, a couple weeks into the blackmouth opening in the Salish Sea, and WDFW is opening up recreational fishing for spring (winter?) Chinook running in the Columbia [see today’s email announcement below].  This makes me wonder … Continue reading

Oceanography from Coast Salish canoes

A panel presentation about a 2-week journey in 2008 in which YSI probes and GPS units were carried by traditional canoes .  They observed a low dissolved oxygen area around the San Juan archipelago. Web site Plans for 2009: interpret … Continue reading

Health of the Salish Sea: panel discussion

Andrea Copping, Chief Leah George-Wilson, Richard Beamish, Mary Ruckelshaus, Joel Baker Richard Beamish: State of the Salish Sea (Richard Beamish) Warming trends over last 30yrs  in Strait of Georgia [SoG] (steady) and Puget Sound (slower) Decline in % early marine … Continue reading

InterACT

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

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