J1 West Transect – 2014

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Detailed Description

Permanent Site: J1 West Transect; Depth: 9.6 Meters (31.5 Feet); Distance from river mouth: 6.6 Kilometers (4.1 Miles) east; Pre/Post Dam Removal: 3 years post-dam removal; Lat/Long: 48.13607725,-123.48002186; Site Description: This site is medium depth. Substrates is mainly a gravel/sand mixture. Seaweed density is still greatly decreased. Three species of brown seaweed were recorded and consist mainly of the perennial seaweed Pterygophora californica (0:07 seconds) and Saccharina spp. (0:21, 0:42 seconds). Larger reds are present and are frequently found growing around the base of feather duster tubeworms (0:47, 1:04 seconds). Two tubeworm species are very abundant, Eudistylia vancouveri (0:25, 0:37 seconds) and Schizobranchia insignis (small orange shapes at 0:59 seconds), as well as burrowing anemones (Halcampa sp.) and butter clams (Saxidomus gigantea). 


Date Taken:

Length: 00:01:16

Lat / Long: 48.136077250000 / -123.480021860000

Location Taken: US

Video Credits

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