Orcasphere

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 the shipping lanes, about 3 miles away. 
Listen here (1.4MB)

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 time I’m trying my hand at research. Here is the full text of my research proposal. [...]