E2 West Transect – 2017

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Detailed Description

Permanent Site: E2 West Transect; Depth: 14.6 Meters (47.9 Feet); Distance from river mouth: 0.9 Kilometers (0.5 Miles) east; Pre/Post Dam Removal: 6 years post-dam removal; Lat/Long: 48.15653002, -123.56197605; Site Description: This is one of our deeper sites. Substrate is mainly gravel/cobble with scattered boulders. Only a few small brown seaweeds were present (acid kelp Desmarestia spp. (0:35 seconds) and there was no red seaweed. The featherduster tubes worm Schizobranchia insignis is abundant and can be seen to the left of the tape at 0:30 seconds. Red sea urchins (Strongylocentrotus franciscanus) are scattered along entire transect as well as a few green sea urchins (Strongylocentrotus droebachiensis) (0:30, 0:36 seconds). Other invertebrates seen on video: staghorn bryozoan Heteropora pacifica (yellow clump on boulder at 1:08 seconds).
 

Details

Image Dimensions: 1280 x 720

Date Taken:

Length: 00:01:56

Location Taken: Elwha River, WA, US

Video Credits

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

Transcript

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