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Tsleil-Waututh canoe travel in Indian Arm at DiRr-6, a massive outcrop of intrusive granodioritic rock marked with a single painting, 2014. Most rock paintings were meant to be seen in this context. Photo by Jesse Morin

Dispatches: Ancient DNA reveals ecological history

Occasionally, this space includes reports and essays from guest writers on the subject of Puget Sound ecosystem recovery. Social scientist Whitney Fleming has this dispatch on new findings that are being revealed by ancient sources. Archaeologists are looking at ancient DNA combined with oral histories to determine ecological conditions from the past.  By Whitney Fleming …

Brighter future for salmon at downtown seawall

The decaying seawall along Seattle’s waterfront is providing scientists with an opportunity to improve long-lost habitat for migrating salmon. It could also show the way for habitat enhancements to crumbling infrastructure worldwide. One University of Washington researcher describes the project. Read more about the Seattle seawall in Salish Sea Currents.