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Search Results for: resident
+3dB noise reduces ‘effective listening area’ 30%
Jim Cummings of the Acoustic Ecology Institute has posted another great synopsis of an important new bioacoustics paper that has big implications for southern resident killer whales. After defining a new bioacoustic metric “effective listening area” (which is MUCH more … Continue reading
Posted in BR-rss, marine mammal, Research, vessel interactions
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
How NZ orcas hunt sharks
I was most impressed by this underwater photograph taken by Ingrid Visser of a New Zealand killer whale pursuing a mako shark. The associated article from the Daily Mail describes hunting techniques that smack of likely Southern Resident tactics: collaborative … Continue reading
Salmon court fallacy: we must spill or spew
There are some great observations and quotes in the liveblog of Matthey Preusch during the Nov 23, 2009, Salmon Court. This first one suggests a slight of hand or an ignorance of the primary findings of the Bright Future report … Continue reading
Posted in BR-rss, climate change, dam removal, fish, Salmon, Sustainability
Tagged fishcourt, redden, snake river
Bob Pitman talk on Antarctic orcas Nov. 18, 2009
It was like watching a lecture by a 19th century anthropologist just back from a scientific expedition deep in the Amazon jungle, enthralling the audience with incredible tales of outlandish natives and their curious customs. Continue reading
How to: share salmon or orca news
I’ve been enjoying using orcasphere.net as a forum for sharing breaking news about southern residents, salmon, and related environment issues. In the hopes of inspiring others to join me, this post is the first in a series that describe how … Continue reading
Orcas not in the NW Power Plan
Today’s the last day for killer whale advocates to ensure that the southern residents get some consideration in the power plan that guides the Pacific Northwest on a 20-year horizon and won’t be reviewed for 5 years. Currently, the complete … Continue reading
Posted in Uncategorized
NOAA vessel rules rejected at Seattle Aquarium
<More photos> Just back from the meeting in which NOAA invited the public to comment on the proposed rules for vessel-orca interactions. Before a captive audience of Pacific salmon and rockfish, the 2.5 hours of public comment was dominated by … Continue reading
Posted in policy, Sustainability, vessel interactions
Tagged boat, boat noise, regulations, vessel, vessel interactions
SRKWs need priority in chinook managment
In a bit of press coverage related to a new publication by John Ford et al. we orca advocates are again getting the confusing message: southern residents need a place at the table where Chinook salmon management is derived, but … Continue reading
Posted in Uncategorized
Time to review Navy’s NW neighborliness
NOAA recently released an incidental take authorization associated with the Navy’s proposed expansion of the Northwest Range Training Complex. The authorization and associated Navy documents are Complex, indeed! Unfortunately, NOAA has allocated too little time for public comment on the … Continue reading
Posted in Uncategorized