Search Results for: whale

Connecting the Fraser salmon virus dots

Are the Fraser chinook that southern resident killer whales love to eat already infected by the Infectious Salmon Anemia virus (ISAV) just detected in 2 Fraser sockeye smolts?  Could this virus — not salmon leukemia — be what caused the … Continue reading

Updates from NOAA on Elwha science

Yesterday Sarah Morely of NOAA/NWFSC Watershed Program, Fish Ecology Division gave a 40-minute synopsis of the “Elwha River Dam Removal – Past, Present, Future.”  My notes are appended and the NOAA site has an abstract with recommended references (also appended … Continue reading

Klamath River dam removal proposed

Things are really looking up for the salmon-eating killer whales of the west coast.  For the third time this fall, progress in removing dams on west coast salmon rivers has been made.  First there was press regarding the beginning of … Continue reading

Explosive Condit dam removal: more Columbia salmon on winter menu?

Kim Pokorny of the Oregonian reports progress on cleaning up the White Salmon River, a tributary on the lower Columbia, in preparation for an October 26 explosive removal.  This is good news for future foraging by southern resident killer whales … Continue reading

Public and scientific influence in recovery of Columbia salmon for orcas

Great news last week from Save our Wild Salmon et al.: Judge Redden has again ruled that the Biological Opinion for managing Columbia Basin salmon is illegal and scientifically inadequate. This KPLU story on the timeline for revising or renewing … Continue reading

Big fall chinook run expected on Columbia

Today’s Weekender Report from WDFW suggests SRKWs could have some good eating off the mouth of the Columbia this fall.  Does anyone have a read on how the Fraser chinook runs are faring this summer?  Why don’t killer whale conservationists … Continue reading

Virus implicated in Fraser sockeye (and chinook?) mortality

The idea that a virus may play a part in the unpredictable Fraser river sockeye returns is (month) old news, but this article in Scientific American is the first to mention chinook that I’ve seen.  Perhaps the fate of the … Continue reading

Glimpses into the Columbia spring chinook fishery

In our on-going efforts to monitor Pacific salmon dynamics and interpret them from the perspective of southern resident killer whales, today brings news of a 6-hour commercial net fishery opening on the lower Columbia River.  It’s amazing that it’s even … Continue reading

Infrared detection of marine mammals

Live blog of a talk by Joseph Graber on “Land-based Infrared Imagery for Marine Mammal Detection” at UW/APL on March 10, 2011. Admiralty Inlet tidal currents can exceed 3 m/s and is therefore a valuable prospect for tidal power generation.  … Continue reading

Obama on salmon management

What great news for southern residents that President Obama clarifies in his 2011 State of the Union Address (at 43:59) that he understands that there is a deep flaw in how salmon are managed in the United States: The Interior … Continue reading