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Seabird populations are declining worldwide. This paper looks at the impact of gillnets on bird populations.

Vern Morgus remembers the early days of scuba diving in Puget Sound.

Sediment health in Central Puget Sound has shown a recent steep decline, according to a report by the Washington Department of Ecology. The report compares monitoring data over a ten-year period between 1998/1999 and 2008/2009. Researchers monitored populations of benthic invertebrates, sediment-dwelling organisms that depend on an environment free of pollutants, as part of the Puget ...

An audio recording of an early morning soundscape on Treasure Island in Puget Sound. 

The following fact sheet represents economic and environmental activities of major ports in the Puget Sound region. This is a living document and may be updated as new information becomes available. 

This document was prepared by the U.S. Geological Survey in cooperation with the U.S. Environmental Protection Agency and the National Park Service. Download the entire report, or read the Introduction below. Portions of this document were originally published in June 2013 and were updated in February 2014.  Citation: Curran, C.A., Magirl, C.S., and Duda, J.J., 2014, Suspended-sediment concentrations during dam decommissioning in the Elwha River, Washington: U.S. Geological Survey Data Set, doi:10.5066/F7M043DB. 

The following descriptions of fishing communities in Puget Sound are taken from the 2007 document NOAA Technical Memorandum: Community Profiles for West Coast and North Pacific Fisheries. 

This report, published in 2008 by the Washington Department of Fish and Wildlife, summarizes the economic importance of Washington fisheries using data from 2006. The report's Executive Summary is reprinted below, followed by summaries of data specific to Puget Sound.

This paper uses water quality data to examine the relationship between environmental condition and recreational use of parks in Puget Sound.

Audio recordings of the Mazama Pocket Gopher.