A2 West Transect – 2011

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Detailed Description

Permanent Site: A2 West Transect; Depth: 13.0 Meters (Feet 42.7); Distance from river mouth: Kilometers 1.8 (1.1 Miles); Pre/Post Dam Removal: 1 month pre-dam removal; Lat/Long: 48.14130295, -123.5883331; Site Description: One of our deeper sites at over 40 feet. Sediment is primarily sand/sandy mud with scattered boulders. Annual species of seaweeds are present. This year the most abundant species was the acid kelp Desmarestia (0:08 seconds). Bull kelp Nereocystis luetkeana was present (0:24, 0:47, 1:22 seconds). Invertebrates seen on video: feather duster tubeworms Eudistylia vancouveri (0:06 seconds) and Schizobranchia insignis (0:18 seconds), sunflower sea star Pycnopodia helianthoides (0:36 seconds), red sea urchin Strongylocentrotus franciscanus (1:08 seconds). Fish: ratfish Hydrolagus colliei (0:32 seconds). Elwha River Nearshore, Strait of Juan de Fuca, Washington, USA


Date Taken:

Length: 00:01:28

Lat / Long: 48.141302950000 / -123.588333100000

Location Taken: US

Video Credits

Editor: Chloe Dawson
USGS Contact: Nancy Elder, Fishery Biologist, Marrowstone Marine Field Station, (nelder@usgs.gov)