Search Results for: salmon

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

Earth Hour

Here’s an opportunity to act (at least symbolically) for resident orca and WA salmon by reducing electricity (mostly from hydropower) demand for a special hour: 8:30-9:30pm this Saturday, March 28. On March 28 you can VOTE EARTH by switching off … Continue reading

A map for including killer whales in NW fisheries managment

Just happened upon this nice synopsis of how WDFW views the various processes by which fishing harvests are governed in the Pacific Northwest. For me, this helps clarify which processes we killer whale advocates could influence to bolster the number … 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

A toxics-based biological observing system (tBiOS) for PS

Lyndal Johnson, NWFSC Pre-spawn mortality of salmon is occurring in restored urban streams.  It is associated with urban development, road traffic, and storm water runoff, but concentrations of toxics aren’t high enough to account for the convulsions and lethargy.  We … Continue reading

Persistent organic pollutants in killer whales

Persistent organic pollutants as chemical tracers for Puget Sound marine biota, Gina Ylitalo Chemical tracers can be used to determine geographic ranges.  Persistent organic pollutants (POPs) like PCBs and PDBEs in Salish Sea herring (3 yr old males collected ’99 … Continue reading

Fish Response to Shoreline Habitats

Jason Toft Comparing along-shore snorkel surveys between cobble beach, sand beach, rip rap, deep rip rap, and overwater structure. We see biggest difference when you have sub-tidal modifications. Gastric lavage of juvenile Chinook: insects dominate in shallow habitats, plankton/benthic dominate … Continue reading

Juvenile Chinook use pocket estuaries near natal rivers

Eric Beamer, Juvenile Chinook salmon use of small non-natal estuaries  in the Whidbey Basin, eastern Admiralty Inlet, and the San Juan Islands Most of our juveniles are coming from the Skagit, accumulating early in the year (feb-may, some years as … Continue reading

North Kitsap Nearshore Fish

Paul Dorn, Preliminary Results of Beach Seine Sampling in 2007 and 2008. Unmarked coho dominated our seines, particularly in may/june.  Coho size about 120-140cm, larger if from hatchery.  Lots of juvenile chum in apr/may/june (many more in 2007 than in … Continue reading

Lynne Barre PSGB’09 talk

Implementation of the recovery plan for SRKWs Section 7 consultations: Looking at Federal actions (funding, permiting, regulating) that might affect hydropower (hatchery production), water treatment plants, sewer outfalls, in-water construction, upland projects, habitat restoration, research, tidal and wave energy, etc. … Continue reading